Merrimack County, NH has a population of 147,715 people with a median age of 42.7 and a median household income of $67,181. Between 2015 and 2016 the population of Merrimack County, NH grew from 147,262 to 147,715, a 0.31% increase and its median household income grew from $65,983 to $67,181, a 1.82% increase.
The population of Merrimack County, NH is 93.4% White, 1.9% Hispanic, and 1.67% Two+. 5.12% of the people in Merrimack County, NH speak a non-English language, and 97.7% are U.S. citizens.
The largest universities in Merrimack County, NH are NHTI-Concord's Community College, with 735 graduates, Granite State College, with 649 graduates, and New England College, with 526 graduates.
The median property value in Merrimack County, NH is $225,200, and the homeownership rate is 70.9%. Most people in Merrimack County, NH commute by Drove Alone, and the average commute time is 24.4 minutes. The average car ownership in Merrimack County, NH is 2 cars per household.
Merrimack County, NH is the 3rd most populated county in New Hampshire and borders Belknap County, NH; Grafton County, NH; Hillsborough County, NH; Rockingham County, NH; Strafford County, NH; and Sullivan County, NH& 1 more.