County · Idaho
Bannock County, Idaho
Bannock County, Idaho. Bannock County had 91,591 residents in 2025 by the Census Bureau's estimate, up 5.2% since 2020, slower than Idaho (+10.4%). It holds 9 places (7 cities, villages and boroughs and 2 census-designated) and 24 census tracts. GEOID 16005.
Bannock County is the county of the Pocatello, ID metropolitan statistical area (the Census Bureau's July 2023 delineation).
Residents, July 2025 estimate
91,591
Census Bureau estimate (no margin published)
2020 Census count: 87,018 · ACS 2020-2024: 89,454
Median household income
$66,499
±$2,577 (90% margin)
Idaho: $77,800
Median home value
$300,700
±$8,267 (90% margin)
Idaho: $418,600
Median gross rent
$960
±$32 (90% margin)
Idaho: $1,238
How many people live in Bannock County, and is it growing?
The 2020 Census counted 87,018 residents in Bannock County. The Census Bureau estimates 91,591 for July 1, 2025, up 5.2% since 2020, slower than Idaho (+10.4%). The 2020-2024 American Community Survey puts the population at 89,454 over 1,112 square miles of land.
| Measure | Bannock County | Idaho | Change since 2015-2019 |
|---|---|---|---|
| Total population | 89,454 | 1,934,262 | +3,689 |
| Households | 33,590±404 | 713,005 | +2,435 |
| Average household size | 2.58±0.03 | 2.64 | −0.10 |
| Housing units | 36,168±93 | 795,014 | +1,889 |
Bannock County's population since 2000
From 75,565 in 2000 to 91,591 in 2025: up 21.2%. 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 Bannock County?
Bannock County holds 9 places: 7 cities, villages and boroughs (incorporated places) and 2 census-designated places. The largest is Pocatello with 58,771 residents (2025 estimate). Places that cross a county line are listed with the share of their 2020 residents who live in this county.
| Pocatello | 56,320 | $60,418 |
|---|---|---|
| Chubbuck | 15,570 | $82,977 |
| Fort Hall | 3,195 | $44,514 |
| Tyhee | 1,130 | $93,125 |
| McCammon | 825 | $66,250 |
| InkomGEOID 1640330 | 792 | $85,625 |
| Downey | 571 | $56,667 |
| Lava Hot Springs | 358 | not published |
| Arimo | 354 | $67,857 |
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 Bannock County?
The median resident of Bannock County is 35.2 years old; 25.1% are under 18 and 15.3% are 65 or older. The largest group is non-Hispanic white residents at 80.3%, then Hispanic or Latino residents (of any race) at 9.9%. 3.4% of residents were born outside the United States.
| Measure | Bannock County | Idaho | Change since 2015-2019 |
|---|---|---|---|
| Median age | 35.2±0.2 | 37.3 | +1.4 |
| Under 18 years | 25.1%±0.1 pts | 24.1% | – |
| 65 years and over | 15.3%±0.1 pts | 17.0% | – |
| Hispanic or Latino (any race) | 9.9% | 13.6% | +1.3 pts |
| White alone, not Hispanic | 80.3%±0.8 pts | 78.6% | −3.4 pts |
| Black or African American alone, not Hispanic | 0.8%±0.2 pts | 0.7% | no clear change |
| Asian alone, not Hispanic | 1.5%±0.3 pts | 1.3% | no clear change |
| American Indian and Alaska Native alone, not Hispanic | 2.1%±0.3 pts | 0.7% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.3%±0.1 pts | 0.1% | – |
| Two or more races, not Hispanic | 4.1%±0.5 pts | 4.2% | – |
| Some other race alone, not Hispanic | 1.0%±0.8 pts | 0.6% | – |
| Born outside the United States | 3.4%±0.5 pts | 5.9% | no clear change |
| Speak a language other than English at home (age 5+) | 6.1%±0.7 pts | 11.0% | – |
| Civilian veterans (age 18+) | 6.9%±0.6 pts | 8.0% | – |
| With a disability | 16.1%±1.0 pts | 14.1% | – |
| No health insurance coverage | 6.5%±0.7 pts | 9.1% | −2.3 pts |
| High school graduate or higher (age 25+) | 93.7%±0.8 pts | 91.9% | – |
| Bachelor's degree or higher (age 25+) | 30.6%±1.5 pts | 31.8% | +2.8 pts |
| Graduate or professional degree (age 25+) | 11.2%±0.8 pts | 10.5% | – |
| Moved from another state in the past year | 3.4%±0.7 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 Bannock County earn?
Half of Bannock County's 33,590 households earn less than $66,499 a year (±$2,577), against $77,800 in Idaho. In 2015-2019 it was $63,669 in 2024 dollars; the margins of error cannot tell the two periods apart. 12.3% of residents live below the poverty line.
| Measure | Bannock County | Idaho | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $66,499±$2,577 | $77,800 | no clear change |
| Mean household income | $87,434±$3,140 | $102,747 | – |
| Per capita income | $33,866±$1,202 | $38,952 | +$3,005 |
| People below the poverty line | 12.3%±1.2 pts | 10.6% | −4.1 pts |
| Children under 18 below the poverty line | 14.0%±3.0 pts | 12.4% | −4.7 pts |
| Households receiving SNAP | 14.6%±1.6 pts | 7.6% | – |
| Households with a broadband subscription | 88.7%±1.3 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 Bannock County?
Owners occupy 69.5% of Bannock County's occupied homes and renters 30.5%. The median owner-occupied home is valued at $300,700 by its owner (±$8,267). The median renter pays $960 a month including utilities, and 41.7% of renters pay 35% or more of their income on rent.
| Measure | Bannock County | Idaho | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $300,700±$8,267 | $418,600 | +$103,789 |
| Median gross rent | $960±$32 | $1,238 | +$110 |
| Renters paying 35% or more of income on rent | 41.7%±4.5 pts | 36.9% | no clear change |
| Median monthly owner costs, with a mortgage | $1,458±$39 | $1,687 | – |
| Owner-occupied homes | 69.5%±2.0 pts | 72.1% | no clear change |
| Housing units | 36,168±93 | 795,014 | +1,889 |
| Homeowner vacancy rate | 0.8%±0.5 pts | 0.7% | – |
| Rental vacancy rate | 4.7%±1.7 pts | 3.9% | – |
| Single-family detached homes | 67.3%±1.7 pts | 73.8% | – |
| Mobile homes | 7.3%±1.0 pts | 6.9% | – |
| Built 2020 or later | 2.3%±0.6 pts | 3.9% | – |
| Built 1939 or earlier | 10.0%±1.0 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 Bannock County building?
Builders took permits for 592 new housing units across Bannock County in 2025 (297 single-family), 6.5 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 Bannock County get to work?
74.9% of Bannock County's workers drive alone and 11.4% work from home. The average trip to work takes 17.6 minutes. The unemployment rate in 2020-2024 averaged 4.3%.
| Measure | Bannock County | Idaho | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 63.1%±1.1 pts | 63.0% | – |
| Unemployment rate | 4.3%±0.9 pts | 3.7% | no clear change |
| Drove alone to work | 74.9%±1.9 pts | 72.7% | – |
| Carpooled | 8.8%±1.2 pts | 8.9% | – |
| Public transportation | 1.1%±0.4 pts | 0.5% | – |
| Walked | 2.1%±0.5 pts | 2.6% | – |
| Worked from home | 11.4%±1.3 pts | 13.3% | +6.7 pts |
| Mean travel time to work | 17.6 min±0.8 | 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 Bannock County's census tracts?
Bannock County is divided into 24 census tracts. Among those with a reliable estimate, median household income runs from $28,071 (Tract 8) to $124,125 (Tract 11.04).
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov
How does Bannock County compare with Idaho's other counties?
| Measure | Rank |
|---|---|
| Population | 6th of 44 |
| Growth 2020-2025 | 35th of 44 |
| Residents per square mile | 5th of 44 |
| Median household income | 26th of 44 |
| Median home value | 27th of 44 |
| Median gross rent | 19th of 44 |
| Poverty rate | 17th of 43 |
| Bachelor's degree or higher | 10th of 44 |
| Median age | 31st 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 Bannock 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.