Preston Heights, IL Elevation & Topographic Map

Topographic elevation map of Preston Heights, Illinois, shaded from 530 ft on the northwest side to 640 ft on the east side
Elevation
640 ft 195 m610 ft 185 m600 ft 180 m570 ft 175 m540 ft 165 m530 ft 160 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.
Area
Fades everything outside the official CDP boundary (US Census).

Elevation Data

Preston Heights sits at about 630 ft (190 m) above sea level, worked out from 2020 Census block heights on USGS 3DEP, weighted by residents.

Typical elevation
630 ft 190 m
most residents: 570–640 ft
Lowest
530 ft 160 m
on the northwest side
Highest
640 ft 195 m
on the east side
Average
600 ft 185 m
all land inside the CDP boundary

Preston Heights spans about 110 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
630 ft190 m
Highest point
Inside the CDP boundary, on the east side
640 ft195 m
Lowest point
Inside the CDP boundary, on the northwest side
530 ft160 m
Town center
USGS map point for Preston Heights
630 ft195 m
Airport (LOT)
FAA airport elevation, the highest point of its runways, 7.0 mi north of the CDP boundary
679 ft207 m
Average of all land600 ft185 m

Elevation profile, south to north

1.3 mi south to north through the town center.

Topographic Map

Topographic elevation map of Preston Heights, Illinois, shaded from 530 ft on the northwest side to 640 ft on the east side
CDP boundary (dashed) over shaded terrain, with contours every 10 ft (3 m).
Location
Unincorporated community (census-designated place) in Will County, Illinois, United States
Population
2,815 2020 Census
Land area
1.2 sq mi
Density
2,433 per sq mi
Coordinates
41.4917° N, 88.0817° W
Time zone
Central UTC−6 / −5
Landform region
Central Lowland
Drains to
Illinois River → Mississippi River → Gulf of America
Airport
Lewis University (LOT) 679 ft
ZIP codes 2
60433 60436
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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, 480 ft at 41.4968° N, 88.0874° 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.
  • Preston Heights 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. All public domain.