Here are the unofficial results of the contested Massachusetts county races in the Nov. 6, 2012, general election.

Winner Winners declared by the Associated Press are marked by a checkmark.

County commissioner

Candidate Party Votes Pct.
Barnstable County Commissioner
Winner Mary Pat Flynn
Dem 60,869 37%
Winner Sheila Lyons
Dem 55,529 33%
Eric Steinhilber
GOP 49,852 30%

Incumbent: Flynn, Lyons

Town-by-town results

100% reporting | Updated 11:14 AM
Bristol County Commissioner
John Mitchell
Dem 99,522 37%
Paul Kitchen
Dem 98,846 37%
Paul Levasseur
Ind 68,494 26%

Incumbent: Kitchen, Mitchell

Town-by-town results

100% reporting | Updated 11:14 AM
Plymouth County Commissioner
Greg Hanley
Dem 109,552 42%
Daniel Pallotta
GOP 84,752 33%
Maryanne Lewis
Ind 64,185 25%

Incumbent: John Riordan is not seeking re-election; Anthony O’Brien is running for Plymouth Register of Deeds.

Town-by-town results

99% reporting | Updated 11:14 AM

Sheriff

Candidate Party Votes Pct.
Middlesex Sheriff (to fill vacancy)
Winner Peter Koutoujian
Dem 454,519 77%
Ernesto Petrone
Unr 137,633 23%

Incumbent: Koutoujian

Town-by-town results

100% reporting | Updated 11:14 AM

Register of deeds

Candidate Party Votes Pct.
Essex Northern Register of Deeds
Winner Paul Iannuccillo
Dem 38,145 55%
John Wilson
GOP 19,742 29%
Brian Corrigan
Ind 8,457 12%
Stephen Battle
Unr 2,534 4%

Incumbent: Democrat Robert Kelley lost his party's primary.

Town-by-town results

100% reporting | Updated 11:14 AM
Hampshire Register of Deeds
Winner Mary Olberding
Dem 42,680 61%
George Zimmerman
Ind 27,160 39%

Incumbent: Interim register Patricia Plaza is not running for the post.

Town-by-town results

100% reporting | Updated 11:14 AM
Plymouth Register of Deeds
Winner John Buckley
Dem 136,747 60%
Anthony O'Brien
GOP 89,576 40%

Incumbent: Buckley

Town-by-town results

99% reporting | Updated 11:14 AM
Worcester Northern Register of Deeds
Winner Kathleen Daigneault
Dem 26,663 67%
Patricia Malcolmson
Unr 13,108 33%

Incumbent: Daigneault

Town-by-town results

100% reporting | Updated 11:14 AM

Other results

Massachusetts races
National races

Key to party abbreviations

AIP -- American Independent
AmC -- American Constitution
AmE -- Americans Elect
AmP -- America's Party
ATP -- American Third Position
Cnl -- Constitutional
Con -- Conservative
CST -- Constitution
DCG -- DC Statehood Green
Dem -- Democratic
GOP -- Republican
GRP -- Grass Roots
Grn -- Green
IAP -- Independent American
IGr -- Independent Green
Ind -- independent
Inp -- Independence
IP -- Independent Party
IPD -- Independent Party of Delaware
JP -- Justice Party
Lib -- Libertarian
LUn -- Liberty Union
Mnt -- Mountain
NLP -- Natural Law
NMI -- New Mexico Independent
NPA -- No party affiliation
NPD -- No party designation
Obj -- Objectivist
Oth -- Other
PAG -- Pacific Green
PEC -- Petitioning candidate
PFP -- Peace & Freedom
Prg -- Progressive
Pro -- Prohibition
PSL -- Party of Socialism and Liberation
RP -- Reform
SEP -- Socialist Equality
Soc -- Socialist
SPU -- Socialist USA
SWP -- Socialist Workers
Una -- Unaffiliated
Unr -- Unenrolled
UST -- Taxpayers
WTP -- We the People
WYC -- Wyoming Country