Islands in Connecticut

Below is a list of Connecticut Islands associated with the atlases in our collection. To see the complete list of Connecticut atlases use our Geographic Browse function or Search. By clicking the Geocode Button (if available), you will be shown a list of individual maps which covers that geographic area as well as location of the point of interest highlighted on a modern map.

< Back to category list for Connecticut

HINT: The multiple years listed after an atlases name indicates additional atlases within the collection. In the following example:

University of Michigan (Ann Arbor Campus)
Washtenaw County 1915, 1874, 1895, 1957, 1960, 1964, 1967, 1970, 1973, 1975, 1977, 1979, 1981, 1982, 1985, 1987, 1989, 1991, 1994, 1997, 1999

There are 21 individual Washtenaw County atlases spanning 84 years. Click each to see the development over time.

You can also find Islands
within these Connecticut map groups:

Connecticut State Atlas 1893

Connecticut State Map 1855 Long Island Sou...

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Showing "" through "Yellow Rocks"...

The Thimbles

Maps that contain this point of interest:
Middlesex County Map, Middlesex County 1874
Branford 1, Stony Creek, New Haven County 1868
Guilford Town, New Haven County 1868
New Haven County Map, New Haven County 1868
Middlesex County - South Part, Connecticut State Atlas 1893
New Haven Co. - South Part, Connecticut State Atlas 1893
United States Coast Survey - Southwest Ledge to Niantic - Long Island Sound, Connecticut State Atlas 1893
Atlases of this county (New Haven):
New Haven County 1868
New Haven County 1852 Wall Map
New Haven County 1856 Wall Map - Copy 1, py 2

Thistle Island

Maps that contain this point of interest:
Plate 003, Sherman, Jerusalem, Lanesville, Candlewood Lake, Fairfield County 1931
New Milford, Lanesville Town, Gaylordsville Town, Litchfield County 1874
Litchfield County - South Part, Connecticut State Atlas 1893
Fairfield County 1856 Wall Map, Fairfield County 1856 Wall Map
Plate 009, Fairfield County 1942
Title Page and Index Map, Fairfield County 1942
Atlases of this county (Fairfield):
Fairfield County 1931
Fairfield County 1856 Wall Map
Fairfield County 1942

Three Quarters Rock

Maps that contain this point of interest:
Middlesex County Map, Middlesex County 1874
New Haven County Map, New Haven County 1868
Middlesex County - South Part, Connecticut State Atlas 1893
New Haven Co. - South Part, Connecticut State Atlas 1893
United States Coast Survey - Southwest Ledge to Niantic - Long Island Sound, Connecticut State Atlas 1893
Atlases of this county (New Haven):
New Haven County 1868
New Haven County 1852 Wall Map
New Haven County 1856 Wall Map - Copy 1, py 2

Threefoot Rock

Maps that contain this point of interest:
East Lyme Town, Lyme East Town, Flander Village, Niantic, New London County 1868
New London County Map, New London County 1868
Waterford, Gratte Ville, New London County 1868
New London County - South Part, Connecticut State Atlas 1893
United States Coast Survey - Niantic Bay to Rocky Point - Long Island Sound, Connecticut State Atlas 1893
United States Coast Survey - Southwest Ledge to Niantic - Long Island Sound, Connecticut State Atlas 1893
Atlases of this county (New London):
New London County 1868
New London County 1854 Wall Map

Tree Hammock

Maps that contain this point of interest:
Fairfield County - South Part, Connecticut State Atlas 1893
United States Coast Survey - New York to Norwalk Islands - Long Island Sound, Connecticut State Atlas 1893
United States Coast Survey - Norwalk Islands to Southwest Ledge - Long Island Sound, Connecticut State Atlas 1893
Fairfield County 1856 Wall Map, Fairfield County 1856 Wall Map
Plate 004, Fairfield County 1942
Title Page and Index Map, Fairfield County 1942
Atlases of this county (Fairfield):
Fairfield County 1931
Fairfield County 1856 Wall Map
Fairfield County 1942

Turks Island

Maps that contain this point of interest:
Windsor South East, South East Windsor, Hartford City and County 1869
Windsor South, South Windsor, Hartford City and County 1869
Windsor, Poquonnock, Rainbow, Hartford City and County 1869
Hartford County - North Part, Connecticut State Atlas 1893
Plate 019, Hartford - New Haven - Middlesex - Litchfield - Tolland Counties 1931
Atlases of this county (Hartford):
Hartford County 1855 Wall Map

Tuxis Island

Maps that contain this point of interest:
Clinton, Middlesex County 1874
Middlesex County Map, Middlesex County 1874
Guilford Town, New Haven County 1868
Madison, Meriden South, South Meriden, New Haven County 1868
New Haven County Map, New Haven County 1868
Middlesex County - South Part, Connecticut State Atlas 1893
New Haven Co. - South Part, Connecticut State Atlas 1893
United States Coast Survey - Southwest Ledge to Niantic - Long Island Sound, Connecticut State Atlas 1893
Atlases of this county (New Haven):
New Haven County 1868
New Haven County 1852 Wall Map
New Haven County 1856 Wall Map - Copy 1, py 2

Tweed Island

Maps that contain this point of interest:
Plate 037, Glenville, Gleenwich, Belle Haven, Coscob, Fairfield County 1931
East Portchester, Cos-Cob, Mianus, Riverside, Connecticut State Atlas 1893
Fairfield County - South Part, Connecticut State Atlas 1893
Greenwich Borough, Connecticut State Atlas 1893
United States Coast Survey - New York to Norwalk Islands - Long Island Sound, Connecticut State Atlas 1893
Fairfield County 1856 Wall Map, Fairfield County 1856 Wall Map
Plate 001, Fairfield County 1942
Title Page and Index Map, Fairfield County 1942
Atlases of this county (Fairfield):
Fairfield County 1931
Fairfield County 1856 Wall Map
Fairfield County 1942

Twin Brothers

Maps that contain this point of interest:
New London County Map, New London County 1868
Stonington Town, New London County 1868
New London County - South Part, Connecticut State Atlas 1893
United States Coast Survey - Niantic Bay to Rocky Point - Long Island Sound, Connecticut State Atlas 1893
Atlases of this county (New London):
New London County 1868
New London County 1854 Wall Map

Twin Islands

Maps that contain this point of interest:
Marlborough, Marlborough Mills, Hartford City and County 1869
Chatham, Rose Hill Town, Middlesex County 1874
Middlesex County Map, Middlesex County 1874
New Haven County Map, New Haven County 1868
New London County Map, New London County 1868
Hartford County - South Part, Connecticut State Atlas 1893
Middlesex County - North Part, Connecticut State Atlas 1893
Plate 037, Hartford - New Haven - Middlesex - Litchfield - Tolland Counties 1931
Plate 038, Hartford - New Haven - Middlesex - Litchfield - Tolland Counties 1931
Atlases of this county (Middlesex):
Middlesex County 1874
Middlesex County 1859 Wall Map

Twin Rocks

Maps that contain this point of interest:
New Haven County Map, New Haven County 1868
New Haven Co. - South Part, Connecticut State Atlas 1893
Stony Creek, Short Beach, Yalesville, New Haven - Ward 15, Connecticut State Atlas 1893
United States Coast Survey - Norwalk Islands to Southwest Ledge - Long Island Sound, Connecticut State Atlas 1893
West Haven Borough, New Haven Bay, Connecticut State Atlas 1893
New Haven Gas Light Company Distribution Mains Plan, New Haven 1911
New Haven Water Company Supply and Distribution Mains Plan, New Haven 1911
Title Page and Index Map, Fairfield County 1942
Atlases of this county (New Haven):
New Haven County 1868
New Haven County 1852 Wall Map
New Haven County 1856 Wall Map - Copy 1, py 2

Twomile Island

Maps that contain this point of interest:
Derby, New Haven County 1868
Milford, New Haven County 1868
New Haven County Map, New Haven County 1868
Fairfield County - North Part, Sherman, New Fairfield North, Connecticut State Atlas 1893
New Haven Co. - South Part, Connecticut State Atlas 1893
United States Coast Survey - Norwalk Islands to Southwest Ledge - Long Island Sound, Connecticut State Atlas 1893
Fairfield County 1856 Wall Map, Fairfield County 1856 Wall Map
Plate 007, Fairfield County 1942
Title Page and Index Map, Fairfield County 1942
Atlases of this county (Fairfield):
Fairfield County 1931
Fairfield County 1856 Wall Map
Fairfield County 1942

Twotree Island

Maps that contain this point of interest:
New London County Map, New London County 1868
Waterford, Gratte Ville, New London County 1868
New London County - South Part, Connecticut State Atlas 1893
United States Coast Survey - Niantic Bay to Rocky Point - Long Island Sound, Connecticut State Atlas 1893
United States Coast Survey - Southwest Ledge to Niantic - Long Island Sound, Connecticut State Atlas 1893
Atlases of this county (New London):
New London County 1868
New London County 1854 Wall Map

Umbrella Island

Maps that contain this point of interest:
Middlesex County Map, Middlesex County 1874
Branford 1, Stony Creek, New Haven County 1868
Haven Town East, East Haven Town, New Haven County 1868
New Haven County Map, New Haven County 1868
New Haven Co. - South Part, Connecticut State Atlas 1893
United States Coast Survey - Norwalk Islands to Southwest Ledge - Long Island Sound, Connecticut State Atlas 1893
United States Coast Survey - Southwest Ledge to Niantic - Long Island Sound, Connecticut State Atlas 1893
Atlases of this county (New Haven):
New Haven County 1868
New Haven County 1852 Wall Map
New Haven County 1856 Wall Map - Copy 1, py 2

Vincent Island

Maps that contain this point of interest:
Plate 036, Stamford, Riverside, Glenbrook, Fairfield County 1931
Index Map, Stamford and Environs 1879
Stamford Town 1937, Stamford Town 1937
Fairfield County - South Part, Connecticut State Atlas 1893
Stamford Borough, Connecticut State Atlas 1893
United States Coast Survey - New York to Norwalk Islands - Long Island Sound, Connecticut State Atlas 1893
United States Coast Survey - Norwalk Islands to Southwest Ledge - Long Island Sound, Connecticut State Atlas 1893
Fairfield County 1856 Wall Map, Fairfield County 1856 Wall Map
Plate 001, Fairfield County 1942
Plate 002, Fairfield County 1942
Plate 004, Fairfield County 1942
Title Page and Index Map, Fairfield County 1942
Atlases of this county (Fairfield):
Fairfield County 1931
Fairfield County 1856 Wall Map
Fairfield County 1942

Wakeman Island

Maps that contain this point of interest:
Plates 033 and 034, Black Rock, Pleasure Beach, Straford Point, Fairfield County 1931
Plate 032, Greens Farm, South Port, Fairfield, Mill Plane, Fairfield County 1931
New Haven County Map, New Haven County 1868
Fairfield County - South Part, Connecticut State Atlas 1893
United States Coast Survey - Norwalk Islands to Southwest Ledge - Long Island Sound, Connecticut State Atlas 1893
Fairfield County 1856 Wall Map, Fairfield County 1856 Wall Map
Plate 005, Fairfield County 1942
Title Page and Index Map, Fairfield County 1942
Atlases of this county (Fairfield):
Fairfield County 1931
Fairfield County 1856 Wall Map
Fairfield County 1942

Walden Island

Maps that contain this point of interest:
Ledyard, Gales Ferry, New London County 1868
Montville Town, Montville, Uncasville, New London County 1868
New London County Map, New London County 1868
Preston Town, Poquetonock, Preston City, New London County 1868
New London County - North Part, Connecticut State Atlas 1893
New London County - South Part, Connecticut State Atlas 1893
United States Coast Survey - Niantic Bay to Rocky Point - Long Island Sound, Connecticut State Atlas 1893
Atlases of this county (New London):
New London County 1868
New London County 1854 Wall Map

Wannuppee Islands

Maps that contain this point of interest:
Plate 003, Sherman, Jerusalem, Lanesville, Candlewood Lake, Fairfield County 1931
Plate 002, Gaylordsville, Upper Merywall, Boardman, Wellsville, Fairfield County 1931
New Milford Town, Washington, Litchfield County 1874
New Milford, Lanesville Town, Gaylordsville Town, Litchfield County 1874
Litchfield County - South Part, Connecticut State Atlas 1893
Fairfield County 1856 Wall Map, Fairfield County 1856 Wall Map
Plate 009, Fairfield County 1942
Title Page and Index Map, Fairfield County 1942
Atlases of this county (Litchfield):
Litchfield County 1874
Litchfield County 1859 Wall Map

Ware Island

Atlases of this county (Fairfield):
Fairfield County 1931
Fairfield County 1856 Wall Map
Fairfield County 1942

Waterford Island

Maps that contain this point of interest:
East Lyme Town, Lyme East Town, Flander Village, Niantic, New London County 1868
New London County Map, New London County 1868
Waterford, Gratte Ville, New London County 1868
Jewett City, Niantic, Connecticut State Atlas 1893
New London County - South Part, Connecticut State Atlas 1893
United States Coast Survey - Niantic Bay to Rocky Point - Long Island Sound, Connecticut State Atlas 1893
United States Coast Survey - Southwest Ledge to Niantic - Long Island Sound, Connecticut State Atlas 1893
Atlases of this county (New London):
New London County 1868
New London County 1854 Wall Map

Watts Island

Maps that contain this point of interest:
Middlesex County Map, Middlesex County 1874
East Lyme Town, Lyme East Town, Flander Village, Niantic, New London County 1868
New London County Map, New London County 1868
New London County - South Part, Connecticut State Atlas 1893
United States Coast Survey - Niantic Bay to Rocky Point - Long Island Sound, Connecticut State Atlas 1893
United States Coast Survey - Southwest Ledge to Niantic - Long Island Sound, Connecticut State Atlas 1893
Atlases of this county (New London):
New London County 1868
New London County 1854 Wall Map

Wayland Island

West Crib

West Rock

Maps that contain this point of interest:
Clinton, Middlesex County 1874
Middlesex County Map, Middlesex County 1874
Madison, Meriden South, South Meriden, New Haven County 1868
New Haven County Map, New Haven County 1868
New London County Map, New London County 1868
Middlesex County - South Part, Connecticut State Atlas 1893
New Haven Co. - South Part, Connecticut State Atlas 1893
United States Coast Survey - Southwest Ledge to Niantic - Long Island Sound, Connecticut State Atlas 1893
Atlases of this county (Middlesex):
Middlesex County 1874
Middlesex County 1859 Wall Map

Whale Rock

Maps that contain this point of interest:
Groton Town, New London County 1868
New London County Map, New London County 1868
Stonington Town, New London County 1868
New London County - South Part, Connecticut State Atlas 1893
United States Coast Survey - Niantic Bay to Rocky Point - Long Island Sound, Connecticut State Atlas 1893
Atlases of this county (New London):
New London County 1868
New London County 1854 Wall Map

Whaleback Rock

Wheeler Island

Wheeler Rock

White Rock

Maps that contain this point of interest:
Plate 035, Noroton, Darien, Rowayton, Fairfield County 1931
Fairfield County - South Part, Connecticut State Atlas 1893
United States Coast Survey - New York to Norwalk Islands - Long Island Sound, Connecticut State Atlas 1893
United States Coast Survey - Norwalk Islands to Southwest Ledge - Long Island Sound, Connecticut State Atlas 1893
Fairfield County 1856 Wall Map, Fairfield County 1856 Wall Map
Plate 004, Fairfield County 1942
Title Page and Index Map, Fairfield County 1942
Atlases of this county (Fairfield):
Fairfield County 1931
Fairfield County 1856 Wall Map
Fairfield County 1942

White Rock

Maps that contain this point of interest:
Groton Town, New London County 1868
New London City South, Jordan Village, New London County 1868
New London County Map, New London County 1868
Waterford, Gratte Ville, New London County 1868
New London County - South Part, Connecticut State Atlas 1893
United States Coast Survey - Niantic Bay to Rocky Point - Long Island Sound, Connecticut State Atlas 1893
Atlases of this county (New London):
New London County 1868
New London County 1854 Wall Map

White Top Rock

Maps that contain this point of interest:
Middlesex County Map, Middlesex County 1874
Branford 1, Stony Creek, New Haven County 1868
Guilford Town, New Haven County 1868
New Haven County Map, New Haven County 1868
Middlesex County - South Part, Connecticut State Atlas 1893
New Haven Co. - South Part, Connecticut State Atlas 1893
United States Coast Survey - Norwalk Islands to Southwest Ledge - Long Island Sound, Connecticut State Atlas 1893
United States Coast Survey - Southwest Ledge to Niantic - Long Island Sound, Connecticut State Atlas 1893
Atlases of this county (New Haven):
New Haven County 1868
New Haven County 1852 Wall Map
New Haven County 1856 Wall Map - Copy 1, py 2

Wigwam Rock

Maps that contain this point of interest:
East Lyme Town, Lyme East Town, Flander Village, Niantic, New London County 1868
New London County Map, New London County 1868
Waterford, Gratte Ville, New London County 1868
Jewett City, Niantic, Connecticut State Atlas 1893
New London County - South Part, Connecticut State Atlas 1893
United States Coast Survey - Niantic Bay to Rocky Point - Long Island Sound, Connecticut State Atlas 1893
United States Coast Survey - Southwest Ledge to Niantic - Long Island Sound, Connecticut State Atlas 1893
Atlases of this county (New London):
New London County 1868
New London County 1854 Wall Map

Wilcox Island

Maps that contain this point of interest:
Cromwell, Middletown - Tool Company, Middlesex County 1874
Middlesex County Map, Middlesex County 1874
Middletown City 1, Middlesex County 1874
Middletown City 2, Middlesex County 1874
Middletown, Middletown North, North Middletown, Middlesex County 1874
Portland Town, Middlesex County 1874
Portland, Middlesex County 1874
New Haven County Map, New Haven County 1868
Hartford County - South Part, Connecticut State Atlas 1893
Higganum, Portland, Connecticut State Atlas 1893
Middlesex County - North Part, Connecticut State Atlas 1893
Middleton City, Clinton, Middle Haddam, Connecticut State Atlas 1893
Plate 048, Hartford - New Haven - Middlesex - Litchfield - Tolland Counties 1931
Atlases of this county (Middlesex):
Middlesex County 1874
Middlesex County 1859 Wall Map

Willard Island

Maps that contain this point of interest:
Clinton, Middlesex County 1874
Middlesex County Map, Middlesex County 1874
Madison, Meriden South, South Meriden, New Haven County 1868
New Haven County Map, New Haven County 1868
Middlesex County - South Part, Connecticut State Atlas 1893
New Haven Co. - South Part, Connecticut State Atlas 1893
United States Coast Survey - Southwest Ledge to Niantic - Long Island Sound, Connecticut State Atlas 1893
Atlases of this county (New Haven):
New Haven County 1868
New Haven County 1852 Wall Map
New Haven County 1856 Wall Map - Copy 1, py 2

Wilson Head

Wintergreen Island

Maps that contain this point of interest:
Barkhamsted, Winchester Town, Riverton Town, Valley Pleasant, Litchfield County 1874
Colebrook, Norfolk Town West, West Norfolk Town, Litchfield County 1874
Winchester, Litchfield County 1874
Litchfield County - North Part, Connecticut State Atlas 1893
Plate 013, Hartford - New Haven - Middlesex - Litchfield - Tolland Counties 1931
Atlases of this county (Litchfield):
Litchfield County 1874
Litchfield County 1859 Wall Map

Wood Island

Woolsey Rock

Maps that contain this point of interest:
Plate 036, Stamford, Riverside, Glenbrook, Fairfield County 1931
Fairfield County - South Part, Connecticut State Atlas 1893
United States Coast Survey - New York to Norwalk Islands - Long Island Sound, Connecticut State Atlas 1893
Fairfield County 1856 Wall Map, Fairfield County 1856 Wall Map
Plate 001, Fairfield County 1942
Title Page and Index Map, Fairfield County 1942
Atlases of this county (Fairfield):
Fairfield County 1931
Fairfield County 1856 Wall Map
Fairfield County 1942

Wooster Island

Maps that contain this point of interest:
Plate 020, Derby, Shelton, Huntington, Fairfield County 1931
Milford, New Haven County 1868
New Haven County Map, New Haven County 1868
Fairfield County - North Part, Sherman, New Fairfield North, Connecticut State Atlas 1893
Fairfield County - South Part, Connecticut State Atlas 1893
New Haven Co. - South Part, Connecticut State Atlas 1893
United States Coast Survey - Norwalk Islands to Southwest Ledge - Long Island Sound, Connecticut State Atlas 1893
Fairfield County 1856 Wall Map, Fairfield County 1856 Wall Map
Plate 007, Fairfield County 1942
Title Page and Index Map, Fairfield County 1942
Atlases of this county (New Haven):
New Haven County 1868
New Haven County 1852 Wall Map
New Haven County 1856 Wall Map - Copy 1, py 2

Wrights Island

Maps that contain this point of interest:
Glastenbury, Hartford City and County 1869
Rocky Hill, Rocky Hill Town, Griswoldville, Hartford City and County 1869
Wetherfield, Griswoldville Town, Hartford City and County 1869
Middlesex County Map, Middlesex County 1874
New Haven County Map, New Haven County 1868
Hartford County - South Part, Connecticut State Atlas 1893
Wetherfield, Simsbury, Bloomfield, Farmington, Connecticut State Atlas 1893
Plate 034, Hartford - New Haven - Middlesex - Litchfield - Tolland Counties 1931
Atlases of this county (Hartford):
Hartford County 1855 Wall Map

Yellow Rock

Yellow Rocks

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