Oliver County, North Dakota Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 48th-largest in North Dakota
The population of Oliver County, North Dakota is 1,821 as of the 2023 American Community Survey, making it the 48th-largest county in North Dakota. The median household income is $76,953, the median home value is $217,000, and the median age is 46.1.
The population of Oliver County has grown 2.2% since 2010 (1,841 → 1,882), a +0.16% annualized rate.
1,821
Population
+0.16%
Annual growth
3
People / sq mi
$76,953
Median Income
$217,000
Median Home Value
Oliver County covers 722 sq mi of land at 2.5 people per square mile.
About Oliver County, ND
Homeownership is the standout figure in Oliver County: 93.4% of homes are owner-occupied, higher than the national rate. Oliver County is a county in North Dakota with a population of 1,821. It ranks #48 among counties in North Dakota by population.
The typical household earns $76,953 a year, near the US median of $78,538. Hardship is rare relative to US counties: a poverty rate of just 4.1%, below the national 12.4%. The typical home is valued at $217,000, with typical rent around $725.
Roughly 20.5% of adults have a bachelor’s, below the national 35.0%. About 11.5% of workers primarily work from home, below the national 14.0%, and the average commute runs about 24 minutes each way.
The ownership rate anchors the housing story in Oliver County, and tends to move with the age structure and home-value figures above.
Oliver County Population History (2010-2024)
The county of Oliver County had a population of 1,841 in 2010 and 1,882 in 2024, a 2.2% growth over 14 years. The peak was 1,951 in 2019. Average annual growth rate: 0.17%.
1,882
Population (2024)
1,841
Population (2010)
1,951
Peak (2019)
0.17%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 1,841 |
| 2011 | 1,849 |
| 2012 | 1,849 |
| 2013 | 1,891 |
| 2014 | 1,870 |
| 2015 | 1,866 |
| 2016 | 1,896 |
| 2017 | 1,932 |
| 2018 | 1,950 |
| 2019 | 1,951 |
| 2020 | 1,868 |
| 2021 | 1,876 |
| 2022 | 1,858 |
| 2023 | 1,873 |
| 2024 | 1,882 |
Race & Ethnicity
| White | 91.9% |
| Black or African American | 0.0% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.0% |
| Two or More Races | 0.0% |
Age & Sex
46.1
Median Age
45.7%
Female
54.3%
Male
25.8%
Age 65+
Age Distribution
Children (under 15): 22.1% · Seniors (65+): 25.8%
Income & Poverty
| Median household income | $76,953+$1,004 vs state |
| Mean household income | $102,691 |
| Per-capita income | $41,155 |
| Poverty rate | 4.1%-2.1% vs state |
| Unemployment rate | 0.6% |
| Employment-to-population | 60.7% |
Top Industries by Employment
The largest employment sector in Oliver County is professional & business services, accounting for 21.9% of workers.
How residents commute
0.0%
Drive alone
0.8%
Carpool
78.9%
Public transit
11.5%
Work from home
23.6 min
Avg commute
Housing
$217,000$-24,100 vs state
Median home value
$725
Median rent
93.4%
Homeownership rate
912
Total housing units
79.7%
Occupied
20.3%
Vacant
6.6%
Renter-occupied
Social & access
97.0%
With health insurance
91.5%
With broadband internet
15.3%
Foreign-born
8.2%
Veterans (18+)
8.0%
With a disability
98.8%
Speak language other than English at home
Education
94.6%
High School+
20.5%
Bachelor's+
Largest cities in North Dakota
Other counties in North Dakota
Part of North Dakota
Metro areas in North Dakota
County rankings
Frequently Asked Questions
Oliver County, North Dakota has a population of 1,821 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 48th-largest county in North Dakota. Population density is 3 people per square mile.
The population of Oliver County has grown 2.2% since 2010 (1,841 → 1,882), a +0.16% annualized rate.
The median household income in Oliver County, North Dakota is $76,953, with mean (average) household income of $102,691 and per-capita income of $41,155. 4.1% of residents live below the federal poverty level.
In Oliver County, the largest racial and ethnic groups are White (91.9%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Oliver County, North Dakota is 46.1 years. Residents are 45.7% female and 54.3% male.
The median home value in Oliver County is $217,000 and median monthly rent is $725. 93.4% of occupied housing units are owner-occupied. The county has 912 total housing units, 20.3% of which are vacant.
The largest employment sector in Oliver County, North Dakota is professional, scientific, and management services, employing 21.9% of workers. The unemployment rate is 0.6%.
Fargo is among the largest cities associated with Oliver County, North Dakota, with a population of 129,064.
Oliver County, ND Climate
Oliver County, ND has an average annual temperature of 5.2°C (41°F) and receives about 435 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
5.2°C
Avg Temp
435
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -12° / 10° | 11 mm |
| February | -8° / 17° | 10 mm |
| March | -2° / 28° | 18 mm |
| April | 5° / 42° | 47 mm |
| May | 13° / 55° | 58 mm |
| June | 18° / 64° | 81 mm |
| July | 21° / 69° | 64 mm |
| August | 20° / 68° | 49 mm |
| September | 14° / 57° | 43 mm |
| October | 7° / 45° | 28 mm |
| November | -2° / 28° | 13 mm |
| December | -9° / 15° | 13 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Oliver County, ND
The most comfortable months to visit Oliver County, ND are typically August, July and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 29°C high). The coldest is January (near -18°C low). June is usually the wettest month.
Where to stay near Oliver County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.