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Mercer, WI
Census-designated place in Iron County, Wisconsin.
Population
365
Land area
4.5sq mi
People per sq mi
82
ZIP codes
0
Mercer and its ZIP codes
Mercer at a glance
- Mercer is 25% less dense than Wisconsin as a whole.
Local data for Mercer, WI
Counts from official public data
Economy and federal money
Jobs, pay, income and spending are for Iron County. PPP loans are for Mercer.
Unemployment rate
5.1%
Aug 2026, +0.4 pts in a year
Average annual pay
$42,728
1,615 jobs, 2025
Income per person
$59,251
BEA, 2024
Federal spending
$59.95M
FY 2026, $9,768 per person
Environment and hazard risk
Mercer, WI, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: cold wave
Storm events since 1996
428
Countywide, mostly heavy snow
Flood insurance policies
19
0.4% of homes, county
July high / Jan low
78° / 0°F
32.3 inches of rain a year
Health statistics
Share of adults in Mercer, WI, CDC PLACES estimates
Obesity
34.3%
U.S. 33.3% +1.0 pts
Diabetes
14.3%
U.S. 12.1% +2.2 pts
Smoking
14.6%
U.S. 12.8% +1.8 pts
Uninsured (18-64)
6.5%
U.S. 11.1% -4.6 pts
Cities near Mercer
| Name | Distance | Land area (sq mi) |
|---|---|---|
| Lac du FlambeauCensus-designated place | 15 mi | 4.9 |
| Boulder JunctionCensus-designated place | 19 mi | 1.3 |
| PenceCensus-designated place | 20 mi | 1.1 |
| Ironwood, MICity | 20 mi | 6.6 |
| MontrealCity | 20 mi | 2.2 |
| HurleyCity | 21 mi | 3.2 |
| Iron BeltCensus-designated place | 21 mi | 2.5 |
| Bessemer, MICity | 21 mi | 5.5 |
| Ramsay, MICensus-designated place | 21 mi | 0.6 |
| Marenisco, MICensus-designated place | 22 mi | 3.4 |
| Wakefield, MICity | 23 mi | 7.9 |
| ButternutVillage | 24 mi | 1.6 |
| Park FallsCity | 25 mi | 3.8 |
| GliddenCensus-designated place | 25 mi | 2.2 |
| WoodruffCensus-designated place | 25 mi | 1.4 |
| MinocquaCensus-designated place | 26 mi | 0.7 |
Frequently asked questions
- What county is Mercer, WI in?
- Mercer is in Iron County, Wisconsin.
- What is the population of Mercer, WI?
- About 365 people live in Mercer, based on American Community Survey 5-year estimates.
- What cities are near Mercer?
- Nearby places include Lac du Flambeau (15 mi), Boulder Junction (19 mi), Pence (20 mi), Ironwood, MI (20 mi), Montreal (20 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023