55057 ZIP Code — Northfield, MN

Rice County, Minnesota

ZIP code 55057 is located in Northfield, Minnesota, within Rice County. It covers approximately 124.73 square miles and serves a population of 25,307 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 507.

About ZIP code 55057

The housing stock consists of a mix of housing types. Most homes were built in the 2000s, giving the area an established character. Median home value is $314,800. Owner-occupancy sits near the national average at 75%.

Median household income is $90,066. The poverty rate of 7% is below the national average. 33% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 20 minutes is near the national average. Remote work is prevalent — 22% of workers work from home.

Educational attainment is high — 50% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 55057 reflects a community defined by a high rate of remote workers and a significant Social Security-dependent population.

25,307

population

124.73

sq mi land

Standard

ZIP type

Central (CT)

timezone

55057 ZIP code map

Cities in ZIP code 55057

Below are the cities the US Postal Service accepts for ZIP code 55057. Using any city not on this list may result in mail delivery delays.

City	Status
Northfield	Acceptable
Northfield	Preferred

Nearby ZIP codes

55019 Dundas (3.9 mi) 55088 Webster (9.7 mi) 55053 Nerstrand (10.3 mi) 55054 Elko New Market (10.5 mi) 55046 Lonsdale (10.5 mi) 55065 Randolph (10.7 mi) 55021 Faribault (11.2 mi) 55018 Dennison (11.7 mi) 55020 Elko New Market (11.9 mi) 55024 Farmington (12.2 mi) 55044 Lakeville (12.6 mi) 55009 Cannon Falls (15.9 mi)

Demographics updated 05/2026

Population
Total population	25,307
Population density	203 / sq mi
State FIPS	27
County FIPS	131

Geography
Land area	124.73 sq mi
Water area	3.08 sq mi
Latitude	44.4627
Longitude	-93.2060
Timezone	Central (CT)
Area code	507

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	31.7%	34.1%	33.6%
$50k – $100k	30.8%	33.0%	31.5%
$100k – $200k	29.2%	26.8%	26.5%
Over $200k	8.3%	6.0%	8.5%

Demographics & statistics

25,307

Population

203

People per sq mi

32.6

Median age

$90,066

Median household income

$39,536

Per capita income

$314,800

Median home value

$964

Median monthly rent

74.8%

Home ownership

6.5%

Poverty rate

5.8%

Unemployment

6,496

Housing units

49.9%

Bachelor's or higher

Age distribution

Male Female

538

Under 5

560

500

5–9

521

761

10–14

794

1,843

15–19

1,922

1,779

20–24

1,856

1,078

25–34

1,124

1,250

35–44

1,304

1,353

45–54

1,411

617

55–59

644

696

60–64

725

1,150

65–74

1,199

548

75–84

571

276

85+

287

← Male

Female →

Age summary

Group	Count	%
Under 18	4,487	17.7%
18 and over	20,820	82.3%
65 and over	4,031	15.9%
Median age	32.6 years

Race & ethnicity

White 80.6%

Two or more races 5.6%

Hispanic or Latino 5.6%

Asian 3.1%

Other race 2.6%

Black or African American 2%

American Indian / Alaska Native 0.4%

Group	Count	%
White	21,596	80.6%
Two or more races	1,513	5.6%
Hispanic or Latino	1,490	5.6%
Asian	844	3.1%
Other race	703	2.6%
Black or African American	536	2%
American Indian / Alaska Native	112	0.4%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	31.7%	34.1%	33.6%
$50k – $100k	30.8%	33.0%	31.5%
$100k – $200k	29.2%	26.8%	26.5%
Over $200k	8.3%	6.0%	8.5%

Under $10k 4.4%

$10k–$15k 1.3%

$15k–$25k 5.0%

$25k–$35k 5.2%

$35k–$50k 9.3%

$50k–$75k 17.5%

$75k–$100k 11.9%

$100k–$150k 21.4%

$150k–$200k 13.5%

$200k+ 10.5%

Range	% of households
Under $10k	4.4%
$10k–$15k	1.3%
$15k–$25k	5.0%
$25k–$35k	5.2%
$35k–$50k	9.3%
$50k–$75k	17.5%
$75k–$100k	11.9%
$100k–$150k	21.4%
$150k–$200k	13.5%
$200k+	10.5%
Median income	$90,066

Housing

Home values

Under $50k 4.0%

$50k–$100k 0.8%

$100k–$150k 3.9%

$150k–$200k 7.9%

$200k–$300k 30.0%

$300k–$500k 39.1%

$500k–$1M 13.8%

$1M+ 0.5%

Housing overview

Metric	Value
Median home value	$314,800
Median rent / month	$964
Owner occupied	74.8%
Renter occupied	25.2%
Vacant	6.0%
Single-family detached	63.3%
Large apartment buildings	8.7%
Mobile homes	3.0%
Median rooms	6.5
Avg household size (owned)	2.65

Year built

Era	%
2020 or later	0.3%
2010–2019	6.1%
2000–2009	18.6%
1990–1999	16.3%
1980–1989	10.2%
1970–1979	14.4%
1960–1969	6.0%
1950–1959	6.1%
1940–1949	3.8%
1939 or earlier	18.1%

Bedrooms

Size	% of units
No bedroom (studio)	1.0%
1 bedroom	10.7%
2 bedrooms	22.5%
3 bedrooms	34.1%
4 bedrooms	22.5%
5+ bedrooms	9.2%

Vehicles per household

Vehicles	% of households
No vehicle	4.4%
1 vehicle	29.7%
2 vehicles	42.3%
3 or more	23.6%

Heating fuel

Fuel type	%
Utility gas	63.0%
Electricity	19.6%
Propane / LP gas	12.5%
Fuel oil	0.3%
Wood	1.5%
No fuel used	1.4%

Households & families

Household type	Count	%
Married-couple family	4,357	54.5%
Cohabiting couple	524	6.5%
Male householder, no spouse	1,441	18.0%
Female householder, no spouse	1,679	21.0%
Households with children under 18	2,300	28.7%
Households with seniors (65+)	2,678	33.5%
Average household size	2.48

Marital status

Status	Male	Female
Never married	43.4%	43.6%
Married	44.5%	40.6%
Separated	1.2%	0.6%
Widowed	2.6%	6.5%
Divorced	8.3%	8.6%

Education

Less than 9th grade 0.9%

Some HS, no diploma 2.5%

HS graduate 20.5%

Some college, no degree 15.5%

Associate's degree 10.8%

Bachelor's degree 26.4%

Graduate / professional 23.5%

Metric	%
HS diploma or higher	96.6%
Bachelor's or higher	49.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	330	3.4%
Kindergarten	216	2.2%
Elementary school	2,159	22.2%
High school	1,139	11.7%
College / grad school	5,867	60.4%

Employment

Industry of employment

Education & healthcare 41.3%

Arts, food & hospitality 9.7%

Manufacturing 9.5%

Retail trade 7.6%

Professional & management 6.9%

Construction 5.1%

Other services 3.8%

Transportation & utilities 3.7%

Finance & real estate 3.4%

Wholesale trade 3.3%

Public administration 2.7%

Agriculture & mining 2.0%

Information 1.0%

Occupation

Category	%
Management, business & arts	42.4%
Service	19.7%
Sales & office	18.7%
Natural resources & construction	7.8%
Production & transportation	11.5%

Employment type

Type	%
Private sector	83.2%
Government	12.0%
Self-employed	4.7%
Unpaid family workers	0.1%

Commute

Method	%
Drive alone	59.0%
Carpool	5.8%
Public transit	0.8%
Walk	10.2%
Work from home	22.4%
Other means	1.7%
Avg commute (minutes)	20.0

Poverty

All people 6.5%

Under 18 years 6.8%

18 and over 6.5%

Married-couple families 1.8%

Female-led households 13.7%

Income support

Source	% of households
Social Security	32.6%
Retirement income	28.8%
Supplemental Security	2.2%
Cash public assistance	1.8%
Food stamps / SNAP	4.5%

Health indicators

Condition	%
Obesity	29.4%
High blood pressure	22.5%
High cholesterol	25.7%
Diabetes	7.1%
Heart disease	4.6%
Stroke	2.1%
Asthma	8.9%
Arthritis	18.1%
Kidney disease	2.2%
Pulmonary disease	3.9%
Cancer	5.7%

Behavior / access	%
Smoking	13.1%
Binge drinking	20.5%
No physical activity	17.1%
Less than 7 hrs sleep	25.8%
Depression	22.5%
Fair or poor health	8.9%
Poor mental health	13.8%
Poor physical health	7.2%
No health insurance	9.8%
Visited doctor (checkup)	69.4%
Visited dentist	73.7%
Cholesterol screening	86.2%
Teeth loss	8.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,202	5.8%

Disability	%
Any disability	7.7%
Under 18	1.5%
18–64 years	5.7%
65 and over	24.5%

Health insurance coverage

Type	%
Private insurance	80.0%
Public insurance	28.4%
No insurance	4.5%
Uninsured under 19	1.7%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	24,209	95.7%
Spanish	906	3.7%
Other Indo-European	630	2.6%
Asian & Pacific Islander	110	0.5%
Other languages	156	0.6%

Place of birth & citizenship

Origin	Count	%
Native born (US)	23,687	93.6%
Born in same state	23,232	91.8%
Born in different state	15,147	59.9%
Foreign born	455	1.8%
Naturalized citizen	1,620	6.4%
Not a US citizen	453	28.0%

Ancestry

Ancestry	Count	%
Polish	5,138	20.3%
Italian	2,616	10.3%
French	2,255	8.9%
Dutch	389	1.5%
English	359	1.4%

Ancestry	Count	%
Arab	335	1.3%
German	167	0.7%
Irish	46	0.2%
Norwegian	12	0%

Technology access

Metric	% of households
Computer access	31.6%
Internet access	96.5%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 55057

What city is ZIP code 55057 in?

ZIP code 55057 is primarily assigned to Northfield, Minnesota.

What county is ZIP code 55057 in?

ZIP code 55057 falls within Rice County, Minnesota.

How educated is the population of ZIP code 55057?

50% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the typical home value in ZIP code 55057?

The median home value in ZIP code 55057 is $314,800.

What is the population of ZIP code 55057?

ZIP code 55057 has an estimated population of 25,307 residents, with a density of 203 people per square mile.

What is the median household income in ZIP code 55057?

The median household income in ZIP code 55057 is $90,066, above the national median of ~$75,000.

What timezone is ZIP code 55057 in?

ZIP code 55057 observes the CST timezone.