In 2021, Merrimack County, NH had a population of 153k people with a median age of 43 and a median household income of $82,457. Between 2020 and 2021 the population of Merrimack County, NH grew from 150,902 to 152,983, a 1.38% increase and its median household income grew from $77,937 to $82,457, a 5.8% increase.
The 5 largest ethnic groups in Merrimack County, NH are White (Non-Hispanic) (91.6%), Two+ (Non-Hispanic) (2.17%), Asian (Non-Hispanic) (1.94%), Black or African American (Non-Hispanic) (1.51%), and White (Hispanic) (1.17%).
None of the households in Merrimack County, NH reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
98.1% of the residents in Merrimack County, NH are U.S. citizens.
The largest universities in Merrimack County, NH are Southern New Hampshire University (27,014 degrees awarded in 2021), New England College (1,061 degrees), and NHTI-Concord's Community College (639 degrees).
In 2021, the median property value in Merrimack County, NH was $255,100, and the homeownership rate was 73.2%.
Most people in Merrimack County, NH drove alone to work, and the average commute time was 26.7 minutes. The average car ownership in Merrimack County, NH was 2 cars per household.