County ZIP codes · Kansas · FIPS 20091
Johnson County, KS ZIP Codes
Johnson County, Kansas has 46 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 35 residential and 11 for PO boxes or a single organization. 32 of the residential ones lie mainly in Johnson County and 3 mainly in a neighboring county; 4 cross the county line. Median household income ranges from $75,129 in 66202 (Mission) to $190,000 in 66221 (Overland Park) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Johnson County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $93,651 and $143,393.
They carry 15 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 35 residential ZIP codes in Johnson County
32 ZIP codes lie mainly in Johnson County; 3 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 66062 | Olathe | 78,841 | 1,874 | $118k | $368k | 100% |
| 66061 | Olathe | 67,967 | 1,074 | $110k | $361k | 100% |
| 66212 | Overland Park | 32,917 | 4,331 | $82k | $305k | 100% |
| 66213 | Overland Park | 30,539 | 3,907 | $118k | $466k | 100% |
| 66030 | Gardner | 26,328 | 567 | $98k | $313k | 100% |
| 66215 | Lenexa | 25,960 | 3,194 | $88k | $339k | 100% |
| 66221 | Overland Park | 25,550 | 2,106 | $190k | $711k | 100% |
| 66216 | Shawnee | 24,881 | 3,151 | $112k | $353k | 100% |
| 66223 | Overland Park | 24,747 | 3,963 | $115k | $438k | 100% |
| 66208 | Prairie Village | 21,576 | 3,319 | $124k | $446k | 100% |
| 66209 | Leawood | 20,413 | 3,167 | $143k | $598k | 100% |
| 66210 | Overland Park | 20,347 | 3,362 | $96k | $373k | 100% |
| 66203 | Shawnee | 19,441 | 3,104 | $76k | $255k | 100% |
| 66204 | Overland Park | 17,948 | 3,624 | $76k | $269k | 100% |
| 66202 | Mission | 17,408 | 3,308 | $75k | $285k | 100% |
| 66226 | Shawnee | 16,219 | 1,407 | $174k | $416k | 100% |
| 66207 | Overland Park | 15,739 | 3,443 | $125k | $441k | 100% |
| 66205 | Mission | 14,032 | 3,759 | $102k | $361k | 100% |
| 66219 | Lenexa | 13,519 | 1,633 | $94k | $394k | 100% |
| 66224 | Overland Park | 12,683 | 1,903 | $188k | $652k | 100% |
| 66214 | Overland Park | 12,351 | 3,205 | $83k | $341k | 100% |
| 66206 | Leawood | 12,153 | 3,011 | $174k | $672k | 100% |
| 66085 | Stilwell | 11,486 | 475 | $153k | $538k | 100% |
| 66227 | Lenexa | 9,595 | 720 | $140k | $478k | 100% |
| 66218 | Shawnee | 8,820 | 842 | $169k | $437k | 100% |
| 66220 | Lenexa | 8,535 | 1,338 | $177k | $591k | 100% |
| 66018 | De Soto | 6,584 | 284 | $105k | $423k | 100% |
| 66211 | Leawood | 5,791 | 1,347 | $107k | $633k | 100% |
| 66217 | Shawnee | 5,468 | 726 | $94k | $456k | 100% |
| 66021 | Edgerton | 2,819 | 55 | $88k | $242k | 64% |
| 66031 | New Century | 655 | 201 | – | – | 100% |
| 66251 | Overland Park | 8 | 40 | – | – | 100% |
Partly in Johnson County
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).
Which ZIP codes cross the county line?
4 ZIP codes of Johnson County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Johnson | Elsewhere |
|---|---|---|
| 66083 | 43% | Miami County 57% |
| 66025 | 31% | Douglas County 69% |
| 66021 | 64% | Miami County 27%; Douglas County 9% |
| 66013 | 42% | Miami County 58% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Johnson County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Johnson County's ZIP codes use 2 prefixes: 660 and 662.
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.