ZIP codes in La Plata County
8 ZIPs touch La Plata County, Colorado. The blue dashed line is the county border; orange ZIPs reach into it.
8
ZIP codes
4
cross the county line
61,527
people in these ZIPs
64
counties in CO
Most people
La Plata County ZIP list
More counties in Colorado
- Hinsdale County3
- Huerfano County4
- Jackson County4
- Jefferson County41
- Kiowa County6
- Kit Carson County6
- Lake County3
- Larimer County30
- Las Animas County12
- Lincoln County11
- Logan County9
- Mesa County20
Questions people actually ask
How many ZIP codes are in La Plata County, Colorado?
8 ZIP codes reach into La Plata County, including 2 PO Box or single-address ZIPs placed by the town they serve. 4 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in La Plata County has the most people?
81301 (Durango) has about 29,774 residents, the most of any ZIP touching La Plata County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in La Plata County and another county?
Yes. ZIP codes follow mail routes, not county lines. Rows marked with a percentage show how much of that ZIP’s land is in La Plata County. For one address, pin the exact spot on the ZIP finder to see its county.
Where does this list come from?
ZIP areas and their county overlaps come from the Census Bureau’s 2020 ZIP Code Tabulation Area to county relationship file. PO Box ZIPs have no area, so each is placed in the county of the ZIP area nearest the town it serves.
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Updated 2026-11-10 · Where the data comes from