A head to head comparison of the New Hampshire 2016 General Election gives us an idea of the break down of the voters.
Maggie Hassan received 354.6k (48.0 %) votes, beating Kelly Ayotte who gained 353.6k (47.9 %) by 1k votes in New Hampshire.
Maggie Hassan won 97 counties out of the 247 counties that make up New Hampshire. The record shows that Kelly Ayotte won 150 counties.
During the 2016 general elections, over 739k total number of votes were cast. Aaron Day got 17,742 (18k) over Brian Chabot 12,597 (13k). He won the popular vote by 17,742 (18k). His victory in the State of New Hampshire (with 17,742 votes) represents 50.0% of his popular vote victory.
Top 15 Counties in General Elections
All Candidates (Senate General Elections)
These 15 counties play an important role in these Primary elections. If a candidate, can get a sizable majority in the largest counties (HILLSBOROUGH, ROCKINGHAM and MERRIMACK), it becomes very difficult to win majorities in the smaller counties without voter outreach and increased voter participation in them.
Top 15 Counties Comparison in General Elections
HILLSBOROUGH, ROCKINGHAM and MERRIMACK, three of the larger counties voted in favor of Kelly Ayotte, giving him a 14k vote advantage.