May Township, Lee County, IL Elevation & Topographic Map

Elevation
960 ft 295 m900 ft 275 m870 ft 265 m810 ft 245 m750 ft 230 m720 ft 220 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.
- Township area
- Fades everything outside the official township boundaries (US Census).
Elevation Data
May Township, Lee County sits at about 870 ft (265 m) above sea level, worked out from 2020 Census block heights on USGS 3DEP, weighted by residents.
Typical elevation
870 ft 265 m
most residents: 750–920 ft
Lowest
720 ft 220 m
on the northwest side
Highest
960 ft 295 m
near the middle
Average
860 ft 260 m
all land inside township boundaries
May Township, Lee County spans about 240 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 | 870 ft265 m |
| Highest point Inside township boundaries, near the middle | 960 ft295 m |
| Lowest point Inside township boundaries, on the northwest side | 720 ft220 m |
| Average of all land | 860 ft260 m |
Elevation profile, south to north
6.0 mi south to north through the middle of May Township, Lee County.
Topographic Map
- Location
- Township in Lee County, Illinois, United States
- Population
- 253 2024 est.
- Land area
- 35.4 sq mi + 0.2 sq mi water
- Density
- 7.1 per sq mi
- Coordinates
- 41.6355° N, 89.3435° W
- Time zone
- Central UTC−6 / −5
- Landform region
- Central Lowland
- Drains to
- Green River → Mississippi River → Gulf of America
⤓ Download this map
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Sources: U.S. Census Bureau, USGS
Nearby Places
Nearby towns by typical elevation
- Sublette920 ft
- Sublette Township910 ft
- Ohio900 ft
- Ohio Township890 ft
- May Township, Lee County870 ft
- La Moille790 ft
- La Moille Township790 ft
- Amboy Township750 ft
- Amboy750 ft
- East Grove Township740 ft
- Marion Township, Lee County710 ft
Rankings by typical elevation
- Towns in Illinois113th highest of 2,872
- Towns in Lee County10th highest of 36
How we measure
- Typical elevation: the population-weighted median: every 2020 Census block inside the township 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 township 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); BTS time zones. All public domain.