ZIP Codes of Freeborn County, MN

Population & People
Population & People
Total Population
29,453
Household Income
Household Income
Median Income
$74,215
Housing
Housing
Total Housing Units
13,559
Business & Economy
Business & Economy
Total Businesses
739
Employment
Employment
Employment Rate
58.14%
Education
Education
Bachelor's Degree+
18.13%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 12 ZIPs in this county.
Data Last Updated: July 1, 2026
ZIP Codes:12 ZIP Codes (9 Standard, 3 PO Box, 0 Unique) [See All]
Area Codes:507 / 924
Timezone:Central (GMT -06:00)
Local Time:11:53:54 PM
Population:29,453 [See All]
FIPS:27047
CBSA:Albert Lea, MN
Land Area:572 sq mi
Water Area:13 sq mi
Coordinates:43.6783, -93.3925
Quick Link:
https://www.zip-codes.com/county/mn-freeborn.asp
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Wide geographic spread
ZIPs range from 178.0 sq mi down to 1.29 — a 138× sprawl ratio.

Standout ZIPs in this County


Most Populous
Albert Lea · 21,377 people
72.6% of county total
Highest Income
Hayward · $97,708 median
1.3× county average
Largest Land Area
Albert Lea · 178.0 sq mi
Spans the most ground
Fastest Growth
Albert Lea · 1.4% (10-yr)
21,084 → 21,377 residents
Most Educated
Alden · 18.9% bachelor's+
210 of 1,112 adults 25+

Things worth knowing about Freeborn County


29,453 residents live across 12 ZIPs covering 572 sq mi, served by 12 distinct USPS-recognized cities.

Population moved from 29,449 to 29,453 from 2014 to 2024 — a 0.0% change. 6 ZIPs gained residents, 6 lost.

The county's wealthiest ZIP 56043 (Hayward, $97,708 median) and poorest ZIP 56032 (Freeborn, $50,000) are 18.2 miles apart — a 2.0× income gap across local geography.

Median home values vary 2.9× across this county — from $73,300 in 56089 (Twin Lakes) to $209,900 in 56016 (Clarks Grove).

Density varies 53× across the county — from 13 people/sq mi in 56029 (Emmons) to 707 in 56035 (Geneva).

Educational attainment ranges from 3.8% bachelor's+ in 56089 (Twin Lakes) to 23.8% in 56042 (Hartland) — the breadth of educational profiles across the area.

Within Minnesota, this is the #37 most populous of 93 counties and ranks #54 for median household income .

Weighted by population, the typical household earns about $71,015 across the county — reflecting what a typical resident sees, not a simple ZIP average.

18.1% of adults age 25+ hold a bachelor's degree or higher (3,782 of 20,865 reporting).

9 Standard delivery, 3 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Freeborn 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
572
square miles
Avg density
51.5
people per sq mi
Population
29,453
across 12 ZIPs
Albert Lea
178.0 sq mi
21,377 residents
Glenville
110.2 sq mi
1,740 residents
Alden
100.8 sq mi
1,527 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.

Albert Lea

All ZIP Codes in Freeborn County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
56007Albert LeaStandard21,377$68,846178.01.4%
56036GlenvilleStandard1,740$73,287110.2-12.1%
56009AldenStandard1,527$80,804100.80.7%
56016Clarks GroveStandard989$89,58325.82.3%
56045HollandaleStandard922$71,25027.8-2.7%
56042HartlandStandard751$89,75055.212.9%
56029EmmonsStandard642$67,85748.6-12.2%
56043HaywardStandard423$97,70822.6-15.6%
56032FreebornPO Box407$50,0000.734.8%
56035GenevaPO Box387$61,5000.5-14.6%
56089Twin LakesStandard214$56,2501.38.1%
56020CongerPO Box74$83,7500.0-29.5%

Adjacent & Nearby Counties