ZIP Codes of Rock County, MN

Population & People
Population & People
Total Population
1,143
Household Income
Household Income
Median Income
$58,375
Housing
Housing
Total Housing Units
496
Business & Economy
Business & Economy
Total Businesses
Employment
Employment
Employment Rate
67.79%
Education
Education
Bachelor's Degree+
17.87%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 1 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:8 ZIP Codes (8 Standard, 0 PO Box, 0 Unique) [See All]
Population:1,143 [See All]
FIPS:46
Land Area:505 sq mi
Coordinates:43.8212, -96.3723
Quick Link:
https://www.zip-codes.com/county/mn-rock.asp
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Owner-dominated county
Just 13.7% of homes are rentals — strong homeownership culture.

Standout ZIPs in this County


Most Populous
Luverne · 6,371 people
62.4% of county total
Highest Income
Beaver Creek · $95,000 median
1.4× county average
Largest Land Area
Luverne · 166.0 sq mi
Spans the most ground
Fastest Growth
Luverne · 7.3% (10-yr)
5,936 → 6,371 residents
Most Educated
Luverne · 27.9% bachelor's+
1,200 of 4,308 adults 25+

Things worth knowing about Rock County


10,205 residents live across 8 ZIPs covering 505 sq mi, served by 8 distinct USPS-recognized cities.

Population moved from 10,098 to 10,205 from 2014 to 2024 — a +1.1% change. 2 ZIPs gained residents, 6 lost.

The county's wealthiest ZIP 56116 (Beaver Creek, $95,000 median) and poorest ZIP 56158 (Magnolia, $53,462) are 15.6 miles apart — a 1.8× income gap across local geography.

Median home values vary 2.4× across this county — from $95,000 in 56144 (Jasper) to $232,300 in 56156 (Luverne).

Density varies 11× across the county — from 4 people/sq mi in 56147 (Kenneth) to 38 in 56156 (Luverne).

Educational attainment ranges from 13.0% bachelor's+ in 56158 (Magnolia) to 28.8% in 56116 (Beaver Creek) — the breadth of educational profiles across the area.

Within Minnesota, this is the #91 most populous of 93 counties and ranks #93 for median household income .

Weighted by population, the typical household earns about $70,151 across the county — reflecting what a typical resident sees, not a simple ZIP average.

25.5% of adults age 25+ hold a bachelor's degree or higher (1,740 of 6,835 reporting).

8 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Rock County


Big & sparse

A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.

Total area
505
square miles
Avg density
20.2
people per sq mi
Population
10,205
across 8 ZIPs
Luverne
166.0 sq mi
6,371 residents
Jasper
103.8 sq mi
1,143 residents
Beaver Creek
58.8 sq mi
559 residents

Single-ZIP anchor

One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.

Luverne

All ZIP Codes in Rock County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
56156LuverneStandard6,371$71,066166.07.3%
56144JasperStandard1,143$58,375103.83.3%
56138HillsStandard927$78,63131.6-4.6%
56116Beaver CreekStandard559$95,00058.8-14.5%
56134HardwickStandard441$59,06348.4-4.8%
56158MagnoliaStandard322$53,46235.2-20.3%
56173SteenStandard307$59,28623.7-26.6%
56147KennethStandard135$66,25037.7-6.3%

Adjacent & Nearby Counties