2010Final resultsIncumbent defeated
2010 election for New Hampshire House District 521
New Hampshire House of Representatives · New Hampshire
Michael McCarthy (R), Michael A. Balboni (R) and Donald B. McClarren (R) won the district's 3 seats.
3 seatsMichael McCarthyRepublican · winner · incumbent
19.6%1,500
Michael A. BalboniRepublican · winner
18.0%1,373
Donald B. McClarrenRepublican · winner
17.8%1,360
Suzanne HarveyDemocrat · incumbent
17.7%1,355
Tom McAndrewsDemocrat
14.2%1,086
Harvey KeyeDemocrat
12.6%962
7,636 votes
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
The seat over time
D − R margin in this seat's races around 2010
The seat's recent races
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)