Kootenai County, Idaho ZIP codes
13 ZIP codes are in Kootenai County, plus 2 that cross in from neighboring counties. It's part of the Coeur d'Alene, ID metro area.
- ZIP codes
- 13
- Population in these ZIPs
- 184,228
- Avg. median income
- $82,300population-weighted
- Cities & towns
- 10
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Kootenai County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 83801 | Athol | 7,553 | $71,108 | $800,400 |
| 83810 | Cataldo | 1,412 | $132,344 | $566,800 |
| 83814 | Coeur d'Alene | 26,059 | $74,782 | $739,000 |
| 83815 | Coeur d'Alene | 41,405 | $77,864 | $565,500 |
| 83816 PO Box | Coeur d'Alene | — | — | — |
| 83833 | Harrison | 1,365 | $81,568 | $986,500 |
| 83835 | Hayden | 24,238 | $91,316 | $662,900 |
| 83842 | Medimont | 141 | $91,429 | $625,000 |
| 83854 | Post Falls | 54,851 | $82,742 | $536,200 |
| 83858 | Rathdrum | 20,137 | $95,380 | $582,700 |
| 83869 | Spirit Lake | 5,504 | $67,099 | $604,400 |
| 83876 | Worley | 1,563 | $60,729 | $841,400 |
| 83877 PO Box | Post Falls | — | — | — |
ZIP codes partly in Kootenai County
These ZIP codes are mostly in a neighboring county but cover part of Kootenai County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 83803 | Bayview | Bonner County | 650 | $60,818 | $504,800 |
| 83861 | Saint Maries | Benewah County | 7,275 | $65,508 | $358,700 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Kootenai County
Nearby counties
Frequently asked questions
How many ZIP codes are in Kootenai County, Idaho?
13 ZIP codes are mainly in Kootenai County, and 2 more ZIP codes from neighboring areas reach partly into it.
What cities are in Kootenai County?
ZIP codes in Kootenai County use the city names Athol, Cataldo, Coeur d'Alene, Harrison, Hayden, Medimont, Post Falls, Rathdrum, Spirit Lake and Worley.
What metro area is Kootenai County in?
Kootenai County is part of the Coeur d'Alene, ID metropolitan statistical area.