Thompson, Connecticut town clerk's office: address and phone for 2026
The Connecticut Secretary of the State lists the Thompson Town Clerk at Town Office Building, 815 Riverside Drive, N. Grosvenor Dale, CT 06255, phone 860-923-9900. For early voting, see every Thompson early voting location with days and hours.
Thompson town clerk's office
Thompson Town Clerk
Office: Town Office Building, 815 Riverside Drive, N. Grosvenor Dale, CT 06255
Mailing address: PO Box 899, N. Grosvenor Dale, CT 06255
Phone: 860-923-9900
Who is on the ballot in Thompson
Every race on Thompson ballots on November 3, 2026, from the Connecticut Secretary of the State's election system (checked October 15, 2026). Candidates are in alphabetical order by last name; a candidate nominated by more than one party is shown once with every party. To see your own districts and polling place, use the Secretary of the State's voter lookup.
Governor and Lieutenant Governor
- Ryan Fazio and Matt Corey (Republican, Independent)
- Ned Lamont and Susan Bysiewicz (Democratic, Working Families)
Secretary of the State
- Peter Lumaj (Republican)
- Stephanie Thomas (Democratic, Working Families, Independent)
Treasurer
- Erick Russell (Democratic, Working Families)
- Fred Wilms (Republican, Independent)
Comptroller
- Sean Scanlon (Democratic, Working Families, Independent)
- Jennifer S. Tooker (Republican)
Attorney General
- John Bolton (Republican)
- William Tong (Democratic, Working Families)
U.S. Representative, 2nd Congressional District
- George Patrick Austin (Republican, Independent)
- Joe Courtney (Democratic)
Thompson is split between 2 State Senate districts; which one is yours depends on your address.
State Senator, 29th District
- Mae Flexer (Democratic, Working Families)
- Chris Reddy (Republican)
State Senator, 35th District
- Jeffrey Gordon (Republican, Independent)
- Ethan Werstler (Democratic, Working Families)
State Representative, 51st District
- Chris Stewart (Republican, Independent)
- Lina Wagner (Democratic)
Judge of Probate, District 26
- Kate Cerrone (Democratic)
- Gabrielle Labonte (Republican)
Registrar of Voters (Thompson)
- Michael B. Darcy (Democratic)
- Francis J. McGarry (Republican)
See every Connecticut candidate, race by race.
Connecticut voting dates for Thompson voters
| Date | What |
|---|---|
| Fri, Oct 16 | Last day to register in advance If you miss this deadline, same-day registration is available during early voting and on Election Day. source |
| Mon, Oct 19, 10:00 AM | Early voting opens Early voting runs Oct 19–Nov 1, 10 a.m.–6 p.m., with 8 a.m.–8 p.m. hours on Oct 27 and 29. source |
| Sun, Nov 1, 6:00 PM | Early voting ends Last day of early voting. source |
| Mon, Nov 2 | Request an absentee ballot Apply to your town clerk, online or on paper. Within 6 days of the election, use the emergency absentee ballot application. source |
| Tue, Nov 3, 8:00 PM | Election Day: polls open 6:00 a.m. to 8:00 p.m. If you are in line at 8:00 p.m., you can still vote. Find your polling place through the Secretary of the State. source |
| Tue, Nov 3, 8:00 PM | Register and vote on Election Day Same-day registration is available on Election Day. Polls are open 6 a.m.–8 p.m. source |
| Tue, Nov 3, 8:00 PM | Return your absentee ballot Your town clerk must receive it by the close of polls at 8 p.m. on Election Day: by mail, in person, or in your town's secure drop box. source |
Thompson voting questions
What is the phone number for the Thompson town clerk's office?
860-923-9900, the Town Clerk (Thompson's town clerk's office on the Connecticut Secretary of the State, Town Clerks List).
What is the address of the Thompson town clerk's office?
Town Office Building, 815 Riverside Drive, N. Grosvenor Dale, CT 06255. Mailing address: PO Box 899, N. Grosvenor Dale, CT 06255.
When does early voting start in Thompson?
Early voting opens Monday, October 19; early voting ends Sunday, November 1, 2026. Early voting runs Oct 19–Nov 1, 10 a.m.–6 p.m., with 8 a.m.–8 p.m. hours on Oct 27 and 29. Thompson's locations are on our Thompson early voting page.
More for Connecticut voters
- Who is on the Connecticut ballot: every candidate on the state's official list, race by race.
- Connecticut voting deadlines 2026: registration, mail ballots, early voting and Election Day.
- Connecticut early voting locations we have read so far, with days and hours.
- Every Connecticut town's office.
- Early voting dates in every state.
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Office details are from the Connecticut Secretary of the State, Town Clerks List (checked October 14, 2026). Dates are Connecticut's, each linked to its source. Call the office before you go.