Jordan Township, IL Elevation & Topographic Map

Elevation
840 ft 255 m790 ft 240 m770 ft 235 m720 ft 220 m670 ft 205 m650 ft 200 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
Jordan Township sits at about 730 ft (225 m) above sea level, worked out from 2020 Census block heights on USGS 3DEP, weighted by residents.
Typical elevation
730 ft 225 m
most residents: 680–760 ft
Lowest
650 ft 200 m
on the south side
Highest
840 ft 255 m
on the northwest side
Average
730 ft 220 m
all land inside township boundaries
Jordan Township spans about 190 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 | 730 ft225 m |
| Highest point Inside township boundaries, on the northwest side | 840 ft255 m |
| Lowest point Inside township boundaries, on the south side | 650 ft200 m |
| Airport (SQI) FAA airport elevation, the highest point of its runways, 6.9 mi south of the township boundaries | 648 ft198 m |
| Average of all land | 730 ft220 m |
Elevation profile, west to east
6.0 mi west to east through the middle of Jordan Township.
Topographic Map
- Location
- Township in Whiteside County, Illinois, United States
- Population
- 841 2024 est.
- Land area
- 35.8 sq mi
- Density
- 23 per sq mi
- Coordinates
- 41.8750° N, 89.6890° W
- Time zone
- Central UTC−6 / −5
- Landform region
- Central Lowland
- Drains to
- Mississippi River → Gulf of America
- Airport
- Whiteside County/Jos H Bittorf Field (SQI) 648 ft
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Sources: U.S. Census Bureau, USGS, FAA
Nearby Places
Nearby towns by typical elevation
- Coleta820 ft
- Genesee Township780 ft
- Jordan Township730 ft
- Palmyra Township710 ft
- Sterling Township680 ft
- Sterling670 ft
- Nelson Township660 ft
- Nelson650 ft
- Coloma Township640 ft
- Rock Falls640 ft
- Galt640 ft
Rankings by typical elevation
- Towns in Illinois631st highest of 2,872
- Towns in Whiteside County3rd highest of 35
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).
- 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, 620 ft at 41.9001° N, 89.6996° 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.
- Sources: USGS 3DEP, GNIS, Watershed Boundary Dataset and physiographic provinces; U.S. Census Bureau (boundaries, 2020 blocks, 2024 population estimates, Gazetteer areas); FAA airport data; BTS time zones. All public domain.