| ZIP Codes: | 17 ZIP Codes (12 Standard, 4 PO Box, 1 Unique) [See All] |
| Area Code: | 913 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:12:16 PM |
| Population: | 170,306 [See All] |
| FIPS: | 20209 |
| CBSA: | Kansas City, MO-KS |
| Land Area: | 182 sq mi |
| Water Area: | 5 sq mi |
| Coordinates: | 39.0978, -94.6989 |
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170,306 residents live across 17 ZIPs covering 182 sq mi, served by 3 distinct USPS-recognized cities.
Population moved from 162,990 to 170,269 from 2014 to 2024 — a +4.5% change. 5 ZIPs gained residents, 5 lost (and 2 held flat).
The county's wealthiest ZIP 66109 (Kansas City, $102,593 median) and poorest ZIP 66105 (Kansas City, $34,397) are 11.6 miles apart — a 3.0× income gap across local geography.
Median home values vary 3.5× across this county — from $79,200 in 66105 (Kansas City) to $276,500 in 66012 (Bonner Springs).
Density varies 14× across the county — from 250 people/sq mi in 66012 (Bonner Springs) to 3,564 in 66101 (Kansas City).
Most of the decade's growth concentrated around Kansas City — top growth ZIPs averaged +15.0% over the past ten years ( 66109 , 66112 and 66104 ).
Educational attainment ranges from 12.0% bachelor's+ in 66104 (Kansas City) to 34.0% in 66109 (Kansas City) — the breadth of educational profiles across the area.
Within Kansas, this is the #4 most populous of 106 counties and ranks #71 for median household income .
Hosts 1 single-entity Unique ZIP: 66160Kansas University Med Center .
Weighted by population, the typical household earns about $66,864 across the county — reflecting what a typical resident sees, not a simple ZIP average.
21.5% of adults age 25+ hold a bachelor's degree or higher (23,273 of 108,235 reporting). The most-educated ZIPs cluster around Kansas City.
12 Standard delivery, 4 PO Box only, 1 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 66102 | Kansas City | Standard | 29,443 | $52,861 | 11.7 | -0.2% |
| 66109 | Kansas City | Standard | 28,355 | $102,593 | 46.5 | 27.5% |
| 66104 | Kansas City | Standard | 27,033 | $61,338 | 16.6 | 7.3% |
| 66106 | Kansas City | Standard | 24,245 | $61,331 | 18.9 | 0.4% |
| 66112 | Kansas City | Standard | 12,881 | $62,313 | 5.9 | 10.3% |
| 66103 | Kansas City | Standard | 12,730 | $52,479 | 4.9 | -5.7% |
| 66101 | Kansas City | Standard | 12,556 | $42,551 | 3.5 | -3.3% |
| 66012 | Bonner Springs | Standard | 10,425 | $97,873 | 41.7 | -4.8% |
| 66111 | Kansas City | Standard | 9,996 | $65,972 | 23.7 | -3.2% |
| 66105 | Kansas City | Standard | 2,605 | $34,397 | 3.0 | 5.4% |
| 66160 | Kansas City | Unique | 37 | — | 0.0 | — |
| 66118 | Kansas City | Standard | 0 | — | 0.9 | — |
| 66115 | Kansas City | Standard | 0 | — | 4.4 | — |
| 66117 | Kansas City | PO Box | — | — | 0.0 | — |
| 66113 | Edwardsville | PO Box | — | — | 0.3 | — |
| 66119 | Kansas City | PO Box | — | — | 0.0 | — |
| 66110 | Kansas City | PO Box | — | — | 0.0 | — |