City ZIP codes · Idaho
Boise, ID ZIP Codes
28 ZIP codes use the postal name Boise, Idaho (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 11 residential and 17 for PO boxes or a single organization. Median household income runs from $64,731 in 83705 to $128,822 in 83716, 2.0 times as much (Census Bureau, ACS 2020-2024). Boise's most populous ZIP code is 83709, with 58,928 people (ACS 2020-2024); 0% of its land is in the city of Boise.
- ACS2020-24
- Census2020
- GeoNames2026
Where are Boise's ZIP codes?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are Boise's ZIP codes?
The highest median household income is in 83716 ($128,822), the lowest in 83705 ($64,731). Home values run from $388,000 in 83704 to $859,000 in 83712.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013, B25077, B01003).
All 11 residential ZIP codes of Boise
| County | |||||
|---|---|---|---|---|---|
| 83709 | Ada County | 58,928 | 1,749 | $93k | $474k |
| 83704 | Ada County | 42,719 | 4,881 | $73k | $388k |
| 83706 | Ada County | 35,524 | 4,781 | $83k | $538k |
| 83713 | Ada County | 31,549 | 4,778 | $91k | $454k |
| 83705 | Ada County | 26,830 | 1,655 | $65k | $416k |
| 83702 | Ada County | 24,163 | 771 | $86k | $777k |
| 83716 | Elmore County | 21,402 | 21 | $129k | $611k |
| 83703 | Ada County | 17,583 | 2,162 | $77k | $508k |
| 83712 | Ada County | 9,071 | 395 | $106k | $859k |
| 83720 | Ada County | no residents | 0 | – | – |
| 83725 | Ada County | no residents | 0 | – | – |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; 2023 Gazetteer land areas (2020 ZCTAs); town names from simplemaps US ZIP Codes (CC BY 4.0) and GeoNames (CC BY 4.0).
PO Box and single-organization ZIP codes in Boise
17 ZIP codes named Boise have no residential delivery area: post office boxes, or one organization (a large employer, an agency, a university) with its own code. The Census Bureau publishes no figures for them.
| ZIP | County |
|---|---|
| 83701 | Ada County |
| 83707 | Ada County |
| 83708 | Ada County |
| 83711 | Ada County |
| 83715 | Ada County |
| 83717 | Ada County |
| 83719 | Ada County |
| 83722 | Ada County |
| 83724 | Ada County |
| 83726 | Ada County |
| 83728 | Ada County |
| 83729 | Ada County |
| 83731 | Ada County |
| 83732 | Ada County |
| 83735 | Ada County |
| 83756 | Ada County |
| 83799 | Ada County |
Source: GeoNames postal codes (CC BY 4.0); a ZIP code with no Census ZCTA has no residential delivery area.
Which counties do Boise's ZIP codes reach?
Boise's residential ZIP codes lie in 3 counties: Ada County (10 ZIP codes mainly there), Boise County (part of a ZIP code), Elmore County (1 ZIP code mainly there).
Which places do Boise's ZIP codes cover?
A postal name is not a city limit. By the Census Bureau's places, Boise's residential ZIP codes cover 2 other places, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:
Source: U.S. Census Bureau, 2020 ZCTA-to-place relationship file (shares of land).
Which first three digits do Boise's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Boise starts with 837.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 837 | Boise, ID (SCF 836) | 28 | 29 |
28 of the 29 ZIP codes that start with 837 are Boise's, all sorted at Boise, ID (SCF 836). The other one is 83714 (Garden City).
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.