Residential delivery area · Idaho
ZIP Code 83221: Blackfoot, ID
ZIP code 83221 uses the postal name Blackfoot, Idaho and lies entirely in Bingham County (Census 2020 ZIP-county file). About 29,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $75,172 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Blackfoot (under 1%), Groveland (under 1%), Moreland (under 1%), Riverside (under 1%) and Rockford (under 1%), and 1% in smaller places; 97% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Blackfoot · its only residential ZIP
- County
- Bingham County
- Census places
- Blackfoot (under 1%); Groveland (under 1%) census-designated place; Moreland (under 1%) census-designated place; Riverside (under 1%) census-designated place
- Micro area
- Blackfoot, ID
- House district
- ID-2 119th Congress
- State
- Idaho
- Time zone
- Mountain
- Land area
- 725.6 sq mi · 40 people per sq mi
Where is ZIP code 83221?
83221 centers on 43.295°, -112.513° and covers 725.6 square miles of land plus 2.9 of water. It borders 6 ZIP codes: 83262, 83215, 83274, 83402, 83202, 83236.
The map draws ZIP code areas only. For the streets inside 83221, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 83221 compare with the rest of Bingham County?
| Measure | 83221 | In Bingham County | In ID |
|---|---|---|---|
| People (ACS 2020-2024) | 29,081 | 1st of 10 | 22nd of 279 |
| Median household income | $75k | 2nd of 4 | 54th of 126 |
| Median home value | $281k | 5th of 6 | 110th of 138 |
Its median household income is higher than in 55% of U.S. residential ZIP codes, and it is denser than 38% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 83221?
The 2020 Census counted 28,354 people in 83221; the ACS, which samples households over 2020-2024, estimates 29,081. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 29,081
- 2020 Census count
- 28,354
- Households
- 9,422
- Median age
- 34.2
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 83221?
Of the 29,081 people the ACS estimates in 83221, 29.0% are under 18 and 15.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (74.2%), then Hispanic or Latino (17.7%).
- Under 1829.0%
- 18 to 6455.7%
- 65 and older15.3%
- White, not Hispanic74.2%
- Hispanic or Latino17.7%
- Other or two or more7.5%
- Asian, not Hispanic0.4%
- Black, not Hispanic0.1%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 83221 earn?
Median household income is $75,172 (ACS 2020-2024), the 2nd highest of the 4 ranked ZIP codes in Bingham County.
- Median household income
- $75,172
- Income per person
- $30,504
- Below the poverty line
- 12.5%
- Unemployed (of the labor force)
- 5.9%
- Adults 25+ with a bachelor's degree
- 23.1%
- Adjusted gross income per tax return, 2022
- $67,69911,560 returns; wages 69% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 83221?
FHFA's house price index for 83221, built from repeat sales and appraisals of the same homes, rose 136% from 2015 to 2025 and rose 61% from 2020 to 2025, and moved +4.4% in 2025.
- Median home value (owners' estimate)
- $281,300
- Median gross rent
- $883
- Homes owned by their occupants
- 79.3%
- Housing units
- 10,242
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 83221?
676 business establishments had a location in this ZIP code in 2023, 77 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction131
- Health care and social assistance86
- Retail trade72
- Other services (except public administration)57
- Professional, scientific, and technical services55
- Transportation and warehousing44
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 83221?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 83262 | Pingree | 1,090 | $60k | 17.5 mi |
| 83215 | Atomic City | 15 | $41k | 18.2 mi |
| 83274 | Shelley | 11,699 | $93k | 21.2 mi |
| 83402 | Idaho Falls | 29,994 | $75k | 23.0 mi |
| 83202 | Pocatello | 24,513 | $70k | 23.8 mi |
| 83236 | Firth | 1,840 | $68k | 33.0 mi |
| 83277 | Springfield | 164 | $64k | 17.4 mi (near) |
| 83218 | Basalt | 569 | $79k | 17.6 mi (near) |
| 83203 | Fort Hall | 38 | – | 19.1 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.