PlainZIP

Fairmont, MN · standard

ZIP Code 56031

Martin County, Minnesota - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

12,401
31/sq mi
$54,847
Median income
$179,300
Median home value
25.6%
Bachelor's or higher

The verdict

Fairmont pairs one of the lowest household incomes in the country with below-median home values, in a rural, homeowner-dominated area.

21th pct
household income, US ZIPs
38th pct
home value, US ZIPs
31
people per sq mi
64%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 56031 against every reporting US ZIP.

ZIP code 56031 is a mid-sized community (a standard USPS delivery area) in Fairmont, Martin County, Minnesota, home to 12,401 residents across 403.9 square miles, a density of 31 people per square mile, in the Chicago time zone.

ZIP 56031 reports a modest median household income of $54,847 (33% below the Minnesota average), while per-capita income is $39,004. Local economic indicators show a 14.4% poverty rate alongside 3.1% unemployment. Median home value sits at $179,300 (30% below the state average), median rent at $739 a month, and owner-occupancy at 63.8%.

Educational attainment sits below the national norm: 25.6% of adults hold a bachelor's degree or higher, the median age is 46.8, and the average commute is 14 minutes. Beyond these figures, 4 nearby ZIP codes within about 10 miles are surfaced below, along with 6 more sharing Martin County, letting you compare 56031 to its immediate surroundings rather than a national baseline alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 56031

Top 5 sectors by establishment count in Fairmont, MN

Which industries have the most business establishments in ZIP 56031.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 56031, Fairmont, MN · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

12,401

Population

403.9

Area (sq mi)

31

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 56031?

46.8

Median Age

48.5%

Male

51.5%

Female

2.2%

Foreign-Born

White 93.0%
African American 1.0%
Asian 0.6%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 3.5%
Hispanic or Latino 7.9%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$54,847

Median Household Income

-33% vs state

$39,004

Per Capita Income

14.4%

Poverty Rate

3.1%

Unemployment Rate

13.8 min

Mean Commute Time

How ZIP 56031 ranks nationally

Fairmont, MN household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$54,847 21st percentile higher than 21% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). This entry sits in this band. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 58.9%
Bachelor's Degree or Higher 25.6%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

5,920

Total Housing Units

5,465

Occupied Units

455

Vacant Units

2.09

Avg Household Size

Occupancy Type

Owner 63.8%
Renter 36.2%

$179,300

Median Home Value

-30% vs state

$739

Median Rent

1966

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+8.8%

YoY Change (2024)

222

HPI Index (2000 = 100)

+122%

Total Change Since 2000

Home values in ZIP 56031 have increased 8.8% over the past year (2024). Since 2000, this ZIP has seen +122% cumulative appreciation.

Year Annual Change HPI Index
2020 +3.2% 160
2021 +8.0% 173
2022 +10.3% 191
2023 +7.1% 204
2024 +8.8% 222

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 408 business establishments in ZIP 56031, employing approximately 6,057 people with a combined annual payroll of $343,809,000.

408

Businesses

6,057

Employees

$343.8M

Annual Payroll

17

Industry Sectors

Industry Establishments % of Total
Health care and social assistance 72 17.6%
Retail trade 60 14.7%
Finance and insurance 37 9.1%
Accommodation and food services 37 9.1%
Other services (except public administration) 34 8.3%
Professional, scientific, and technical services 29 7.1%
Manufacturing 25 6.1%
Construction 24 5.9%
Wholesale trade 19 4.7%
Administrative and support and waste management and remediation services 19 4.7%
Transportation and warehousing 14 3.4%
Arts, entertainment, and recreation 13 3.2%
Real estate and rental and leasing 9 2.2%
Information 5 1.2%
Management of companies and enterprises 4 1.0%
Agriculture, forestry, fishing and hunting 3 0.7%
Educational services 3 0.7%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 56031 vs 56075 →

ZIP 56031 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 56031 ranks the most populous - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 56031 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 56031 ranks #4 of 5 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
56075 Northrop, MN 171 7.9 mi
56039 Granada, MN 957 7.6 mi
56181 Welcome, MN 1,147 8.5 mi
56121 Ceylon, MN 659 9.3 mi

More ZIP Codes in Martin County

56088 standard
Truman, MN
Pop: 1,946
56171 standard
Sherburn, MN
Pop: 1,821
56181 standard
Welcome, MN
Pop: 1,147
56176 standard
Trimont, MN
Pop: 1,137
56039 standard
Granada, MN
Pop: 957
56121 standard
Ceylon, MN
Pop: 659

Related Areas

Martin County Fairmont, MN Minnesota

Frequently Asked Questions

What county is ZIP code 56031 in? ▼
ZIP code 56031 (Fairmont) is located in Martin County, Minnesota. Martin County contains multiple ZIP codes, see the full list at /counties/martin-mn.
What is the population of ZIP code 56031? ▼
ZIP code 56031 in Fairmont, MN has a population of 12,401 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 56031? ▼
The median household income in ZIP 56031 is $54,847, which is 28% below the national average of $76,288.
What is the average home value in ZIP 56031? ▼
The median home value in ZIP 56031 is $179,300, which is 36% below the national average of $278,155.
What is the demographic makeup of ZIP 56031? ▼
The largest racial group in ZIP 56031 is White at 93.0%. Hispanic or Latino residents make up 7.9% of the population.
How many businesses are in ZIP code 56031? ▼
ZIP code 56031 has 408 business establishments employing approximately 6,057 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 56031? ▼
The top industries by establishment count in ZIP 56031 are: Health care and social assistance (72), Retail trade (60), Finance and insurance (37). There are 17 industry sectors represented in total.
How have home values changed in ZIP code 56031? ▼
According to the FHFA House Price Index, home values in ZIP 56031 increased by 8.8% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 122%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 56031? ▼
In ZIP code 56031, 58.9% of residents aged 25+ have a high school diploma or higher, and 25.6% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 56031? ▼
The mean commute time for workers in ZIP code 56031 is 13.8 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 56031? ▼
In ZIP code 56031, approximately 63.8% of occupied housing units are owner-occupied and 36.2% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 56031? ▼
The poverty rate in ZIP code 56031 is 14.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.