Leavenworth County, Kansas ZIP codes
8 ZIP codes are in Leavenworth County, plus 5 that cross in from neighboring counties. It's part of the Kansas City, MO-KS metro area.
- ZIP codes
- 8
- Population in these ZIPs
- 89,552
- Avg. median income
- $90,800population-weighted
- Cities & towns
- 8
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Leavenworth County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 66007 | Basehor | 10,150 | $121,266 | $448,600 |
| 66012 | Bonner Springs | 10,425 | $97,873 | $348,200 |
| 66020 | Easton | 1,809 | $78,594 | $416,200 |
| 66027 | Fort Leavenworth | 7,365 | $102,208 | — |
| 66043 | Lansing | 11,056 | $103,060 | $325,700 |
| 66048 | Leavenworth | 35,717 | $72,734 | $261,800 |
| 66052 | Linwood | 2,090 | $82,411 | $457,800 |
| 66086 | Tonganoxie | 10,940 | $98,318 | $377,300 |
ZIP codes partly in Leavenworth County
These ZIP codes are mostly in a neighboring county but cover part of Leavenworth County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 66002 | Atchison | Atchison County | 13,276 | $61,364 | $173,200 |
| 66044 | Lawrence | Douglas County | 28,820 | $55,955 | $278,200 |
| 66054 | Mc Louth | Jefferson County | 2,777 | $98,214 | $357,600 |
| 66097 | Winchester | Jefferson County | 995 | $66,369 | $263,900 |
| 66109 | Kansas City | Wyandotte County | 28,355 | $102,593 | $331,400 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Leavenworth County
Nearby counties
Frequently asked questions
How many ZIP codes are in Leavenworth County, Kansas?
8 ZIP codes are mainly in Leavenworth County, and 5 more ZIP codes from neighboring areas reach partly into it.
What cities are in Leavenworth County?
ZIP codes in Leavenworth County use the city names Basehor, Bonner Springs, Easton, Fort Leavenworth, Lansing, Leavenworth, Linwood and Tonganoxie.
What metro area is Leavenworth County in?
Leavenworth County is part of the Kansas City, MO-KS metropolitan statistical area.