Postal Codes

55057 ZIP Code

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ZIP code 55057 covers Northfield, Minnesota, with a population of about 25,458 and a median household income of $97,521.

Population
25,458204 per square mile
Median age
32.76 points below the US average
Median household income
$97,5211.1× the Minnesota median
Poverty rate
6.4%6 points below the US average
Typical home value
$396,926up 18.4% in five years
Median rent
$1,04216% below the Minnesota median
Degree or higher
48.9%13.9 points above the US average
Homeownership
74.6%9.6 points above the US average
Time zone
Central UTC-06:00observes daylight saving time
Businesses
584

Where 55057 is

Northfield, Minnesota — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population25,458
Median age32.7
Family households67.7%
Born outside the US8.7%
Speaks a language other than English at home13%
White (non-Hispanic)79.8%
Black (non-Hispanic)1.9%
Asian (non-Hispanic)3.6%
Hispanic or Latino11%
Veterans5.4%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$97,521
Income per person$39,644
Poverty rate6.4%
Households on SNAP or cash assistance5.6%

Household income distribution

Under $10k4.0%
$10–15k1.2%
$15–20k1.5%
$20–25k2.8%
$25–30k2.1%
$30–35k2.8%
$35–40k3.1%
$40–45k4.3%
$45–50k1.9%
$50–60k5.7%
$60–75k10.9%
$75–100k10.5%
$100–125k14.1%
$125–150k8.9%
$150–200k15.3%
$200k or more11.0%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed10,550
Mean adjusted gross income$90,354
Returns declaring $200,000 or more8.3%
Returns, under $25k24.8%
Returns, $25k–$50k19.3%
Returns, $50k–$75k14.1%
Returns, $75k–$100k10.8%
Returns, $100k–$200k22.6%
Returns, $200k or more8.3%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$338,800
Median gross rent$1,042
Rent as a share of household income23.7%
Owner-occupied74.6%
Vacant homes4.7%
Median year built1983

What the homes are

Detached house62.4%
Attached house9%
2 to 4 units5.5%
5 to 19 units9.3%
20 or more units9.3%
Mobile home4.6%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$396,926as of 2026-07
Typical home value, 1 yearup 2.3%
Typical home value, 5 yearsup 18.4%
Typical home value, 10 yearsup 70.3%
Typical asking rent$1,745as of 2026-07
Typical home value since 2000
200020132026$396,926$157,451

$157,451 in 2000 to $396,926 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.5%
Bachelor's degree or higher48.9%
High school diploma or higher96.9%
Works from home19.5%
Drives to work alone59.6%
Takes public transport0.6%
Commutes 45 minutes or more14%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity32.5% 0.9 pts below the national average of 33.4%
Diagnosed diabetes8.3% 3.7 pts below the national average of 12%
Currently smokes9.9% 3.3 pts below the national average of 13.2%
High blood pressure27.6% 6.5 pts below the national average of 34.1%
Fair or poor general health12.8% 7.5 pts below the national average of 20.3%
No health insurance (18–64)7% 4.3 pts below the national average of 11.3%
Depression23% 1.1 pts above the national average of 21.9%
No leisure-time physical activity21.3% 4.1 pts below the national average of 25.4%
Arthritis20.1% 5 pts below the national average of 25.1%
Binge drinking17.9% 1.9 pts above the national average of 16%
Taking blood pressure medication75.7% 1 pts above the national average of 74.7%
Cancer (non-skin)8% same as the national average of 7.7%
Current asthma9.8% 0.6 pts below the national average of 10.4%
Coronary heart disease5% 1.2 pts below the national average of 6.2%
Routine check-up in past year75% 1.7 pts below the national average of 76.7%
Cholesterol screening83.3% 2.6 pts below the national average of 85.9%
Cognitive disability12.6% 2.2 pts below the national average of 14.8%
Colorectal screening72.2% 7.9 pts above the national average of 64.3%
COPD4.2% 2.4 pts below the national average of 6.6%
Visited a dentist71.8% 10.5 pts above the national average of 61.3%
Any disability25.3% 5.4 pts below the national average of 30.7%
Lacks emotional support20.1% 4.7 pts below the national average of 24.8%
Food insecurity9.4% 7.7 pts below the national average of 17.1%
Received food stamps5.4% 8.9 pts below the national average of 14.3%
Hearing disability6.1% 0.6 pts below the national average of 6.7%
High cholesterol30.2% 6 pts below the national average of 36.2%
Housing insecurity7.5% 6.3 pts below the national average of 13.8%
Independent living disability6.4% 2 pts below the national average of 8.4%
Lacks transport6.5% 2.7 pts below the national average of 9.2%
Loneliness30.4% 4 pts below the national average of 34.4%
Mammography use79.8% 3.9 pts above the national average of 75.9%
Poor mental health (14+ days)15.2% 1.6 pts below the national average of 16.8%
Mobility disability9.3% 4.7 pts below the national average of 14%
Poor physical health (14+ days)10% 3.5 pts below the national average of 13.5%
Self-care disability2.4% 1.6 pts below the national average of 4%
Utility shut-off threat4.4% 4.4 pts below the national average of 8.8%
Sleeps under 7 hours28.7% 7.7 pts below the national average of 36.4%
Stroke2.5% 0.9 pts below the national average of 3.4%
All natural teeth lost6.7% 6.3 pts below the national average of 13%
Vision disability3.4% 2.2 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments584
People employed12,864
Annual payroll$556,207,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 64.3% of US census tracts
FEMA ratingRelatively Low to Relatively High across the 11 census tracts this ZIP code covers
Expected annual loss75.3 out of 100
Community resilience86.5 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Strong wind97.5Very High at its worst in this ZIP code
Hail94.2Relatively High at its worst in this ZIP code
Tornado88.9Very High at its worst in this ZIP code
Drought85.7Relatively Moderate at its worst in this ZIP code
Landslide85.2Relatively Low at its worst in this ZIP code
Winter weather73.3Relatively High at its worst in this ZIP code
River flooding71.2Relatively High at its worst in this ZIP code
Cold wave70.6Relatively High at its worst in this ZIP code
Wildfire68.7Relatively Low at its worst in this ZIP code
Lightning46.4Relatively Moderate at its worst in this ZIP code
Ice storm41.5Relatively Low at its worst in this ZIP code
Heat wave29.9Relatively Low at its worst in this ZIP code
Earthquake3.8Very Low at its worst in this ZIP code
Compared with Minnesota and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPMinnesotaUnited States
Median household income$97,521$87,556$78,538
Income per person$39,644$46,957$43,289
Poverty rate6.4%9.2%12.4%
Median home value$338,800$305,500$303,400
Median gross rent$1,042$1,235$1,348
Homeownership74.6%72.4%65%
Bachelor's degree or higher48.9%38.8%35%
Unemployment rate4.5%3.9%5.2%
Works from home19.5%15.8%13.5%
Born outside the US8.7%8.6%13.9%
Median age32.738.638.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationFARIBAULT, MN US18.4 km away
Rain in a year35 in
Snow in a year43 in

Average high and low by month

January23.2°F / 4.8°F0.97 in rain, 9.4 in snow
February28°F / 7.9°F1 in rain, 10.6 in snow
March40.4°F / 20.4°F1.92 in rain, 6.4 in snow
April55.5°F / 32.9°F3.13 in rain, 1.6 in snow
May68.2°F / 45.2°F4.37 in rain, 0.2 in snow
June78.4°F / 57.2°F5.57 in rain
July82°F / 60.6°F4.64 in rain
August79.9°F / 57.9°F4.66 in rain
September72.7°F / 49.7°F3.68 in rain
October58.9°F / 35.7°F2.6 in rain, 0.1 in snow
November42.4°F / 23.8°F1.67 in rain, 4.9 in snow
December28.9°F / 12.6°F1.24 in rain, 10.1 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarket4% of this ZIP code's area
No vehicle and far from a supermarket4% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 4 school districts, so the address decides which one, not the ZIP code.

Northfield Public School District91.2% of this ZIP code's land area
Randolph Public School District6.3% of this ZIP code's land area
Faribault Public School District1.2% of this ZIP code's land area
Farmington Public School District1.1% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability12more vulnerable than 12% of US census tracts
Socioeconomic status8more vulnerable than 8% of US census tracts
Household characteristics21more vulnerable than 21% of US census tracts
Racial and ethnic minority status10more vulnerable than 10% of US census tracts
Housing type and transport39more vulnerable than 39% of US census tracts
Walkability4.6 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

55019 Dundas, MN7.6 km away
55010 Castle Rock, MN9.9 km away
55053 Nerstrand, MN13.3 km away
55065 Randolph, MN14 km away
55018 Dennison, MN17.2 km away
55020 Elko New Market, MN17.3 km away
55054 Elko New Market, MN17.3 km away
55088 Webster, MN17.7 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Rice County54% of this ZIP code's land area
Dakota County45.8% of this ZIP code's land area
Goodhue County0.2% of this ZIP code's land area
Time zoneCentral (UTC-06:00 standard)
Daylight saving timeObserved
Land area124.73 sq mi
Water area3.08 sq mi
Population density204 people per sq mi
Latitude, longitude44.4587, -93.1668

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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