Zip Code 66221 — Overland Park, KS
66221 is a ZIP Code associated with Overland Park, KS, located within Johnson. The postal region supports an estimated population of 25,550 residents across Data Pending housing units, with a population density of 812.9 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (38.847860, -94.714370)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 66221 |
| Primary City | Overland Park |
| State / Province | KS |
| County | Johnson |
| Total Population | 25,550 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 812.9 people/sq mi |
| Timezone | America/Chicago |
How 66221 Compares
| Metric | ZIP 66221 | Johnson County | KS State Average |
|---|
| Population | 25,550 | 611,320 | 2,947,026 |
| Median Income | Data Pending | N/A | N/A |
| Population Density | 812.9 /sq mi | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →