56031 ZIP Code, Fairmont, MN
56031 is a ZIP code in Fairmont, Minnesota in Martin County. It covers 156 square miles of land. The closest ZIP codes are 56039, 56075 and 56121. 11,665 people live here in 5,465 households. It is rural, with fewer than 100 people per square mile, and owners and renters are mixed (64% own). Median household income is $54,847, well below the Minnesota median of $89,062; the median age is 46.8, older than most ZIP codes.
Quick facts
- Mailing city: Fairmont, MN
- County: Martin County
- Land area: 156 sq mi
- Population: 11,665
- Median household income: $54,847
Key figures
| Measure | Value |
|---|---|
| Residents | 11,665 |
| Households | 5,465 |
| Median household income | $54,847 |
| Income per person | $39,004 |
| Median age | 46.8 |
| Homeowners | 63.8% |
| Median home value | $179,300 |
| Median rent | $739 |
| Bachelor's degree or higher | 25.6% |
| Average commute (minutes) | 13.8 |
| Households with kids under 18 | 22.9% |
| Moved in the past year | 8.9% |
| Below the poverty line | 14.4% |
| Broadband internet | 85.7% |
| Speak a non-English language at home | 5.7% |
Household income
| % of households | Value |
|---|---|
| <$10K | 4.9% |
| $10–15K | 6.3% |
| $15–25K | 7.0% |
| $25–35K | 12.0% |
| $35–50K | 14.6% |
| $50–75K | 15.9% |
| $75–100K | 11.5% |
| $100–150K | 17.1% |
| $150–200K | 4.8% |
| $200K+ | 5.9% |
Age
| % of all residents | Value |
|---|---|
| <10 | 12.9% |
| 10–19 | 10.5% |
| 20–24 | 3.8% |
| 25–34 | 9.6% |
| 35–44 | 10.8% |
| 45–54 | 11.8% |
| 55–64 | 14.8% |
| 65–74 | 14.4% |
| 75+ | 11.4% |
Tenure
| % of housing units | Value |
|---|---|
| Owned, with mortgage | 31.0% |
| Owned outright | 28.4% |
| Rented | 33.0% |
| Vacant | 7.6% |
Type of building
| % of housing units | Value |
|---|---|
| Detached house | 66.5% |
| Townhome | 2.4% |
| 2–4 units | 10.0% |
| 5–19 units | 6.6% |
| 20+ units | 12.2% |
| Mobile / other | 2.2% |
Businesses in 56031
408 business establishments with 6,057 employees (ZIP Codes Business Patterns 2023).
- Health Care and Social Assistance: 72
- Retail Trade: 60
- Finance and Insurance: 37
- Accommodation and Food Services: 37
- Other Services (except Public Administration): 34
- Professional, Scientific, and Technical Services: 29
- Manufacturing: 25
- Construction: 24
EDDM carrier routes
See every USPS carrier route in 56031 with residential and business mailbox counts on the route map. Open the EDDM route map.
Nearby ZIP codes
- 56039 — Granada city, MN (7.4 mi)
- 56075 — Northrop city, MN (7.6 mi)
- 56121 — Ceylon city, MN (8.8 mi)
- 56181 — Welcome city, MN (8.9 mi)
- 56088 — Truman city, MN (13.7 mi)
- 50531 — Dolliver city, IA (14 mi)
- 50514 — Armstrong city, IA (14.6 mi)
- 56171 — Sherburn city, MN (15.3 mi)
Areas that include 56031
- Fairmont, MN ZIP codes — 1 ZIP code
- Northrop, MN ZIP codes — 2 ZIP codes
- Martin County ZIP codes — 13 ZIP codes
- Minnesota ZIP code data
Where it ranks
- No. 1 of 6: highest median home value in Martin County
- No. 5 of 6: highest share of households with children in Martin County
- No. 1 of 6: highest median age in Martin County
- No. 4 of 6: fastest population growth in Martin County
Mail every home in 56031
Route counts on this page price as Full Service 6.5 × 9 postcards: we print, bundle by carrier route and hand the mailing to USPS. Prefer to take it to the Post Office yourself? Print only costs less and you pay postage at drop-off.
EDDM guides
ZIP code statistics describe the Census ZIP Code Tabulation Area (ZCTA) 56031, which approximates the USPS ZIP code area. Census figures: American Community Survey 5-year estimates, 2020–2024.
Frequently asked questions
- What city is 56031 in?
- 56031 is a Fairmont, MN mailing address. By land area, 10% lies inside Fairmont; the rest is outside any Census-defined city or community.
- What county is 56031 in?
- 56031 is in Martin County.
- What is the population of 56031?
- About 11,665 people (±109), according to the Census Bureau's American Community Survey 5-year estimates for 2020–2024. The 2020 Census counted 12,117.
- What is the median household income in 56031?
- $54,847 (±$3,964), compared with $89,062 for Minnesota as a whole. Half the households in the ZIP code earn more and half earn less.
- How many carrier routes and mailboxes are in 56031?
- EDDM2GO's stored route library does not include 56031 yet. The EDDM route map loads its carrier routes and mailbox counts when you search the ZIP code.
- What ZIP codes are near 56031?
- The closest, measured center to center: 56039 (7.4 mi, Granada), 56075 (7.6 mi, Northrop), 56121 (8.8 mi, Ceylon), 56181 (8.9 mi, Welcome), 56088 (13.7 mi, Truman) and 50531 (14 mi, Dolliver).
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.