Zip code 83731: Boise, Idaho
This zip has no delivery boundary. The map shows its post office location and nearby zip codes.
About 83731
83731 is a non-residential zip code for Boise, Idaho (Ada County). It has no delivery area of its own, so the Census Bureau doesn't publish population or housing figures for it. Codes like this are usually assigned to post office boxes, or to a single organization such as a university, hospital, government agency or large company that gets enough mail to need its own zip code.
For a picture of the people who live around 83731, see the residential zip codes in the nearby list below.
Geography
- City (USPS)
- Boise
- State
- Idaho
- County
- Ada County
- Center point
- 43.4599° N, 116.2440° W
- Time zone
- Mountain Time (UTC-7, UTC-6 in summer)
- Zip type
- PO box or unique zip
Zip codes near 83731
| Zip | City | Distance | IncomeMedian income |
|---|---|---|---|
| 83708 | Boise, ID · PO box | 0 mi | — |
| 83711 | Boise, ID · PO box | 0 mi | — |
| 83715 | Boise, ID · PO box | 0 mi | — |
| 83717 | Boise, ID · PO box | 0 mi | — |
| 83719 | Boise, ID · PO box | 0 mi | — |
| 83722 | Boise, ID · PO box | 0 mi | — |
| 83726 | Boise, ID · PO box | 0 mi | — |
| 83729 | Boise, ID · PO box | 0 mi | — |
| 83732 | Boise, ID · PO box | 0 mi | — |
| 83756 | Boise, ID · PO box | 0 mi | — |
| 83634 | Kuna, ID | 4.3 mi | $97,171 |
| 83709 | Boise, ID | 6.5 mi | $92,786 |
Questions about 83731
What city is zip code 83731?
83731 is assigned to Boise, Idaho. The city name is the one the Postal Service prefers for mail addressed to this zip code.
What county is 83731 in?
83731 is in Ada County, Idaho.
What time zone is 83731 in?
83731 is in Mountain Time.
What zip codes are near 83731?
The closest zip codes to 83731 are 83708, 83711, 83715, 83717, 83719.
Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 83731, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.