Lima Town (Rock County) is a town in Rock County, Wisconsin, home to about 1,338 people across 36 square miles. It has no ZIP code of its own: it’s part of 53190 and 53563.
Homes sold for a median of $225 per square foot across 2 ZIP codes in the three months ending August 2026, and all of them were seller’s markets.
Mostly Whitewater City (Walworth County); part is in Lima Town (Rock County)
Mostly Milton City; part is in Lima Town (Rock County)
Each card is that ZIP code’s whole market, including any part outside Lima Town (Rock County). Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Lima Town (Rock County)’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | General Mitchell International Airport (MKE)48 miles away |
|---|---|
| Closer regional airport | Dane County Regional Truax Field (MSN)35 miles away |
| Nearest city of 250,000+ | Madison, WI36 miles away |
| Nearest city of 1 million+ | Chicago, IL89 miles away |
Straight-line distances from the center of Lima Town (Rock County); driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Lima Town (Rock County) had 1,271 residents in the 2020 census, down 3% since 2000.
It’s the 680th largest of 1,889 towns in Wisconsin by population.
Rock County grew from 51,203 residents in 1900 to 163,687 in 2020.
Rock County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 82°F in summer, and winter lows average 12°F. About 36.3 inches of rain and melted snow fall in a typical year, with about 34 inches of snow.
Source: NOAA 1991–2020 climate normals, Whitewater, WI weather station (6 miles away).
64,537 jobs at 3,362 businesses in Rock County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
95 doctors and other health care providers list an office in Lima Town (Rock County)’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 15 |
|---|---|
| Specialist doctors | 4 |
| Dentists | 8 |
| Nurse practitioners and physician assistants | 18 |
| Mental health providers | 28 |
| Physical and occupational therapists | 13 |
| Optometrists | 4 |
| Chiropractors | 5 |
| Pharmacies | 6 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (2 nearby)
Grocery stores (2 nearby)
Pharmacies (1 nearby)
Libraries
Museums
Theaters and performance venues
Counts are within about 4 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Milton School District, Marshall School District, Whitewater Unified School District. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| East ElementaryMilton | Pre-K–3 | 409 | Public | 6.5 mi |
| JEDI Virtual K-12Whitewater | Pre-K–12 | 188 | Charter | 6.1 mi |
| Lakeview ElementaryWhitewater | Pre-K–5 | 209 | Public | 6.5 mi |
| Lincoln ElementaryWhitewater | Pre-K–5 | 358 | Public | 3.9 mi |
| Washington ElementaryWhitewater | Pre-K–5 | 312 | Public | 5.2 mi |
| West ElementaryMilton | Pre-K–3 | 322 | Public | 7.7 mi |
| Whitewater 4KWhitewater | Pre-K | 14 | Public | 3.6 mi |
| Northside IntermediateMilton | 4–6 | 794 | Public | 6.8 mi |
| Whitewater MiddleWhitewater | 6–8 | 394 | Public | 3.6 mi |
| Milton MiddleMilton | 7–8 | 509 | Public | 7.0 mi |
| Milton HighMilton | 9–12 | 1,057 | Public | 7.3 mi |
| Whitewater HighWhitewater | 9–12 | 606 | Public | 3.5 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Whitewater City (Walworth County), Milton City, Whitewater City (Jefferson County), Milton Town (Rock County), Janesville, La Grange Town (Walworth County), Harmony Town (Rock County), Whitewater Town, Cold Spring, Richmond Town (Walworth County) and Johnstown Town (Rock County).
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.