Belle Terre, NY Elevation & Topographic Map

Topographic elevation map of Belle Terre, New York, shaded from sea level level on Port Jefferson Harbor to 220 ft on the southeast side
Elevation
220 ft 65 m160 ft 50 m140 ft 40 m81 ft 25 m27 ft 8 m0 ft 0 m
Contours every 40 ft, bold every 200 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.
Village area
Fades everything outside the official village limits (US Census).

Elevation Data

Belle Terre sits at about 140 ft (40 m) above sea level, worked out from 2020 Census block heights on USGS 3DEP, weighted by residents.

Typical elevation
140 ft 40 m
most residents: 98–190 ft
Lowest
0 ft 0 m
at sea level on Port Jefferson Harbor
Highest
220 ft 65 m
on the southeast side
Average
120 ft 35 m
all land inside village limits

Belle Terre spans about 220 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
140 ft40 m
Highest point
Inside village limits, on the southeast side
220 ft65 m
Lowest point
Where the land meets Port Jefferson Harbor
0 ft0 m
Town center
USGS map point for Belle Terre
160 ft50 m
Airport (ISP)
FAA airport elevation, the highest point of its runways, 11 mi south of the village limits
99 ft30 m
Average of all land120 ft35 m

Elevation profile, west to east

0.7 mi west to east through the town center.

Topographic Map

Topographic elevation map of Belle Terre, New York, shaded from sea level level on Port Jefferson Harbor to 220 ft on the southeast side
Village limits (dashed) over shaded terrain, with contours every 10 ft (3 m).
Location
Village in Suffolk County, New York, United States
Population
788 2024 est.
Land area
0.9 sq mi
Density
890 per sq mi
Coordinates
40.9598° N, 73.0679° W
Time zone
Eastern UTC−5 / −4
Landform region
Coastal Plain
Drains to
Long Island Sound
Airport
Long Island Mac Arthur (ISP) 99 ft
ZIP codes 1
11777
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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 village limits, 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 village limits (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, −3 ft at 40.9665° N, 73.0790° W, is in such a hollow or patch and is not counted; this coastal land's lowest point is sea level on the coast.
  • 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); FAA airport data; BTS time zones. All public domain.