New Hampshire House of Representatives seat · former district
New Hampshire House of Representatives: COOS 3
22 elections since 1968: Democrats won 8, Republicans 13.
2010 election
Nov 2, 2010- William A. Hatch (D) · won · incumbent51.7%
- Bruce S. Lary (R)48.3%
Source: Harvard Dataverse / Carl KlarnerUpdated Sep 30, 2026, 7:29 AM ET
Every election for this seat
22 races since 1968; the seat changed party 1 time. District numbers are redrawn after each census: each group is one set of lines.
| Year | Winner | Runner-up | Won by |
|---|---|---|---|
| Lines first used in 2002 | |||
| 2010 | William A. Hatch (D) | Bruce S. Lary (R) | 3.3 |
| 2008 | William A. Hatch (D) | Bruce S. Lary (R) | 12.2 |
| 2006 | William A. Hatch (D)Flip | Bruce S. Lary (R) | 8.4 |
| 2004 | Bruce S. Lary (R) | — | Unopposed |
| 2002 | Robert L. Theberge · David Woodward · Edgar Mears · Richard L. Poulin (DEM) | Nathan Morin (R) | 0.4 |
| Lines first used in 1992 | |||
| 2000 | Lynn C. Horton (R) | — | Unopposed |
| 1998 | Lynn C. Horton (R) | — | Unopposed |
| 1996 | Lynn C. Horton (R) | — | Unopposed |
| 1994 | Lynn C. Horton (R) | Ellen M. Gallagher (D) | 49.4 |
| 1992 | Lynn C. Horton (R) | — | Unopposed |
| Lines first used in 1982 | |||
| 1990 | Josephine Mayhew (D) | — | Unopposed |
| 1988 | Josephine Mayhew (D) | — | Unopposed |
| 1986 | Josephine Mayhew (D) | — | Unopposed |
| 1984 | Josephine Mayhew (D) | — | Unopposed |
| 1982 | George A. Langley III (D) | — | Unopposed |
| Lines first used in 1972 | |||
| 1980 | Lynn C. Horton · Edward C. Willey Jr. (R) | — | Unopposed |
| 1978 | Lynn C. Horton · Edward C. Willey Jr. (R) | — | Unopposed |
| 1976 | Lynn C. Horton · Edward C. Willey Jr. (R) | James C. Lefevre (D) | 22.5 |
| 1974 | Arthur M. Drake · Lynn C. Horton (R) | Fred J. Widmayer (D) | 10.0 |
| 1972 | Arthur M. Drake · Dana H. Lee (R) | — | Unopposed |
| Lines first used in 1962 | |||
| 1970 | Arthur M. Drake · Dana H. Lee (R) | — | Unopposed |
| 1968 | Arthur M. Drake · Ralph D. Shute (R) | — | Unopposed |
Won by: the winner's lead over the runner-up, in points of the vote. Source: 99chambers results archive (MEDSL, Klarner, state election offices)