Zip Code 83221
Blackfoot, Idaho — Bingham County
📍 ZIP code 83221 is in Blackfoot, Bingham County, Idaho.
ZIP code 83221 is located in Blackfoot, Bingham County, Idaho. It is a zip code in the Mountain (MST/MDT) Time Zone with an estimated population of 29,244. The area code for ZIP code 83221 is 208.
Quick Answer
Zip code 83221 is in Blackfoot, Idaho (Bingham County). It has a population of 29,244, median household income of $77,889, and median home value of $250,200.
Population
29,244
Income
$77,889
Home Value
$250,200
Climate
87°F / 17°F
About Zip Code 83221
Zip code 83221 is located in Blackfoot, Idaho, within Bingham County. Home to approximately 29,244 residents, this area sits at an elevation of 4650 ft and falls within the Mountain (MST/MDT) timezone. The local area code is 208.
The median household income is $77,889 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $250,200, and the cost of living index is 86 (14% below the national average of 100).
Summers average a high of 87°F while winters drop to 17°F. The area receives about 12 in of rain and 15 in of snow annually. The zip code covers 804.4 square miles of land area and 2.8 square miles of water.
Key Statistics
29,244
$77,889
$250,200
Mountain (MST/MDT)
208
4650 ft
804.4 sq mi
34
9,985
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Compare With Nearby Zip Codes
| Metric | 83221 | 83215 | 83262 | 83277 | 83218 | 83203 |
|---|---|---|---|---|---|---|
| City | Blackfoot, ID | Blackfoot, ID | Pingree, ID | Pingree, ID | Basalt, ID | Fort Hall, ID |
| Population | 29,244 | 14 | 989 | 169 | 520 | 41 |
| Median Income | $77,889 | $39,375 | $77,875 | $67,969 | $71,500 | $0 |
| Home Value | $250,200 | $0 | $193,600 | $194,400 | $267,900 | $0 |
| Cost of Living | 86 | 100 | 77 | 91 | 79 | 100 |
| Median Age | 34 | 55.5 | 42.8 | 33.6 | 36.7 | 48.5 |
Cost of Living
100 = National Average. Blackfoot's cost of living is 14% below the national average.
vs. State Avg
Below
Affordability
Affordable
Income-to-Home
3.2x
Demographics
Zip code 83221 has a population of 29,244 people with a median age of 34. There are 9,985 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Blackfoot (83221) population trend from 2010 to 2024
↓ -0.5%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
87°F
17°F
12 in
15 in
Blackfoot experiences warm summers with average highs around 87°F. Winters are cold with lows averaging 17°F. The area receives about 15 in of snow per year.
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Housing & Economy
Median Home Value
$250,200
Median Household Income
$77,889
With 9,985 housing units across 804.4 square miles, 83221 has a housing density of 12 units per square mile. The home price-to-income ratio is 3.2x.
Location & Geography
Latitude
43.3241°
Longitude
-112.5520°
Land Area
804.4 sq mi
Water Area
2.8 sq mi
Nearby Zip Codes
Zip codes closest to 83221 (Blackfoot, ID) with distances:
All Zip Codes in Blackfoot, ID
Other zip codes serving Blackfoot:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 83221's $77,889. A way to compare Blackfoot to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 83221 (Blackfoot, ID). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Blackfoot, Idaho?
Blackfoot, Idaho uses zip code 83221 along with 1 other zip codes.
What county is zip code 83221 in?
Zip code 83221 is located in Bingham County, Idaho.
What is the population of zip code 83221?
The population of zip code 83221 is 29,244 with a median age of 34.
Is 83221 in Blackfoot, Idaho?
Yes, zip code 83221 is in Blackfoot, Bingham County, Idaho. The area code is 208.
Frequently Asked Questions
What city is zip code 83221 in?
Zip code 83221 is in Blackfoot, Idaho. It is part of Bingham County and uses the Mountain (MST/MDT) timezone.
What is zip code 83221?
Zip code 83221 is a U.S. postal code in Blackfoot, Idaho (Bingham County). It has a population of 29,244 and covers 804.4 square miles.
What is the population of zip code 83221?
The population of zip code 83221 (Blackfoot, ID) is 29,244 with a median age of 34. There are approximately 9,985 housing units in this area.
What is the median income in zip code 83221?
The median household income in zip code 83221 (Blackfoot, ID) is $77,889 per year. The cost of living index is 86 (100 = national average).
What is the average home price in zip code 83221?
The median home value in zip code 83221 (Blackfoot, ID) is $250,200. The cost of living index is 86 compared to the national average of 100.
What county is zip code 83221 in?
Zip code 83221 is located in Bingham County, Idaho. The primary city is Blackfoot.
What is the area code for zip code 83221?
Zip code 83221 in Blackfoot, ID uses area code 208. It is located in the Mountain (MST/MDT) timezone.
Is zip code 83221 a good place to live?
Zip code 83221 (Blackfoot, ID) has a cost of living index of 86 (100 = national average), a median household income of $77,889, and median home values of $250,200. The median age is 34. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 83221?
The cost of living index for zip code 83221 (Blackfoot, ID) is 86, where 100 represents the national average. This area is below the national average. Median home value: $250,200.
What schools serve zip code 83221?
Zip code 83221 in Blackfoot, Idaho is served by the local school district of Bingham County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.