| Capital: | Concord |
|---|---|
| Origen y Formación del condado: | Parts of Hillsborough County and Rockingham County. |
| Población: | 146,445 habitantes |
| Área: | 934 sq mi |
| Localización del condado dentro de New Hampshire: |
|
Localidades en Merrimack, New Hampshire
- Allenstown
- Andover
- Blodgett Landing
- Boscawen
- Bow
- Bradford
- Canterbury
- Chichester
- Concord
- Contoocook
- Danbury
- Dunbarton
- East Andover
- Elkins
- Epsom
- Franklin
- Henniker
- Hill
- Hooksett
- Hopkinton
- Loudon
- Newbury
- New London
- Northfield
- North Sutton
- Pembroke
- Pittsfield
- Salisbury
- South Hooksett
- South Newbury
- South Sutton
- Suncook
- Sutton
- Tilton Northfield
- Warner
- Webster
- Wilmot