Early voting is underway in all Island towns in advance of the Tuesday, Sept. 6 Massachusetts primary elections for state offices from governor to sheriff. Polls will be open from 7 a.m. to 8 p.m. on election day; hours for early voting through Friday, Sept. 2 vary by town.

All voters will see contests for governor and lieutenant governor while Democrats will also determine candidates for attorney general, secretary of the state, auditor, and sheriff. Republicans will also find contests for representative in Congress, state senator, and district attorney on their ballots.

Voters seeking information on online voter registration, voter status update, or registration verification can contact their town clerk or visit the secretary of the commonwealth website. Vote by mail applications, also available at town clerks or at the state site, are due Monday, August 29.

Democratic Candidates for Nomination

(*uncontested races)

Governor: Sonia Rosa Chang-Díaz of Boston and Maura Healey of Boston

Lieutenant Governor: Kimberley Driscoll of Salem, Tami Gouveia of Acton and Eric P. Lesser of Longmeadow

Attorney General: Andrea Joy Campbell of Boston, Shannon Erika Liss-Riordan of Brookline and Quentin Palfrey of Weston

Secretary of State: William Francis Galvin of Boston and Tanisha M. Sullivan of Boston

*Treasurer: Deborah B. Goldberg of Brookline

Auditor: Christopher S. Dempsey of Brookline and Diana Dizoglio of Methuen

*Representative in Congress, Ninth District: Bill Keating of Bourne

*Councillor, First District: Joseph C. Ferreira of Swansea

*Senator In General Court, Cape & Islands District: Julian Andre Cyr of Truro

*Representative In General Court, Barnstable, Dukes & Nantucket District: Dylan Fernandes of Falmouth

*District Attorney, Cape & Islands District: Robert Joseph Galibois of Barnstable

Sheriff, Dukes County: Robert Ogden of West Tisbury and Erik Blake of West Tisbury

*County Commissioner, Dukes County: Donald R. Leopold of Chilmark, Christine Catherine of Oak Bluffs and Richard G. Wharton of Oak Bluffs

Republican Candidates for Nomination

(*uncontested races)

Governor: Geoff Diehl of Whitman and Chris Doughty of Wrentham

Lieutenant Governor: Leah V. Allen of Danvers and Kate Campanale of Spencer

*Attorney General: James R. McMahon, III of Bourne

*Secretary of State: Rayla Campbell of Whitham

*Auditor: Anthony Amore of Winchester

Representative in Congress, Ninth District: Jesse G. Brown of Plymouth and Dan Sullivan of Plymouth

Senator in General Court, Cape & Islands District: Daralyn Andrea Heywood of Barnstable and Christopher Robert Lauzon of Barnstable

District Attorney, Cape & Islands District: Melissa R. Alden of Barnstable, John F. Carey of Sandwich and Daniel Higgins of Barnstable

Aquinnah Voter Information

The Aquinnah Town Clerk’s Office at 955 State Road, Aquinnah, MA 02535 can be reached at townclerk@aquinnah-ma.gov and (508) 645-2304.

A drop box for ballots and applications is on the wall inside the first entryway in Town Office building.

In-person early voting hours are from 10 a.m. to 12 p.m. and 12:30 to 2:30 p.m. on Monday, August 29, Tuesday, August 30, and Thursday, Sept. 1. All voting will be held at the Aquinnah Town Hall, 955 State Road.

Chilmark Voter Information

The Chilmark Town Clerk’s Office at 401 Middle Road P.O. Box 119 Chilmark, MA 02535 can be reached at townclerk@chilmarkma.gov and (508) 645-2107.

A drop box for ballots and applications is to the left of main entrance to Town Hall.

In-person early voting hours are from 2 to 5 p.m. on Monday, August 29, from 1 to 4 p.m. an Tuesday to Thursday, August 30 to Sept. 1, and from 2 to 5 p.m. on Friday, Sept. 2. All voting will be held in Chilmark Town Hall, 401 Middle Road.

Edgartown Voting Information

The Edgartown Town Clerk’s Office at 70 Main street P.O. Box 35 Edgartown, MA 02539 can be reached at kmedeiros@edgartown-ma.us and (508) 627-6110.

Drop boxes for ballots and applications are inside the Town Hall lobby during business hours during election season and outside the front of building.

In-person early voting hours are from 8:30 a.m. to 3:30 p.m. on Monday, August 29 to Friday, Sept. 2. All voting will be held in the Town Hall 1st Floor Meeting Room. 70 Main street.

Oak Bluffs Voting Information

The Oak Bluffs Town Clerk’s Office at 56 School street Oak Bluffs, MA 02557 can be reached at cmorris@oakbluffsma.gov and (508) 693-3554.

In-person early voting hours are from 8:30 a.m. to 4 p.m. from Monday, August 29 to Friday, Sept. 2. All voting will be held in Oak Bluffs Town Hall, 56 School street.

Tisbury Voting Information

The Tisbury Town Clerk’s Office at 215 Spring street can be reached at (508) 696-4215.

In-person early voting hours are from 12 to 4 p.m. from Monday August 29 to Friday, Sept. 2. All voting will be held at the Emergency Services Facility, 215 Spring street.

West Tisbury Voting Information

The West Tisbury Town Clerk’s Office at 1059 State Road, 1st Floor P.O. Box 278 West Tisbury, MA 02575 can be reached at townclerk@westtisbury-ma.gov and (508) 696-0148.

In-person early voting hours are from 8 to 11 a.m. from Monday, August 29 to Friday, Sept. 2. All voting will take place at the Public Safety Building (Station 2), 454 State Road.