Bay County, MI Elevation & Topographic Map

Elevation
840 ft 255 m770 ft 235 m740 ft 225 m670 ft 205 m610 ft 185 m570 ft 175 m
Contours every 500 ft, bold every 2,500 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.
- County area
- Fades everything outside the official county boundary (US Census).
Elevation Data
Bay County averages about 620 ft (190 m) above sea level across all its land. Its ground runs from 570 ft on the south side to 840 ft on the northwest side.
Average elevation
620 ft 190 m
all land inside the county
Highest
840 ft 255 m
on the northwest side
Lowest
570 ft 175 m
on the south side
Bay County spans about 270 ft of height, so no single spot tells the whole story. The ruler shows where most of its land lies, and where the other numbers you'll see come from.
| Figure | Elevation |
|---|---|
| Average of all land | 620 ft190 m |
| Highest point Inside the county, on the northwest side | 840 ft255 m |
| Lowest point Inside the county, on the south side | 570 ft175 m |
Elevation profile, west to east
23 mi west to east through Bay City.
Topographic Map
- Location
- County in Michigan, United States
- Population
- 102,651 2024 est.
- Land area
- 442.4 sq mi + 188.3 sq mi water
- Density
- 232 per sq mi
- Time zone
- Eastern UTC−5 / −4
- Landform region
- Central Lowland 99%
- Drains to
- Great Lakes
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Sources: U.S. Census Bureau, USGS
Nearby Places
Neighboring counties sharing a border, by average
- Gladwin County780 ft
- Tuscola County710 ft
- Huron County690 ft
- Arenac County670 ft
- Midland County670 ft
- Saginaw County630 ft
- Bay County620 ft
Rankings by average elevation
- Counties in Michiganlowest of 83
- Counties in the United States2,179th highest of 3,151
All 19 towns in Bay County by typical elevation
- Gibson Township720 ft
- Mount Forest Township670 ft
- Garfield Township, Bay County650 ft
- Williams Township640 ft
- Midland partly630 ft
- Beaver Township620 ft
- Auburn620 ft
- Pinconning Township600 ft
- Fraser Township600 ft
- Kawkawlin Township600 ft
- Pinconning600 ft
- Portsmouth Township600 ft
- Monitor Township600 ft
- Bay City600 ft
- Frankenlust Township600 ft
- Merritt Township590 ft
- Hampton Township590 ft
- Bangor Township590 ft
- Essexville590 ft
How we measure
- Average: every USGS 3DEP bare-earth cell of land inside the Census county boundary (TIGER/Line, Jan 1 2026), weighted equally, on a 1 arc-second (≈100 ft, 30 m) grid. Land means the boundary minus Census area water.
- Highest and lowest: the highest land cell. Lowest: the lowest land cell; coastal ground within 3 ft (1 m) of named tidal water counts as sea level.
- 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, 570 ft at 43.5415° N, 83.9057° W, is in such a hollow or patch and is not counted.
- Nearby Places: neighboring counties and rankings use each one's average elevation, on its own grid, the same figure its page shows. Peaks and hills: the highest summits inside the county with at least 980 ft (300 m) of prominence, then the highest federal (GNIS) summits inside it 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).
- Towns: each town's typical elevation (population-weighted median of its own 2020 blocks at 1 arc-second); a town is listed when any of its 2020 residents live in the county.
- 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 (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 (TIGER boundaries and water, 2020 blocks, 2024 population estimates, county adjacency); NOAA NGS survey heights; BTS time zones. All public domain.