County ProfileID
Kootenai County
Population: 171,362 · 14 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
171,362
People
Median age
40.9
Housing
Total households
71,172
Income
Median household income
$81,861
Housing
Total housing units
80,260
Employment
Employment rate
58.4%
Education
Bachelor’s degree or higher
30%
Healthcare
Insured population
90.6%
County details
Local time 01:24:41(MT)| Name | Kootenai |
|---|---|
| Total ZIP codes | 14total |
| ZIP codes (by type) | 12 Standard2 PO Box |
| Area code | 208, 986 |
| Timezone | Mountain Time (MT) |
| Coordinates | 47.6759605, -116.6958613 |
| Land area | 1,237.8 sq miles(3,205.9 km²) |
Map of Kootenai county, Idaho with ZIP codes
Cities and Communities in Kootenai County
Compare the largest cities in Kootenai County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.
| City | Population | Median incomeHousehold | ZIP codes |
|---|---|---|---|
| Coeur D Alene | 54,628 | $72,338 | 3ZIPs |
| Post Falls | 38,485 | $82,183 | 2ZIPs |
| Hayden | 15,570 | $82,958 | 1ZIPs |
| Rathdrum | 9,211 | $86,563 | 1ZIPs |
| Spirit Lake | 2,337 | $65,192 | 1ZIPs |
| Cataldo | 1,114 | — | 1ZIPs |
| Bayview | 764 | — | 1ZIPs |
| Athol | 709 | $70,250 | 1ZIPs |
| Worley | 253 | $45,536 | 1ZIPs |
| Harrison | 233 | $108,194 | 1ZIPs |
| Medimont | 173 | — | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Kootenai County
Review the most populated postal areas across Kootenai County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 83854 | Post Falls | $82,742 | 49,040 |
| 83815 | Coeur D Alene | $77,864 | 39,412 |
| 83814 | Coeur D Alene | $74,782 | 26,966 |
| 83835 | Hayden | $91,316 | 23,157 |
| 83858 | Rathdrum | $95,380 | 17,113 |
| 83801 | Athol | $71,108 | 7,501 |
| 83869 | Spirit Lake | $67,099 | 5,488 |
| 83876 | Worley | $60,729 | 1,670 |
| 83833 | Harrison | $81,568 | 1,492 |
| 83810 | Cataldo | $132,344 | 1,114 |
| 83803 | Bayview | $60,818 | 764 |
| 83842 | Medimont | $91,429 | 173 |
| 83816 | Coeur D Alene | — | — |
| 83877 | Post Falls | — | — |
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS