55812 ZIP Code — Duluth, MN

Saint Louis County, Minnesota

ZIP code 55812 is located in Duluth, Minnesota, within Saint Louis County. It covers approximately 1.94 square miles and serves a population of 11,391 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 218.

About ZIP code 55812

The housing stock consists of a mix of housing types. Most homes were built in the pre-1940, giving the area an established character. Median home value is $272,700. Owner-occupancy sits near the national average at 45%.

The gap between median ($63,920) and mean household income suggests income inequality — a small number of higher earners pull the average up. Poverty affects 26% of residents, above the national average.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 16 minutes is near the national average.

Educational attainment is high — 58% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 55812 reflects a community defined by a highly educated population and economic challenges above the national average.

11,391

population

1.94

sq mi land

Standard

ZIP type

Central (CT)

timezone

55812 ZIP code map

Cities in ZIP code 55812

Below are the cities the US Postal Service accepts for ZIP code 55812. Using any city not on this list may result in mail delivery delays.

City	Status
Duluth	Preferred

Nearby ZIP codes

55805 Duluth (1.3 mi) 55806 Duluth (4 mi) 55802 Duluth (4 mi) 55811 Duluth (6.7 mi) 55807 Duluth (7 mi) 55810 Duluth (9.4 mi) 55804 Duluth (10.1 mi) 55808 Duluth (11.8 mi) 55803 Duluth (14.2 mi) 55733 Esko (15.4 mi) 54880 Superior (15.9 mi) 54864 Poplar (18 mi)

Demographics updated 05/2026

Population
Total population	11,391
Population density	5,872 / sq mi
State FIPS	27
County FIPS	137

Geography
Land area	1.94 sq mi
Water area	0.67 sq mi
Latitude	46.8104
Longitude	-92.0718
Timezone	Central (CT)
Area code	218

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	50.7%	44.3%	33.6%
$50k – $100k	22.2%	31.0%	31.5%
$100k – $200k	19.2%	20.5%	26.5%
Over $200k	7.9%	4.1%	8.5%

Demographics & statistics

11,391

Population

5,872

People per sq mi

22.5

Median age

$63,920

Median household income

$32,962

Per capita income

$272,700

Median home value

$1,113

Median monthly rent

45.1%

Home ownership

25.6%

Poverty rate

7.2%

Unemployment

1,918

Housing units

58.2%

Bachelor's or higher

Age distribution

Male Female

204

Under 5

188

204

5–9

188

245

10–14

225

1,300

15–19

1,195

1,420

20–24

1,306

739

25–34

680

410

35–44

378

459

45–54

422

202

55–59

186

219

60–64

202

368

65–74

338

116

75–84

107

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,455	12.8%
18 and over	9,936	87.2%
65 and over	1,019	8.9%
Median age	22.5 years

Race & ethnicity

White 81.5%

Two or more races 4.3%

Black or African American 4.1%

Asian 3.3%

Hispanic or Latino 2.9%

Other race 2.4%

American Indian / Alaska Native 1.4%

Group	Count	%
White	9,560	81.5%
Two or more races	509	4.3%
Black or African American	476	4.1%
Asian	388	3.3%
Hispanic or Latino	341	2.9%
Other race	287	2.4%
American Indian / Alaska Native	168	1.4%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	50.7%	44.3%	33.6%
$50k – $100k	22.2%	31.0%	31.5%
$100k – $200k	19.2%	20.5%	26.5%
Over $200k	7.9%	4.1%	8.5%

Under $10k 6.4%

$10k–$15k 3.0%

$15k–$25k 8.4%

$25k–$35k 8.5%

$35k–$50k 14.6%

$50k–$75k 16.5%

$75k–$100k 10.5%

$100k–$150k 14.4%

$150k–$200k 9.2%

$200k+ 8.6%

Range	% of households
Under $10k	6.4%
$10k–$15k	3.0%
$15k–$25k	8.4%
$25k–$35k	8.5%
$35k–$50k	14.6%
$50k–$75k	16.5%
$75k–$100k	10.5%
$100k–$150k	14.4%
$150k–$200k	9.2%
$200k+	8.6%
Median income	$63,920

Housing

Home values

Under $50k 1.9%

$50k–$100k 2.4%

$100k–$150k 3.7%

$150k–$200k 14.8%

$200k–$300k 32.8%

$300k–$500k 30.4%

$500k–$1M 11.7%

$1M+ 2.3%

Housing overview

Metric	Value
Median home value	$272,700
Median rent / month	$1,113
Owner occupied	45.1%
Renter occupied	54.9%
Vacant	8.4%
Single-family detached	52.3%
Large apartment buildings	11.2%
Mobile homes	0.0%
Median rooms	5.8
Avg household size (owned)	2.66

Year built

Era	%
2020 or later	0.0%
2010–2019	6.7%
2000–2009	2.7%
1990–1999	0.8%
1980–1989	2.6%
1970–1979	4.1%
1960–1969	4.1%
1950–1959	7.2%
1940–1949	5.2%
1939 or earlier	66.6%

Bedrooms

Size	% of units
No bedroom (studio)	3.4%
1 bedroom	19.5%
2 bedrooms	19.6%
3 bedrooms	29.7%
4 bedrooms	16.2%
5+ bedrooms	11.6%

Vehicles per household

Vehicles	% of households
No vehicle	10.3%
1 vehicle	34.1%
2 vehicles	32.6%
3 or more	23.0%

Heating fuel

Fuel type	%
Utility gas	78.4%
Electricity	14.3%
Propane / LP gas	2.2%
Fuel oil	3.3%
Wood	0.5%
No fuel used	0.6%

Households & families

Household type	Count	%
Married-couple family	1,193	33.8%
Cohabiting couple	359	10.2%
Male householder, no spouse	1,012	28.6%
Female householder, no spouse	969	27.4%
Households with children under 18	713	20.2%
Households with seniors (65+)	703	19.9%
Average household size	2.44

Marital status

Status	Male	Female
Never married	70.1%	64.8%
Married	24.0%	25.8%
Separated	0.0%	0.0%
Widowed	1.1%	2.5%
Divorced	4.8%	6.9%

Education

Less than 9th grade 0.6%

Some HS, no diploma 1.5%

HS graduate 11.5%

Some college, no degree 20.8%

Associate's degree 7.4%

Bachelor's degree 29.2%

Graduate / professional 29.0%

Metric	%
HS diploma or higher	97.9%
Bachelor's or higher	58.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	81	1.4%
Kindergarten	95	1.6%
Elementary school	574	9.9%
High school	235	4.0%
College / grad school	4,825	83.0%

Employment

Industry of employment

Education & healthcare 32.4%

Arts, food & hospitality 16.7%

Retail trade 12.2%

Professional & management 10.2%

Manufacturing 4.6%

Other services 4.6%

Construction 4.4%

Public administration 4.3%

Transportation & utilities 3.6%

Information 3.1%

Finance & real estate 2.9%

Wholesale trade 0.7%

Agriculture & mining 0.3%

Occupation

Category	%
Management, business & arts	39.5%
Service	29.2%
Sales & office	20.4%
Natural resources & construction	4.1%
Production & transportation	6.7%

Employment type

Type	%
Private sector	80.5%
Government	13.9%
Self-employed	5.1%
Unpaid family workers	0.4%

Commute

Method	%
Drive alone	63.9%
Carpool	8.0%
Public transit	4.4%
Walk	8.9%
Work from home	12.2%
Other means	2.6%
Avg commute (minutes)	15.7

Poverty

All people 25.6%

Under 18 years 14.8%

18 and over 27.7%

Married-couple families 2.8%

Female-led households 44.9%

Income support

Source	% of households
Social Security	20.6%
Retirement income	17.2%
Supplemental Security	1.3%
Cash public assistance	4.1%
Food stamps / SNAP	10.6%

Health indicators

Condition	%
Obesity	27.8%
High blood pressure	18.8%
High cholesterol	19.7%
Diabetes	5.1%
Heart disease	3.2%
Stroke	1.6%
Asthma	10.8%
Arthritis	14.5%
Kidney disease	1.8%
Pulmonary disease	3.9%
Cancer	3.4%

Behavior / access	%
Smoking	16.8%
Binge drinking	25.3%
No physical activity	17.2%
Less than 7 hrs sleep	30.2%
Depression	27.7%
Fair or poor health	9.9%
Poor mental health	18.1%
Poor physical health	7.6%
No health insurance	10.1%
Visited doctor (checkup)	64.5%
Visited dentist	62.1%
Cholesterol screening	78.4%
Teeth loss	11.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	273	2.8%

Disability	%
Any disability	8.6%
Under 18	2.5%
18–64 years	7.5%
65 and over	27.2%

Health insurance coverage

Type	%
Private insurance	79.8%
Public insurance	25.4%
No insurance	3.8%
Uninsured under 19	1.6%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	10,999	96.6%
Spanish	141	1.3%
Other Indo-European	63	0.6%
Asian & Pacific Islander	0	0.0%
Other languages	65	0.6%

Place of birth & citizenship

Origin	Count	%
Native born (US)	10,829	95.1%
Born in same state	10,688	93.8%
Born in different state	7,765	68.2%
Foreign born	141	1.2%
Naturalized citizen	562	4.9%
Not a US citizen	219	39.0%

Ancestry

Ancestry	Count	%
Polish	1,336	11.7%
Italian	969	8.5%
French	795	7%
English	174	1.5%
Arab	171	1.5%

Ancestry	Count	%
Dutch	148	1.3%
German	79	0.7%
Norwegian	24	0.2%
Irish	15	0.1%

Technology access

Metric	% of households
Computer access	31.0%
Internet access	97.8%

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

Frequently asked questions about ZIP code 55812

What city is ZIP code 55812 in?

ZIP code 55812 is primarily assigned to Duluth, Minnesota.

What county is ZIP code 55812 in?

ZIP code 55812 falls within Saint Louis County, Minnesota.

What is the poverty rate in ZIP code 55812?

26% of residents in ZIP code 55812 live below the poverty line, above the national average.

How educated is the population of ZIP code 55812?

58% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the population of ZIP code 55812?

ZIP code 55812 has an estimated population of 11,391 residents, with a density of 5,884 people per square mile.

What is the median household income in ZIP code 55812?

The median household income in ZIP code 55812 is $63,920, below the national median of ~$75,000.

What timezone is ZIP code 55812 in?

ZIP code 55812 observes the CST timezone.