US ZIP Code
56431

Aitkin, MN

Aitkin County  ·  Minnesota

● Active
👥 9,142 Population ↑ 4% since 2019
💰 $64,846 Median HH Income
▼ 15% below avg ↑ 28% since 2019
🎂 57.1 Median Age ↑ 2% since 2019
🏠 $264,800 Median Home Value
≈ Avg ↑ 37% since 2019
🎓 36.2% College Grads
≈ Avg
📊 3.8% Unemployment
▼ 22% below avg ↓ 17% since 2019
ZIP Code Details
ZIP Code56431
CityAitkin
StateMinnesota (MN)
CountyAitkin County
Area Code218
Elevation1,279 ft
Latitude46.49109
Longitude-93.635569
TimezoneChicago (DST)
FIPS27001
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 49.3% (4,511) Female 50.7% (4,631) ♀

Race & Ethnicity

White: 94.6%Hispanic: 1.5%Black: 0.7%Asian: 0.1%Other: 1.7%Race
White94.6%
Hispanic1.5%
Black0.7%
Asian0.1%
Other1.7%

Age Breakdown

Under 5
3%
5–17
13%
18–24
6%
25–44
15%
45–64
28%
65+
15%

Key Indicators

Median Age57.1 yrs ↑ 2% since 2019
Avg Household Size2.27
Below Poverty11.1% ▲ 11% above avg
College Grads36.2% ≈ Avg
Unemployment3.8% ▼ 22% below avg
No HS Diploma35 (0.5%)
HS Graduate2,339 (34.3%)
Some College941 (13.8%)
Associates1,041 (15.2%)
Bachelors1,005 (14.7%)
Graduate Degree1,466 (21.5%)

Education

No HS: 0.5%HS Grad: 34.3%Some College: 13.8%Associates: 15.2%Bachelors: 14.7%Graduate: 21.5%Edu
No HS0.5%
HS Grad34.3%
Some College13.8%
Associates15.2%
Bachelors14.7%
Graduate21.5%
Housing & Income

Housing Tenure

Owner: 85.4%Renter: 14.6%Tenure
Owner85.4%
Renter14.6%

Home Value Distribution

Under $50k
5%
$50k–100k
6%
$100k–150k
9%
$150k–200k
14%
$200k–300k
24%
$300k–500k
31%
Over $500k
11%

Financials

Median HH Income$64,846 ▼ 15% below avg ↑ 28% since 2019
Median Home Value$264,800 ≈ Avg ↑ 37% since 2019
Home/Income Ratio4.1x (nat avg ~3.5x)
Median Rent$883/mo ↑ 10% since 2019
Total Units7,113
Vacant Units3,190
Avg HH Size2.27

Income Distribution

Under $25k
21%
$25k–50k
16%
$50k–75k
19%
$75k–100k
15%
$100k–150k
18%
$150k–200k
7%
Over $200k
4%
Employment & Commute

How People Get to Work

Drove Alone
84%
Public Transit
0%
Walked
2%
Work From Home
14%

Commute Time

Under 15 min
44%
15–30 min
31%
30–45 min
13%
Over 45 min
11%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
7%
1960s–1970s
12%
1980s–1990s
20%
2000+
58%

Summary

Total Units7,113
Vacant3,190
Owner Occupied85.4%
Renter Occupied14.6%
Avg HH Size2.27
Frequently Asked Questions
ZIP code 56431 is in Aitkin, MN, in Aitkin County.
ZIP code 56431 is located in Minnesota (MN).
ZIP code 56431 is in Aitkin County, MN.
ZIP 56431 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 56431 is 9,142 people (ACS 2023).
The median household income in ZIP code 56431 is $64,846 (ACS 2023).
The median home value in ZIP 56431 is $264,800 (ACS 2023).
About ZIP Code 56431

ZIP code 56431 is located in Aitkin, Minnesota, within Aitkin County. With a population of 9,142, this is a lightly populated ZIP code with an older community — the median age is 57.1 years. Economically, 56431 is a solidly middle-class ZIP code: the median household income of $64,846 is below the national average.

Real estate in ZIP code 56431 represents a mid-range housing market. The median home value of $264,800 is near the national average. Renters can expect to pay around $883 per month in median rent. Homeownership is strong here — 85.4% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 37% since 2019.

The population of 56431 is primarily White (94.56%). Residents are moderately educated — 36.2% hold a bachelor's degree or higher, which is near the national average. Poverty affects some residents at 11.1%. Household income has grown by 28% since 2019.

The unemployment rate in 56431 stands at 3.8%, which is below the national average. About 13% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 75%.

Overall, ZIP code 56431 in Aitkin, MN is characterized as solidly middle-class, moderately educated, an older community, and predominantly owner-occupied. With 9,142 residents, a median household income of $64,846, and a median home value of $264,800, it offers a clear picture of life in this part of Minnesota.