Cornwall, CT Elevation & Topographic Map

Elevation
1,680 ft 510 m1,360 ft 415 m1,200 ft 365 m870 ft 265 m550 ft 170 m390 ft 120 m
Contours every 200 ft, bold every 1,000 ft
USGS 3DEP · U.S. Census Bureau
How to use this mapviews, tools and data
- Elevation
- Ground colored by height from green (lowest) to white (highest), with contour lines every 40–500 ft (USGS data).
- Satellite
- A 2016 satellite photo at 33 ft (10 m) detail; contours off.
- 3D
- Tilt and turn the terrain; hills are raised 1.5×, or set ×1 for true height.
- Click or tap anywhere
- The exact elevation of that spot in ft and m.
- Measure
- Pick two points for the climb, descent and grade along a straight line.
- Town area
- Fades everything outside the official town boundaries (US Census).
Elevation Data
Cornwall sits at about 970 ft (295 m) above sea level, worked out from 2020 Census block heights on USGS 3DEP, weighted by residents.
Typical elevation
970 ft 295 m
most residents: 520–1,380 ft
Lowest
390 ft 120 m
on the southwest side
Highest
1,680 ft 512 m
on Mohawk Mountain
Average
1,080 ft 330 m
all land inside town boundaries
Cornwall spans about 1,290 ft of height, so no single spot tells the whole story. The ruler shows where its people live, and where the other numbers you'll see come from.
| Figure | Elevation |
|---|---|
| Typical Where people live: half of residents higher, half lower | 970 ft295 m |
| Highest point Inside town boundaries, on Mohawk Mountain | 1,680 ft512 m |
| Lowest point Inside town boundaries, on the southwest side | 390 ft120 m |
| Town center USGS map point for Cornwall | 720 ft220 m |
| Average of all land | 1,080 ft330 m |
Elevation profile, west to east
4.7 mi west to east through the town center.
Topographic Map
- Location
- Town in Litchfield County, Connecticut, United States
- Population
- 1,585 2024 est.
- Land area
- 46.1 sq mi + 0.3 sq mi water
- Density
- 34 per sq mi
- Coordinates
- 41.8437° N, 73.3293° W
- Time zone
- Eastern UTC−5 / −4
- Landform region
- New England
- Drains to
- Housatonic River → Long Island Sound
- ZIP codes 6
- 06031 06753 06754 06756 06759 06796
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Sources: U.S. Census Bureau, USGS
Nearby Places
Nearby towns by typical elevation
- Mount Washington, MA1,660 ft
- Cornwall970 ft
- North East, NY790 ft
- Millerton, NY730 ft
- Sheffield, MA680 ft
- Washington, NY630 ft
- Amenia, NY570 ft
- Wassaic, NY470 ft
- Wingdale, NY460 ft
- Dover, NY460 ft
- Dover Plains, NY380 ft
Rankings by typical elevation
- Towns in Connecticut8th highest of 333
- Towns in Litchfield County7th highest of 46
Peaks and hills nearest, by height
- Plateau Mountain3,830 ft
- High Peak3,650 ft
- Mount Everett2,608 ft
- Ticetonyk Mountain2,503 ft
- South Beacon Mountain1,600 ft
How we measure
- Typical elevation: the population-weighted median: every 2020 Census block inside the town boundaries, at its USGS 3DEP height, weighted by the people who live there. Half of residents live higher, half lower.
- Lowest, highest, average: USGS 3DEP bare-earth heights on a 1 arc-second (≈100 ft, 30 m) grid, land only, inside the Census town boundaries (TIGER, Jan 1 2026).
- Nearby Places: nearby towns and rankings use each town's typical elevation, so every town is compared like for like. Rankings count every city, town, township and census-designated place, including places inside a town. Peaks and hills: the nearest summits with at least 980 ft (300 m) of prominence within 62 mi (100 km), then federal (GNIS) summits within 16 mi (25 km) when there are fewer than 5; each is the 3DEP top on a ~7 ft (2 m) window, or the NGS published height when a usable survey mark sits within 160 ft (50 m) of it (shown as published).
- Rounding: computed heights are rounded to 10 ft (5 m), or to 1 ft (1 m) under 100 ft; 3DEP is good to about a meter, not a foot. Published figures (FAA airport elevation, NGS survey heights) are shown as their publisher gives them.
- Datum: North American Vertical Datum of 1988 (NAVD 88). NGS plans to replace NAVD 88 with a new datum (NAPGD2022); heights will then shift slightly.
- Sources: USGS 3DEP, GNIS, Watershed Boundary Dataset and physiographic provinces; U.S. Census Bureau (boundaries, 2020 blocks, 2024 population estimates, Gazetteer areas, ZIP code areas); BTS time zones; NOAA NGS survey heights. All public domain.