Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| West Avon | Populated Place | 93 | Hartford | 41 47 23 N | 072 51 48 W |
| West Avon Cemetery | Cemetery | 89 | Hartford | 41 47 28 N | 072 51 33 W |
| West Avon Congregational Church | Church | 86 | Hartford | 41 47 27 N | 072 51 28 W |
| West Beach | Beach | 1 | Fairfield | 41 02 16 N | 073 31 19 W |
| West Beach | Beach | 4 | Middlesex | 41 16 25 N | 072 27 48 W |
| West Beach Park | Park | 0 | Fairfield | 41 02 21 N | 073 31 22 W |
| West Bradley Brook | Stream | | Middlesex | 41 35 30 N | 072 43 41 W |
| West Branch | Channel | 0 | Fairfield | 41 02 18 N | 073 32 38 W |
| West Branch Bantam River | Stream | | Litchfield | 41 45 30 N | 073 11 02 W |
| West Branch Butternut Brook | Stream | | Litchfield | 41 44 08 N | 073 13 20 W |
| West Branch Dam | Dam | 183 | Litchfield | 41 48 18 N | 073 07 52 W |
| West Branch Farmington River | Stream | | Litchfield | 41 52 00 N | 072 57 15 W |
| West Branch Fawn Brook | Stream | | Tolland | 41 37 39 N | 072 24 31 W |
| West Branch Leadmine Brook | Stream | | Litchfield | 41 47 01 N | 073 04 00 W |
| West Branch Naugatuck River | Stream | | Litchfield | 41 47 49 N | 073 07 00 W |
| West Branch Pequonnock River | Stream | | Fairfield | 41 18 03 N | 073 14 58 W |
| West Branch Red Brook | Stream | | New London | 41 23 41 N | 071 58 30 W |
| West Branch Reservoir | Reservoir | 195 | Hartford | 41 59 21 N | 073 01 13 W |
| West Branch Salmon Brook | Stream | | Hartford | 41 56 34 N | 072 46 49 W |
| West Branch Saugatuck River | Stream | | Fairfield | 41 10 18 N | 073 21 50 W |
| West Branch Shepaug River | Stream | | Litchfield | 41 44 21 N | 073 17 41 W |
| West Breakwater | Dam | -3 | New Haven | 41 13 28 N | 072 57 06 W |
| West Breakwater Lighthouse | Locale | -3 | New Haven | 41 13 32 N | 072 57 22 W |
| West Broad Street School | School | 11 | New London | 41 22 34 N | 071 50 15 W |
| West Brook | Stream | | Fairfield | 41 25 57 N | 073 24 39 W |
| West Brook | Stream | | Hartford | 41 53 43 N | 072 43 21 W |
| West Brook | Stream | | New Haven | 41 30 06 N | 072 56 50 W |
| West Brook | Stream | | Tolland | 41 53 35 N | 072 24 53 W |
| West Brook Reservoir | Reservoir | 152 | New Haven | 41 30 08 N | 072 57 00 W |
| West Burying Ground | Cemetery | 39 | Middlesex | 41 33 27 N | 072 39 37 W |
| West Cemetery | Cemetery | 58 | Hartford | 41 40 30 N | 072 52 26 W |
| West Cemetery | Cemetery | 140 | Hartford | 41 40 44 N | 072 57 15 W |
| West Cemetery | Cemetery | 37 | Hartford | 41 46 03 N | 072 34 21 W |
| West Cemetery | Cemetery | 280 | Litchfield | 41 44 18 N | 073 11 51 W |
| West Cemetery | Cemetery | 243 | Litchfield | 41 46 19 N | 073 04 20 W |
| West Cemetery | Cemetery | 44 | New Haven | 41 32 05 N | 072 48 33 W |
| West Cemetery | Cemetery | 73 | Tolland | 41 59 01 N | 072 27 36 W |
| West Cheshire | Populated Place | 57 | New Haven | 41 30 41 N | 072 55 06 W |
| West Cornwall | Populated Place | 159 | Litchfield | 41 52 17 N | 073 21 42 W |
| West Cove | Bay | 0 | New London | 41 19 20 N | 071 59 33 W |
| West Crib | Island | -2 | New Haven | 41 15 06 N | 072 45 18 W |
| West District | Populated Place | 98 | Hartford | 41 44 38 N | 072 53 08 W |
| West District Elementary School | School | 98 | Hartford | 41 44 15 N | 072 52 41 W |
| West Eggleston Street Tot Lot | Park | 39 | Hartford | 41 49 16 N | 072 42 11 W |
| West End Christian Methodist Episcopal Church | Church | 16 | Fairfield | 41 10 23 N | 073 12 34 W |
| West End North Historic District | Park | 37 | Hartford | 41 46 13 N | 072 42 44 W |
| West End South Historic District | Park | 27 | Hartford | 41 45 46 N | 072 42 37 W |
| West Fork Pond | Reservoir | 57 | Fairfield | 41 03 48 N | 073 38 34 W |
| West Fork Pond Dam | Dam | 57 | Fairfield | 41 03 48 N | 073 38 34 W |
| West Goshen | Populated Place | 394 | Litchfield | 41 49 38 N | 073 15 06 W |
| West Goshen Cemetery | Cemetery | 405 | Litchfield | 41 48 48 N | 073 15 47 W |
| West Granby | Populated Place | 123 | Hartford | 41 57 22 N | 072 50 33 W |
| West Granby Post Office | Post Office | 112 | Hartford | 41 57 23 N | 072 50 22 W |
| West Granby United Methodist Church | Church | 134 | Hartford | 41 57 26 N | 072 50 38 W |
| West Haddam | Populated Place | 165 | Middlesex | 41 25 49 N | 072 33 34 W |
| West Hartford | Populated Place | 41 | Hartford | 41 45 43 N | 072 44 31 W |
| West Hartford Library | Building | 58 | Hartford | 41 44 48 N | 072 44 43 W |
| West Hartford Post Office | Post Office | 51 | Hartford | 41 47 10 N | 072 44 45 W |
| West Hartford United Methodist Church | Church | 28 | Hartford | 41 45 56 N | 072 42 41 W |
| West Hartland | Populated Place | 358 | Hartford | 42 00 27 N | 072 58 14 W |
| West Hartland Cemetery | Cemetery | 366 | Hartford | 42 00 26 N | 072 58 18 W |
| West Hartland Post Office | Post Office | 363 | Hartford | 42 00 26 N | 072 58 16 W |
| West Haven | Populated Place | 10 | New Haven | 41 16 14 N | 072 56 49 W |
| West Haven Airport (historical) | Airport | 12 | New Haven | 41 14 20 N | 072 58 43 W |
| West Haven Chamber of Commerce | Building | 12 | New Haven | 41 16 16 N | 072 57 06 W |
| West Haven Church of God | Church | 50 | New Haven | 41 17 15 N | 072 58 45 W |
| West Haven Flats | Flat | -3 | New Haven | 41 16 09 N | 072 55 26 W |
| West Haven Green | Park | 10 | New Haven | 41 16 16 N | 072 57 02 W |
| West Haven Green Cemetery | Cemetery | 12 | New Haven | 41 16 17 N | 072 56 58 W |
| West Haven High School | School | 10 | New Haven | 41 15 35 N | 072 57 30 W |
| West Haven Public Library | Building | 10 | New Haven | 41 16 31 N | 072 57 07 W |
| West Haven Station (historical) | Locale | 15 | New Haven | 41 16 48 N | 072 57 07 W |
| West Hill | Populated Place | 36 | Hartford | 41 46 54 N | 072 43 39 W |
| West Hill | Summit | 140 | Hartford | 41 40 45 N | 072 57 12 W |
| West Hill | Summit | 331 | Litchfield | 41 52 23 N | 073 01 20 W |
| West Hill Elementary Magnet School | School | 24 | New Haven | 41 19 58 N | 072 58 05 W |
| West Hill Pond | Reservoir | 286 | Litchfield | 41 53 26 N | 073 02 11 W |
| West Hill Pond Dam | Dam | 286 | Litchfield | 41 53 26 N | 073 02 11 W |
| West Hill School | School | 70 | Hartford | 41 39 47 N | 072 40 54 W |
| West Hills | Populated Place | 30 | New Haven | 41 20 03 N | 072 58 15 W |
| West Jetty | Dam | 4 | Middlesex | 41 15 58 N | 072 20 35 W |
| West Lake | Lake | 48 | New Haven | 41 20 18 N | 072 43 51 W |
| West Lake | Reservoir | 3 | Middlesex | 41 35 57 N | 072 41 59 W |
| West Lake Reservoir | Reservoir | 185 | Fairfield | 41 24 12 N | 073 29 52 W |
| West Lake Reservoir Dam | Dam | 185 | Fairfield | 41 24 12 N | 073 29 52 W |
| West Ledge | Summit | 300 | Hartford | 41 53 50 N | 072 52 25 W |
| West Long Hill | Summit | 100 | Middlesex | 41 32 02 N | 072 40 19 W |
| West Meetinghouse Cemetery | Cemetery | 175 | Litchfield | 41 38 59 N | 073 26 13 W |
| West Meetinghouse Hill | Summit | 190 | Litchfield | 41 39 07 N | 073 26 20 W |
| West Middle School | School | 31 | Hartford | 41 46 13 N | 072 41 43 W |
| West Miner Brook | Stream | | Middlesex | 41 35 36 N | 072 41 57 W |
| West Morris | Populated Place | 249 | Litchfield | 41 41 19 N | 073 15 44 W |
| West Mountain | Summit | 286 | Fairfield | 41 18 15 N | 073 31 35 W |
| West Mountain Refuge | Park | 262 | Fairfield | 41 17 33 N | 073 31 58 W |
| West Mountains | Range | 204 | Hartford | 41 53 40 N | 072 51 39 W |
| West Mystic | Populated Place | 48 | New London | 41 21 02 N | 071 58 55 W |
| West Mystic Post Office | Post Office | 6 | New London | 41 20 46 N | 071 58 37 W |
| West Norfolk | Populated Place | 278 | Litchfield | 42 00 11 N | 073 13 27 W |
| West Norwalk | Populated Place | 33 | Fairfield | 41 06 30 N | 073 27 44 W |
| West Norwalk Church | Church | 37 | Fairfield | 41 06 32 N | 073 27 46 W |
| West Park | Park | 8 | Fairfield | 41 03 10 N | 073 32 23 W |
| West Pavilion Childrens Hospital | Hospital | 16 | New Haven | 41 18 14 N | 072 56 10 W |
| West Peak | Summit | 297 | New Haven | 41 33 44 N | 072 50 37 W |
| West Peak State Park | Park | 220 | New Haven | 41 33 40 N | 072 50 44 W |
| West Plain Cemetery | Cemetery | 24 | New London | 41 30 19 N | 072 07 53 W |
| West Redding | Populated Place | 125 | Fairfield | 41 19 35 N | 073 26 03 W |
| West Redding Brook | Stream | | Fairfield | 41 19 28 N | 073 26 12 W |
| West Ridge School | School | 98 | Hartford | 41 36 30 N | 072 53 38 W |
| West Ridge Shopping Center | Locale | 55 | Hartford | 41 40 15 N | 072 46 52 W |
| West River | Stream | | New Haven | 41 16 00 N | 072 40 26 W |