County · New Hampshire · United States
Merrimack County ZIP codes
27 ZIP codes · 26 cities · FIPS 33013
Key facts
- State
- New Hampshire (NH)
- FIPS code
- 33013
- Population
- 155,018
- Median household income
- $93,944
- Median age
- 42.6
- Land area
- 932.9 sq mi (2,416.2 km²)
- Population density
- 166 / sq mi
- Area codes
- 603
Cities and ZIP codes in Merrimack County (26)
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.