County · Maine · United States
Waldo County ZIP codes
18 ZIP codes · 18 cities · FIPS 23027
Key facts
- State
- Maine (ME)
- FIPS code
- 23027
- Population
- 40,006
- Median household income
- $68,441
- Median age
- 46.9
- Land area
- 730 sq mi (1,890.6 km²)
- Population density
- 55 / sq mi
- Area codes
- 207
Cities and ZIP codes in Waldo County (18)
About this page
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties.
Sources: U.S. Census Bureau (2020 county relationship file, ACS 5-year) · GeoNames. Methodology.