| ZIP Codes: | 17 ZIP Codes (12 Standard, 5 PO Box, 0 Unique) [See All] |
| Area Codes: | 816 / 975 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:12:45 PM |
| Population: | 108,768 [See All] |
| FIPS: | 29165 |
| CBSA: | Kansas City, MO-KS |
| Land Area: | 406 sq mi |
| Water Area: | 5 sq mi |
| Coordinates: | 39.3165, -94.7130 |
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108,768 residents live across 17 ZIPs covering 406 sq mi, served by 9 distinct USPS-recognized cities.
Population moved from 91,439 to 108,459 from 2014 to 2024 — a +18.6% change. 9 ZIPs gained residents, 3 lost (and 1 held flat).
The county's wealthiest ZIP 64152 (Kansas City, $114,688 median) and poorest ZIP 64150 (Riverside, $58,846) are 5.0 miles apart — a 1.9× income gap across local geography.
Median home values vary 1.8× across this county — from $213,100 in 64163 (Kansas City) to $394,000 in 64150 (Riverside).
Density varies 78× across the county — from 28 people/sq mi in 64439 (Dearborn) to 2,142 in 64151 (Kansas City).
Most of the decade's growth concentrated around Kansas City — top growth ZIPs averaged +54.2% over the past ten years ( 64163 , 64154 and 64150 ).
Educational attainment ranges from 18.9% bachelor's+ in 64444 (Edgerton) to 52.3% in 64152 (Kansas City) — the breadth of educational profiles across the area.
Within Missouri, this is the #11 most populous of 116 counties and ranks #4 for median household income with the #2 fastest decade growth .
Weighted by population, the typical household earns about $96,950 across the county — reflecting what a typical resident sees, not a simple ZIP average.
46.6% of adults age 25+ hold a bachelor's degree or higher (34,971 of 75,059 reporting). The most-educated ZIPs cluster around Kansas City.
12 Standard delivery, 5 PO Box only, 0 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 64152 | Kansas City | Standard | 31,545 | $114,688 | 30.5 | 16.1% |
| 64151 | Kansas City | Standard | 28,526 | $92,876 | 13.3 | 14.6% |
| 64079 | Platte City | Standard | 15,160 | $99,161 | 96.0 | 15.4% |
| 64154 | Kansas City | Standard | 13,851 | $86,213 | 12.8 | 41.8% |
| 64153 | Kansas City | Standard | 6,653 | $82,964 | 37.3 | 27.1% |
| 64150 | Riverside | Standard | 4,463 | $58,846 | 5.9 | 40.5% |
| 64098 | Weston | Standard | 3,311 | $92,661 | 74.4 | 19.8% |
| 64439 | Dearborn | Standard | 1,537 | $91,136 | 55.6 | -10.5% |
| 64163 | Kansas City | Standard | 1,181 | $59,511 | 9.4 | 80.3% |
| 64444 | Edgerton | Standard | 1,043 | $68,482 | 32.6 | -37.7% |
| 64018 | Camden Point | Standard | 981 | $110,750 | 21.6 | 10.2% |
| 64028 | Farley | PO Box | 309 | $124,375 | 0.4 | — |
| 64164 | Kansas City | Standard | 208 | $145,208 | 9.5 | -40.2% |
| 64092 | Waldron | PO Box | 0 | — | 6.6 | — |
| 64168 | Kansas City | PO Box | — | — | 0.0 | — |
| 64190 | Kansas City | PO Box | — | — | 0.0 | — |
| 64195 | Kansas City | PO Box | — | — | 0.0 | — |