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ZIP 53820 · Potosi

Who lives in ZIP code 53820 (Potosi, WI): age, income, housing, education and work.

Source: uszips 2026 (ACS-based ZIP file)

2026 ZIP profile

Potosi, WI · Grant County

uszips 2026
People2,467
Median age44.3
Household income$77,083
Home value$201,945
Median rent$862/mo
Poverty6.1%
College degree+22.5%
Commute29 min

Place

Metro area
Platteville, WI (micro)
Time zone
Central
Density
11 / sq mi
Housing units
973

County

Grant100%

Share of the ZIP's people in each county.

Age mix

Under 1014.6%
10–199.9%
20s10.9%
30s11.6%
40s8.6%
50s12.5%
60s17.6%
70s10.2%
80+4.3%

24.1% are 65 or older; 77.5% are adults.

Household income

Under $25K9.0%
$25K–50K17.3%
$50K–75K22.4%
$75K–100K14.1%
$100K–150K20.9%
$150K+16.3%

37.2% of households earn $100K+. Median per person: $43,388.

Education (adults 25+)

Less than high school5.6%
High school40.7%
Some college31.2%
Bachelor's15.6%
Graduate6.9%

46.6% of degrees are in STEM fields.

Race

White95.1%
Black0.0%
Asian0.1%
Native American0.0%
Pacific Islander0.0%
Other1.6%
Two or more3.2%

1.3% Hispanic or Latino (of any race).

Households & family

Married
59.9%
Never married
24.8%
Divorced
7.7%
Widowed
7.6%
Family size
3.02
Dual-income families
56.8%

Housing

Own their home
81.4%
Rent burden
17.1%
Men / women
53% / 47%

Work

In labor force
65.6%
Unemployment
1.2%
Self-employed
12.1%
Farmers
12.1%

Community

Charitable givers
17.7%
Veterans
6.3%
With a disability
8.5%
No health insurance
5.4%
Limited English
0.0%

Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.

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