Union Township, Johnson County, IN Elevation & Topographic Map

Elevation
870 ft 265 m830 ft 250 m800 ft 245 m760 ft 230 m720 ft 220 m690 ft 210 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.
- Township area
- Fades everything outside the official township boundaries (US Census).
Elevation Data
Union Township, Johnson County sits at about 820 ft (250 m) above sea level, worked out from 2020 Census block heights on USGS 3DEP, weighted by residents.
Typical elevation
820 ft 250 m
most residents: 780–830 ft
Lowest
690 ft 210 m
on the west side
Highest
870 ft 265 m
on the northeast side
Average
800 ft 245 m
all land inside township boundaries
Union Township, Johnson County spans about 180 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 | 820 ft250 m |
| Highest point Inside township boundaries, on the northeast side | 870 ft265 m |
| Lowest point Inside township boundaries, on the west side | 690 ft210 m |
| Average of all land | 800 ft245 m |
Elevation profile, west to east
6.0 mi west to east through the middle of Union Township, Johnson County.
Topographic Map
- Location
- Township in Johnson County, Indiana, United States
- Population
- 2,975 2024 est.
- Land area
- 36.2 sq mi
- Density
- 82 per sq mi
- Coordinates
- 39.4838° N, 86.1876° W
- Time zone
- Eastern UTC−5 / −4
- Landform region
- Central Lowland
- Drains to
- White River → Wabash River → Ohio River → Mississippi River → Gulf of America
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Sources: U.S. Census Bureau, USGS
Nearby Places
Nearby towns by typical elevation
- Trafalgar830 ft
- Hensley Township820 ft
- Union Township, Johnson County820 ft
- New Whiteland800 ft
- Bargersville800 ft
- Whiteland800 ft
- Franklin750 ft
- Franklin Township, Johnson County750 ft
- Green Township, Morgan County740 ft
- Harrison Township, Morgan County700 ft
- Waverly700 ft
Rankings by typical elevation
- Towns in Indiana741st highest of 1,977
- Towns in Johnson County3rd highest of 20
Peaks and hills nearest, by height
- Donalds Knoll850 ft
- Turkey Hill, Johnson County840 ft
- Sally Doty Hill830 ft
- Moore Hill, Johnson County820 ft
- Travis Hill780 ft
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.