Port Ewen, NY Elevation & Topographic Map

Topographic elevation map of Port Ewen, New York, shaded from 0 ft on the north side to 290 ft at the foot of the Marlboro Mountains
Elevation
290 ft 90 m220 ft 65 m180 ft 55 m110 ft 35 m36 ft 11 m0 ft 0 m
Contours every 100 ft, bold every 500 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.
Area
Fades everything outside the official CDP boundary (US Census).

Elevation Data

Port Ewen sits at about 170 ft (50 m) above sea level, worked out from 2020 Census block heights on USGS 3DEP, weighted by residents.

Typical elevation
170 ft 50 m
most residents: 43–190 ft
Lowest
0 ft 0 m
on the north side
Highest
290 ft 90 m
at the foot of the Marlboro Mountains
Average
140 ft 40 m
all land inside the CDP boundary

Port Ewen spans about 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.

FigureElevation
Typical
Where people live: half of residents higher, half lower
170 ft50 m
Highest point
Inside the CDP boundary, at the foot of the Marlboro Mountains
290 ft90 m
Lowest point
Inside the CDP boundary, on the north side
0 ft0 m
Town center
USGS map point for Port Ewen
190 ft55 m
Airport (20N)
FAA airport elevation, the highest point of its runways, 4.4 mi north of the CDP boundary
147 ft45 m
Average of all land140 ft40 m

Elevation profile, south to north

2.4 mi south to north through the town center.

Topographic Map

Topographic elevation map of Port Ewen, New York, shaded from 0 ft on the north side to 290 ft at the foot of the Marlboro Mountains
CDP boundary (dashed) over shaded terrain, with contours every 40 ft (12 m).
Location
Unincorporated community (census-designated place) in Ulster County, New York, United States
Population
3,678 2020 Census
Land area
2.1 sq mi + 0.7 sq mi water
Density
1,761 per sq mi
Coordinates
41.9054° N, 73.9762° W
Time zone
Eastern UTC−5 / −4
Landform region
Valley and Ridge
Drains to
Hudson River → Atlantic Ocean
Airport
Kingston-Ulster (20N) 147 ft
ZIP codes 3
12417 12466 12487
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Sources: U.S. Census Bureau, USGS, FAA

Nearby Places

How we measure
  • Typical elevation: the population-weighted median: every 2020 Census block inside the CDP boundary, 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 CDP boundary (TIGER, Jan 1 2026).
  • Pits: the lowest point is the lowest ground outside closed hollows (quarry floors, mine pits, terrain-model artifacts): any hollow under 0.4 sq mi (1 km²), and any hollow under 2 sq mi (5 km²) whose floor is more than 100 ft (30 m) below its rim; and outside patches below sea level of under 0.4 sq mi (1 km²). The single lowest 3DEP cell, 0 ft at 41.9215° N, 73.9696° W, is in such a hollow or patch and is not counted.
  • 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.
  • Port Ewen is an unincorporated community; figures cover the census-designated place, a statistical area.
  • Sources: USGS 3DEP, GNIS, Watershed Boundary Dataset and physiographic provinces; U.S. Census Bureau (boundaries, 2020 blocks, Gazetteer areas, ZIP code areas); FAA airport data; BTS time zones; NOAA NGS survey heights. All public domain.