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 Moderate-density area
- $54,847
- Median income Below-median income area
- $179,300
- Median home value Near-median home value
- 25.6%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Fairmont pairs one of the lowest household incomes in the country with below-median home values, in a rural, homeowner-dominated area.
- 21st 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.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 56031 (Fairmont, MN) rose +8.8% from 2023 to 2024. The all-transactions index moved from 204.1 in 2023 to 222.1 in 2024 (2000 = 100).
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 average Minnesota ZIP), while per-capita income is $39,004. The poverty rate is 14.4%, with unemployment at 3.1%; those measures add context to the income figure. Home values sit below the statewide ZIP benchmark: the median is $179,300 (30% below the average Minnesota ZIP), and median rent is $739; owner occupancy is 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. The page also surfaces 4 ZIP codes within roughly 10 miles and 6 more in Martin County, so 56031 can be compared with both its immediate and county-level context.
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.
- Health care and social assistance
Health care and social assistance
72 establishments
- Retail trade
Retail trade
60 establishments
- Finance and insurance
Finance and insurance
37 establishments
- Accommodation and food services
Accommodation and food services
37 establishments
- Other services (except public administration)
Other services (except public administration)
34 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, 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
Who lives in ZIP 56031?
46.8
Median Age
48.5%
Male
51.5%
Female
2.2%
Foreign-Born
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 ZIP avg
$39,004
Per Capita Income
14.4%
Poverty Rate
3.1%
Unemployment Rate
13.8 min
Mean Commute Time
How ZIP 56031 ranks among Minnesota ZIPs
Fairmont, MN household income vs. every Minnesota ZIP code
Median household income among 864 reporting Minnesota ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$54,847 6th percentile higher than 6% of 864 Minnesota ZIPs
Each bar is a $20K-wide band; taller bars hold more Minnesota 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?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
5,920housing units
5,920
Total Housing Units
5,465
Occupied Units
455
Vacant Units
2.09
Avg Household Size
Occupancy Type
$179,300
Median Home Value
-30% vs state ZIP avg
$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.
- 56031
Fairmont (56031)
12,401 residents
- 56181 1,147
Welcome (56181)
1,147 residents
- 56039 957
Granada (56039)
957 residents
- 56121 659
Ceylon (56121)
659 residents
- 56075 171
Northrop (56075)
171 residents
What this shows Among its immediate neighbors, ZIP 56031 ranks the most populous - useful context the national average alone can't give.
ZIP 56031 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 56039
Granada (56039)
$84,342 median income
- 56075
Northrop (56075)
$73,750 median income
- 56181
Welcome (56181)
$55,750 median income
- 56031
Fairmont (56031)
$54,847 median income
- 56121
Ceylon (56121)
$49,042 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.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 56031, both outside MN so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (12,401 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Martin County
Related Areas
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.
Related
Take this with you
What to do with ZIP 56031's numbers, next.
- See how ZIP 56031 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Fairmont, MN ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.