What city is ZIP code 53818?

ZIP code 53818 is in Platteville, WI (Grant County).

What county is ZIP code 53818 in?

ZIP code 53818 is mostly in Grant County, Wisconsin.

How many people live in ZIP code 53818?

About 16,024 people live in the 53818 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Checked Oct 26, 2026

ZIP Code 53818

Platteville, WI, Grant County

Population

16,024

Land area

154.4sq mi

People per sq mi

104

City

Platteville

ZIP 53818 and nearby ZIP codes

Full map

ZIP 53818 at a glance

Households here earn a median of $55,567 a year, 28% less than the Wisconsin figure of $77,485.
A typical owner-occupied home is valued at $236,700 (11% below Wisconsin) and median rent is $867 a month.

Local data for ZIP 53818

Counts from official public data

Housing and community stats

ZIP 53818, American Community Survey 2020-2024

Full profile

Median household income

$55,567

Poverty rate

20.7%

Median home value

$236,700

Prices +2.8% in a year

Median rent

$867/mo

Homeownership

52.0%

Bachelor's or higher

38.3%

Median age

24.8

Average commute

17.9 min

Income, education and commute

Economy and federal money

Businesses, pandemic loans and political donations

Details

Business establishments

365

ZIP Business Patterns 2023

Employees

5,059

$209M annual payroll

PPP loans

$19.2M

600 loans

Campaign donations

$60.4K

42% D, 18% R, 2026 cycle

PPP loans in this ZIP

Environment and hazard risk

ZIP 53818, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively Low

Top: landslide

Storm events since 1996

889

Countywide, mostly thunderstorm wind

Flood insurance policies

0.4% of homes, county

July high / Jan low

82° / 10°F

40.0 inches of rain a year

Hazards, floods and storm history Check a flood zone

Health statistics

Share of adults in ZIP 53818, CDC PLACES estimates

All 40 measures

Obesity

38.3%

U.S. 33.3% +5.0 pts

Diabetes

9.0%

U.S. 12.1% -3.1 pts

Smoking

13.0%

U.S. 12.8% about the same

Uninsured (18-64)

8.1%

U.S. 11.1% -3.0 pts

Frequently asked questions

What city is ZIP code 53818?: ZIP code 53818 is in Platteville, WI (Grant County).
What county is ZIP code 53818 in?: ZIP code 53818 is mostly in Grant County, Wisconsin.
How many people live in ZIP code 53818?: About 16,024 people live in the 53818 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.