Smith County, Kansas ZIP codes
7 ZIP codes are in Smith County, plus 3 that cross in from neighboring counties.
- ZIP codes
- 7
- Population in these ZIPs
- 3,702
- Avg. median income
- $59,700population-weighted
- Cities & towns
- 7
Loading map…
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Smith County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 66932 | Athol | 162 | — | $97,000 |
| 66951 | Kensington | 920 | $66,875 | $128,300 |
| 66952 | Lebanon | 401 | $52,188 | $68,900 |
| 66967 | Smith Center | 1,913 | $56,726 | $110,100 |
| 67474 | Portis | 110 | $81,250 | — |
| 67628 | Cedar | 126 | — | — |
| 67638 | Gaylord | 70 | $57,083 | $63,300 |
ZIP codes partly in Smith County
These ZIP codes are mostly in a neighboring county but cover part of Smith County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 67430 | Cawker City | Jewell County | 468 | $50,833 | $105,400 |
| 67437 | Downs | Osborne County | 971 | $64,271 | $91,100 |
| 67623 | Alton | Osborne County | 228 | $102,933 | $79,400 |
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 Smith County
Nearby counties
Frequently asked questions
How many ZIP codes are in Smith County, Kansas?
7 ZIP codes are mainly in Smith County, and 3 more ZIP codes from neighboring areas reach partly into it.
What cities are in Smith County?
ZIP codes in Smith County use the city names Athol, Cedar, Gaylord, Kensington, Lebanon, Portis and Smith Center.