County · Idaho
Oneida County, Idaho
Oneida County, Idaho. Oneida County had 5,085 residents in 2025 by the Census Bureau's estimate, up 11.4% since 2020, faster than Idaho (+10.4%). It holds 1 place (1 city, village or borough) and 1 census tract. GEOID 16071.
Oneida County is one of the 2 counties of the Brigham City, UT-ID micropolitan statistical area (the Census Bureau's July 2023 delineation).
Residents, July 2025 estimate
5,085
Census Bureau estimate (no margin published)
2020 Census count: 4,564 · ACS 2020-2024: 4,768
Median household income
$74,954
±$10,927 (90% margin)
Idaho: $77,800
Median home value
$272,000
±$18,298 (90% margin)
Idaho: $418,600
Median gross rent
$859
±$126 (90% margin)
Idaho: $1,238
How many people live in Oneida County, and is it growing?
The 2020 Census counted 4,564 residents in Oneida County. The Census Bureau estimates 5,085 for July 1, 2025, up 11.4% since 2020, faster than Idaho (+10.4%). The 2020-2024 American Community Survey puts the population at 4,768 over 1,199 square miles of land.
| Measure | Oneida County | Idaho | Change since 2015-2019 |
|---|---|---|---|
| Total population | 4,768 | 1,934,262 | +383 |
| Households | 1,921±93 | 713,005 | +306 |
| Average household size | 2.46±0.12 | 2.64 | −0.24 |
| Housing units | 2,101±13 | 795,014 | +102 |
Oneida County's population since 2000
From 4,125 in 2000 to 5,085 in 2025: up 23.3%. The 2000, 2010 and 2020 figures are census counts. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); PEP Vintage 2025 (CO-EST2025); 2020 Census · Check it at data.census.gov
What cities and towns are in Oneida County?
Oneida County holds 1 place: 1 city, village or borough (an incorporated place). The largest is Malad City with 2,338 residents (2025 estimate). Places that cross a county line are listed with the share of their 2020 residents who live in this county.
| Malad City | 2,299 | $77,237 |
|---|
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 place-by-county parts · Check it at data.census.gov
Who lives in Oneida County?
The median resident of Oneida County is 40.8 years old; 27.0% are under 18 and 19.9% are 65 or older. The largest group is non-Hispanic white residents at 91.8%, then Hispanic or Latino residents (of any race) at 4.4%.
| Measure | Oneida County | Idaho | Change since 2015-2019 |
|---|---|---|---|
| Median age | 40.8±1.4 | 37.3 | no clear change |
| Under 18 years | 27.0%±0.4 pts | 24.1% | – |
| 65 years and over | 19.9%±0.5 pts | 17.0% | – |
| Hispanic or Latino (any race) | 4.4% | 13.6% | −0.1 pts |
| White alone, not Hispanic | 91.8%±0.8 pts | 78.6% | −1.6 pts |
| Black or African American alone, not Hispanic | 0.4%±0.7 pts | 0.7% | – |
| Asian alone, not Hispanic | 0.0%±0.7 pts | 1.3% | – |
| American Indian and Alaska Native alone, not Hispanic | 0.4%±0.6 pts | 0.7% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0%±0.7 pts | 0.1% | – |
| Two or more races, not Hispanic | 2.5%±1.0 pts | 4.2% | – |
| Some other race alone, not Hispanic | 0.4%±0.6 pts | 0.6% | – |
| Born outside the United States | 1.1%±0.8 pts | 5.9% | – |
| Speak a language other than English at home (age 5+) | 6.4%±2.1 pts | 11.0% | – |
| Civilian veterans (age 18+) | 7.7%±2.3 pts | 8.0% | – |
| With a disability | 13.3%±2.5 pts | 14.1% | – |
| No health insurance coverage | 6.7%±3.2 pts | 9.1% | no clear change |
| High school graduate or higher (age 25+) | 95.7%±1.8 pts | 91.9% | – |
| Bachelor's degree or higher (age 25+) | 26.7%±5.6 pts | 31.8% | +9.6 pts |
| Graduate or professional degree (age 25+) | 8.5%±3.1 pts | 10.5% | – |
| Moved from another state in the past year | 2.7%±1.9 pts | 4.6% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Oneida County earn?
Half of Oneida County's 1,921 households earn less than $74,954 a year (±$10,927), against $77,800 in Idaho. In 2015-2019 it was $66,262 in 2024 dollars; the margins of error cannot tell the two periods apart. 10.8% of residents live below the poverty line.
| Measure | Oneida County | Idaho | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $74,954±$10,927 | $77,800 | no clear change |
| Mean household income | $88,643±$10,994 | $102,747 | – |
| Per capita income | $32,848±$3,942 | $38,952 | +$5,625 |
| People below the poverty line | 10.8%±3.3 pts | 10.6% | no clear change |
| Children under 18 below the poverty line | 9.7%±6.4 pts | 12.4% | – |
| Households receiving SNAP | 4.8%±2.6 pts | 7.6% | – |
| Households with a broadband subscription | 86.0%±4.2 pts | 91.9% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Oneida County?
Owners occupy 88.3% of Oneida County's occupied homes and renters 11.7%. The median owner-occupied home is valued at $272,000 by its owner (±$18,298). The median renter pays $859 a month including utilities, and 54.4% of renters pay 35% or more of their income on rent.
| Measure | Oneida County | Idaho | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $272,000±$18,298 | $418,600 | +$66,351 |
| Median gross rent | $859±$126 | $1,238 | no clear change |
| Renters paying 35% or more of income on rent | 54.4%±23.7 pts | 36.9% | no clear change |
| Median monthly owner costs, with a mortgage | $1,377±$115 | $1,687 | – |
| Owner-occupied homes | 88.3%±3.5 pts | 72.1% | +8.4 pts |
| Housing units | 2,101±13 | 795,014 | +102 |
| Homeowner vacancy rate | 0.0%±2.0 pts | 0.7% | – |
| Rental vacancy rate | 0.0%±14.4 pts | 3.9% | – |
| Single-family detached homes | 92.9%±2.7 pts | 73.8% | – |
| Mobile homes | 1.8%±1.3 pts | 6.9% | – |
| Built 2020 or later | 3.4%±2.2 pts | 3.9% | – |
| Built 1939 or earlier | 31.7%±5.8 pts | 7.9% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Oneida County building?
Builders took permits for 28 new housing units across Oneida County in 2025 (28 single-family), 5.5 per 1,000 residents.
Source: Building Permits Survey, annual county files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Oneida County get to work?
73.4% of Oneida County's workers drive alone and 15.5% work from home. The average trip to work takes 26.6 minutes.
| Measure | Oneida County | Idaho | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 62.5%±3.9 pts | 63.0% | – |
| Unemployment rate | 1.4%±1.3 pts | 3.7% | – |
| Drove alone to work | 73.4%±5.6 pts | 72.7% | – |
| Carpooled | 9.9%±3.5 pts | 8.9% | – |
| Public transportation | 0.3%±0.5 pts | 0.5% | – |
| Walked | 0.9%±0.9 pts | 2.6% | – |
| Worked from home | 15.5%±5.4 pts | 13.3% | +11.2 pts |
| Mean travel time to work | 26.6 min±4.5 | 21.6 min | no clear change |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What are Oneida County's census tracts?
Oneida County is a single census tract.
| Tract 960116071960100 | 4,768 | $74,954 |
|---|
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov
How does Oneida County compare with Idaho's other counties?
| Measure | Rank |
|---|---|
| Population | 38th of 44 |
| Growth 2020-2025 | 12th of 44 |
| Residents per square mile | 34th of 44 |
| Median household income | 12th of 44 |
| Median home value | 33rd of 44 |
| Median gross rent | 32nd of 44 |
| Poverty rate | 27th of 43 |
| Bachelor's degree or higher | 16th of 44 |
| Median age | 19th of 44 |
Source: PlainCities ranks from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Oneida County are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.