58274 ZIP Code — Portland, ND

Traill County, North Dakota

ZIP code 58274 is located in Portland, North Dakota, within Traill County. It covers approximately 131.28 square miles and serves a population of 925 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 701.

About ZIP code 58274

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $187,500. Owner-occupancy is high at 83%, well above the national average.

Median household income is $81,500. The poverty rate of 3% is below the national average. 30% 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 14 minutes is near the national average.

Educational attainment is near the national average, with 42% of residents holding a bachelor's degree or higher.

Overall, ZIP code 58274 reflects a community defined by high homeownership and a significant Social Security-dependent population.

925
population
131.28
sq mi land
Standard
ZIP type
Central (CT)
timezone
58274 ZIP code map
Cities in ZIP code 58274

Below are the cities the US Postal Service accepts for ZIP code 58274. Using any city not on this list may result in mail delivery delays.

City Status
Portland Preferred
Nearby ZIP codes
58257 Mayville (5.9 mi) 58016 Clifford (10 mi) 58240 Hatton (11 mi) 58230 Finley (15.2 mi) 58035 Galesburg (17.1 mi) 58218 Buxton (18.5 mi) 58046 Hope (18.9 mi) 58275 Reynolds (19.3 mi) 58267 Northwood (19.9 mi)
Demographics updated 05/2026
Population
Total population 925
Population density 7 / sq mi
State FIPS 38
County FIPS 097
Geography
Land area 131.28 sq mi
Water area 0.20 sq mi
Latitude 47.4981
Longitude -97.4100
Timezone Central (CT)
Area code 701
Total population by age
Gender
Race & ethnicity
Economics updated 05/2026
Household income
Income range This ZIP County avg State avg
Under $50k 35.1% 35.8% 37.8%
$50k – $100k 35.4% 32.9% 32.8%
$100k – $200k 28.3% 28.0% 23.3%
Over $200k 1.2% 3.4% 6.0%

Demographics & statistics

925
Population
7
People per sq mi
37.4
Median age
$81,500
Median household income
$41,195
Per capita income
$187,500
Median home value
$507
Median monthly rent
83.1%
Home ownership
2.7%
Poverty rate
2.1%
Unemployment
344
Housing units
41.7%
Bachelor's or higher

Age distribution

Male Female
53
Under 5
48
54
5–9
49
23
10–14
21
8
15–19
7
11
20–24
11
65
25–34
59
53
35–44
48
27
45–54
24
52
55–59
47
42
60–64
39
72
65–74
67
10
75–84
10
13
85+
12
← Male
Female →

Age summary

GroupCount%
Under 1826328.4%
18 and over66271.6%
65 and over18419.9%
Median age37.4 years

Race & ethnicity

White 93.5%
American Indian / Alaska Native 5.7%
Black or African American 0.8%
GroupCount%
White86593.5%
American Indian / Alaska Native535.7%
Black or African American70.8%

Household income

Income range This ZIP County avg State avg
Under $50k 35.1% 35.8% 37.8%
$50k – $100k 35.4% 32.9% 32.8%
$100k – $200k 28.3% 28.0% 23.3%
Over $200k 1.2% 3.4% 6.0%
Under $10k 2.1%
$10k–$15k 1.8%
$15k–$25k 9.0%
$25k–$35k 3.1%
$35k–$50k 9.2%
$50k–$75k 20.8%
$75k–$100k 12.3%
$100k–$150k 23.1%
$150k–$200k 7.9%
$200k+ 10.8%
Range% of households
Under $10k2.1%
$10k–$15k1.8%
$15k–$25k9.0%
$25k–$35k3.1%
$35k–$50k9.2%
$50k–$75k20.8%
$75k–$100k12.3%
$100k–$150k23.1%
$150k–$200k7.9%
$200k+10.8%
Median income$81,500

Housing

Home values

Under $50k 6.2%
$50k–$100k 21.6%
$100k–$150k 5.2%
$150k–$200k 19.1%
$200k–$300k 22.2%
$300k–$500k 25.6%

Housing overview

MetricValue
Median home value$187,500
Median rent / month$507
Owner occupied83.1%
Renter occupied16.9%
Vacant4.9%
Single-family detached80.5%
Large apartment buildings0.0%
Mobile homes4.9%
Median rooms6.3
Avg household size (owned)2.44

Year built

Era%
2020 or later1.5%
2010–20191.0%
2000–20095.6%
1990–199911.0%
1980–198917.8%
1970–197922.2%
1960–19696.8%
1950–19594.4%
1940–19495.4%
1939 or earlier24.4%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom7.6%
2 bedrooms15.4%
3 bedrooms47.6%
4 bedrooms20.0%
5+ bedrooms9.5%

Vehicles per household

Vehicles% of households
No vehicle3.1%
1 vehicle21.5%
2 vehicles47.2%
3 or more28.2%

Heating fuel

Fuel type%
Utility gas5.9%
Electricity40.0%
Propane / LP gas37.7%
Fuel oil4.9%
Wood1.5%

Households & families

Household typeCount%
Married-couple family24462.6%
Cohabiting couple92.3%
Male householder, no spouse7619.5%
Female householder, no spouse6115.6%
Households with children under 1810125.9%
Households with seniors (65+)13534.6%
Average household size2.37

Marital status

StatusMaleFemale
Never married16.1%9.5%
Married70.8%80.4%
Separated0.6%0.0%
Widowed2.2%8.2%
Divorced10.3%1.9%

Education

Less than 9th grade 0.0%
Some HS, no diploma 0.9%
HS graduate 20.6%
Some college, no degree 19.4%
Associate's degree 17.3%
Bachelor's degree 29.7%
Graduate / professional 12.0%
Metric%
HS diploma or higher99.1%
Bachelor's or higher41.7%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool73.8%
Kindergarten3720.3%
Elementary school11060.4%
High school158.2%
College / grad school137.1%

Employment

Industry of employment

Education & healthcare 31.9%
Agriculture & mining 15.7%
Construction 11.8%
Finance & real estate 10.7%
Retail trade 5.5%
Professional & management 5.5%
Other services 4.6%
Manufacturing 4.1%
Arts, food & hospitality 4.1%
Wholesale trade 3.1%
Information 1.3%
Public administration 1.1%
Transportation & utilities 0.7%

Occupation

Category%
Management, business & arts52.2%
Service13.1%
Sales & office11.4%
Natural resources & construction16.4%
Production & transportation7.0%

Employment type

Type%
Private sector75.5%
Government12.0%
Self-employed12.4%
Unpaid family workers0.0%

Commute

Method%
Drive alone87.9%
Carpool2.0%
Public transit0.0%
Walk4.2%
Work from home4.4%
Other means1.5%
Avg commute (minutes)13.5

Poverty

All people 2.7%
Under 18 years 0.8%
18 and over 3.5%
Married-couple families 0.0%
Female-led households 2.2%

Income support

Source% of households
Social Security30.3%
Retirement income15.9%
Supplemental Security1.8%
Cash public assistance3.6%
Food stamps / SNAP6.4%

Health indicators

Condition%
Obesity32.9%
High blood pressure35.6%
High cholesterol34.0%
Diabetes10.6%
Heart disease7.8%
Stroke3.4%
Asthma8.9%
Arthritis27.5%
Kidney disease3.2%
Pulmonary disease6.6%
Cancer8.4%
Behavior / access%
Smoking16.2%
Binge drinking19.1%
No physical activity24.1%
Less than 7 hrs sleep28.3%
Depression17.1%
Fair or poor health12.4%
Poor mental health11.3%
Poor physical health9.3%
No health insurance9.1%
Visited doctor (checkup)72.8%
Visited dentist65.8%
Cholesterol screening90.6%
Teeth loss13.1%

Veterans & disability

VeteransCount%
Civilian veterans355.3%
Disability%
Any disability8.9%
Under 180.0%
18–64 years3.6%
65 and over35.3%

Health insurance coverage

Type%
Private insurance76.4%
Public insurance31.2%
No insurance0.9%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only82489.1%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)925100.0%
Born in same state91799.1%
Born in different state63168.2%
Foreign born80.9%
Naturalized citizen00.0%
Not a US citizen00.0%

Ancestry

AncestryCount%
Polish39342.5%
Italian394.2%
French293.1%
AncestryCount%
German141.5%
Arab111.2%
Dutch20.2%

Technology access

Metric% of households
Computer access42.2%
Internet access92.6%

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

Frequently asked questions about ZIP code 58274

What city is ZIP code 58274 in?

ZIP code 58274 is primarily assigned to Portland, North Dakota.

What county is ZIP code 58274 in?

ZIP code 58274 falls within Traill County, North Dakota.

Is ZIP code 58274 mostly owner-occupied?

83% of occupied units in ZIP code 58274 are owner-occupied, well above the national average.

What is the typical home value in ZIP code 58274?

The median home value in ZIP code 58274 is $187,500.

What is the population of ZIP code 58274?

ZIP code 58274 has an estimated population of 925 residents, with a density of 7 people per square mile.

What is the median household income in ZIP code 58274?

The median household income in ZIP code 58274 is $81,500, above the national median of ~$75,000.

What timezone is ZIP code 58274 in?

ZIP code 58274 observes the CST timezone.

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