Bannock County GIS Maps
Bannock County, Idaho, has 87,018 residents and covers 1,112.5 square miles. The population grew 5% between the 2010 and 2020 census. More residents moved in than left over that decade. The FIPS code for Bannock County is 16005.
Pocatello is the county's largest population center. Bannock County also includes 9 zip codes, 4 public school districts and 15 municipalities. Those boundaries help explain why population, schools, and housing can look different from one part of the county to another. The map below shows how those county lines, zip codes, and school districts fit together, and the sections that follow use that same geography to show population, demographics, school enrollment and housing patterns in more detail.
Maps, GIS layers and sample data. Paid packages add full layers, analytics and database files.
Bannock County Trends
- Population
- 87,018▴
- Median Home Value
- $267,200▴
- K-12 Enrollment
- 13,858▾
County analytics dashboards with historical trends & projections included in package downloads.
Free starter access previews county maps, lightweight GIS, and sample data. Paid packages unlock full GIS layers, analytics, and database files.
Bannock County Maps
The maps below show a few of the county map styles included in our downloads. County packages include map exports in JPEG, PNG, SVG, PDF and GeoTIFF formats plus more than 20 GIS layers for mapping, research and analysis. Available layers include zip codes, area codes, subdivisions, school districts, political boundaries, roads, water features, points of interest and more.
County packages also include historical county demographics, business intelligence, analytical dashboards, AI-ready prompts, markdown files and related reference data. Everything is organized to save hours of manual work collecting current data, cleaning it and joining it together. That makes it easier to move faster on analytics, due diligence, business planning and location research. Paid packages are built for commercial use, but some package contents include source-specific attribution or notice guidance. Review Licensing & Data Source Notices.
Bannock County Population
Bannock County had 87,018 residents in 2020. That was 5% higher than in 2010. Bannock County added 11,453 people between 2000 and 2020, which points to steady long-term growth. The county is fairly spread out, with about 78 people per square mile. Some of the county's most populated postal areas include Pocatello, Pocatello and Inkom.
Population Trend in Bannock County ID
Bannock County Population per 2000, 2010 and 2020 census counts with a baseline 2030 projection.
Bannock County Zip Codes
Bannock County has 9 zip codes. Some of the county's most populated zip codes include Pocatello (83201), Pocatello (83202) and Inkom (83245). Pocatello is the largest zip by population, with about 38,921 residents or 45% of the county total. Together, the three largest zips account for about 75% of all county residents based on 2020 population estimates.
Most Populated Zip Codes in Bannock County ID
| ZIP | Area | Population | Trend |
|---|---|---|---|
| 83201 | Pocatello | 38,921 | ▴ 4.6% |
| 83202 | Pocatello | 24,441 | ▴ 13.1% |
| 83245 | Inkom | 2,266 | ▴ 0.4% |
| 83250 | Mccammon | 1,796 | ▴ 9.7% |
| 83234 | Downey | 1,127 | ▾ -7.1% |
| Download all zip code data | |||
Bannock County Zip Code populations and trends per most recent census data.
Bannock County Demographics
Bannock County has a median age of 35, which makes the county a little younger than Idaho overall. About 25.4% of residents are under 18, while 15% are 65 or older. That gives the county a fairly even mix of younger families and older adults. The largest age group is 25 to 44 at about 33.1% of the population, which points to a solid working-age base. About 30.2% of adults have a bachelor's degree or higher, above the statewide figure of 31.2%. The county is majority White by population, with Hispanic, Asian, Black and multiracial residents making up a meaningful share of the local mix.
Key Demographics for Bannock County ID
Median Age
35
Under 18
25.4%
Age 65+
15%
Bachelor's+
30.2%
Bannock County School Districts
Bannock County is served by 4 public school districts with 13,858 students enrolled in 2024. The largest districts on the county map are Pocatello 25, Marsh Valley Joint 21 and West Side Joint 202. Those three districts account for about 96% of public school enrollment in the map area. Total enrollment has stayed fairly steady in recent years, but it is slightly lower than it was in 2017.
Largest School Districts by Enrollment in Bannock County ID
| District | Enrollment | Share | Trend |
|---|---|---|---|
| Pocatello School District 25 | 11,448 | 82.6% | ▾ -3.9% |
| Marsh Valley Joint School District 21 | 1,064 | 7.7% | ▾ -11.7% |
| West Side Joint School District 202 | 798 | 5.8% | ▾ -0.9% |
| Grace Joint School District 148 | 548 | 4% | ▴ 6% |
| Download all school district data | |||
Bannock County school district enrollment and trends per most recent NCES reporting data.
Bannock County Housing & Real Estate
Bannock County has a median home value of $267,200 and a median gross rent of $879. About 69% of occupied homes in the county are owner-occupied, so the local housing market leans heavily toward ownership. Home values run below the Idaho median, while rents come in below the state average. In March 2026, the median listing price was $399,450 and homes spent about 56 days on the market.
Bannock County Housing Mix
Bannock County housing mix: owner, renter and vacant units.
Bannock County Housing Trends
Bannock County median home value and rent trend (last 5 years).
Businesses in Bannock County, ID
Bannock County has 3,776 business listings across 656 categories. The largest categories in Bannock County business listings are Churches & Religious Organizations (77, 2.0%), Real Estate Agents (58, 1.5%), and Beauty Salons (55, 1.5%). The full Bannock County business listings dataset includes names, categories, addresses and contact details where available. Bannock County packages also include U.S. Census County Business Patterns data with establishment counts, employment and payroll by industry sector.
Top Business Categories in Bannock County, ID
| Category | Businesses | Share |
|---|---|---|
| Churches & Religious Organizations | 77 | 2.0% |
| Real Estate Agents | 58 | 1.5% |
| Beauty Salons | 55 | 1.5% |
| Gas Stations | 55 | 1.5% |
| Parks & Recreation | 53 | 1.4% |
| Insurance Agencies | 51 | 1.4% |
| Contractors | 42 | 1.1% |
| Auto Repair | 38 | 1.0% |
| Counseling And Mental Health | 37 | 1.0% |
| Hair Salons | 36 | 1.0% |
Bannock County Business Listings
| Business | Category | City |
|---|---|---|
| Moonlight Mountain Recovery & Mental Health | Abuse And Addiction Treatment | Pocatello |
| Idaho State University Bookstore | Academic Bookstore | Pocatello |
| Greystone Manor | Accommodation | Lava Hot Springs |
| Cooper Norman | Accountant | Pocatello |
| The Reaper's Den | Active Life | Pocatello |
| Stillwaters Acupuncture and Chinese Herbal Clinic | Acupuncture | Pocatello |
| Addiction Rehab Pocatello | Addiction Rehabilitation Center | Pocatello |
| Adam & Eve Stores | Adult Entertainment | Pocatello |
| Tee Pee Advertising Company | Advertising Agency | Pocatello |
| Mountain West Equipment | Agricultural Service | Chubbuck |
| Download Bannock County business listings | ||
Bannock County business listings sourced from Overture Maps. Includes locations with a high level of confidence.
Bannock County Basemaps
Bannock County map and data packages include a set of useful basemaps to help you get started quickly. These include a custom light grey canvas, USGS topo, imagery and other reference layers that make it easier to build clear, meaningful county maps using the included GIS layers, your own data or both. Pre-rendered map tiles for the light grey basemap are included so you can use them offline or host them on your own CDN.
Get the Full Bannock County Data Package
This page shows a preview of what's included in the Bannock County data package. The full package gives you a ready-to-use county data system with GIS layers, historical data, maps, database files and planning tools that save hours of manual data gathering, cleanup and joins. Everything is organized to help you skip data wrangling and start analysis faster.
- 20+ GIS layers for zip codes, school districts, roads, water, boundaries and more
- Historical county demographics, housing, income and trend data
- ZIP code population files and school district enrollment history
- Database files, markdowns, AI-ready prompts and documentation
- Map exports in PNG, JPEG, PDF, SVG and GeoTIFF formats
- Offline-ready data explorer, map and analytics tools
Paid packages support commercial use, client work, and derived outputs. Some package contents may include source-specific attribution or provider notices. See Licensing & Data Source Notices.
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Nearby Counties
Browse county data pages for the counties that border Bannock County. These nearby pages include the same mix of county maps, demographic summaries, school district context, housing trends and package links.