The Town of Alton is working with Whitney Consulting Group, an assessment and revaluation company, to perform a revaluation of Alton pursuant to RSA 75a-8. A revaluation is performed to bring assessments in line with current (April 1, 2026) market values. For more information on the revaluation process and what you can expect please read here:

Revaluation FAQ

For a list of individual assessments please use the list that corresponds to the address, the owner’s name or the map and lot number:

Sorted by Address

Sorted by Owner

Sorted by Map & Lot

Values are also posted on the:

AVITAR Assessing Kiosk

To see the Town GIS Maps please click here:

GIS Maps

Election

October 2026

Ballot Clerk Training Session

November 2026

Absentee Ballot Deadline for the State General Election

State General Election Day

Absentee Ballot Processing to begin at 9:00 AM – State General Election – 11/3/2026

FIRST DAY to Accept Zoning Petitions

December 2026

LAST DAY to Accept Zoning Petitions

January 2027

Filing Period Begins

Filing Period Ends

Today

October 26, 2026

Tuesday

October 27, 2026

Wednesday

October 28, 2026

Thursday

October 29, 2026

October 2026

Weight Training

Ballot Clerk Training Session

Pick-Up Pickleball

Pilates

About Alton

Upcoming Events

Weight Training

Ballot Clerk Training Session

Pick-Up Pickleball

Pilates

Important Forms

Marriage Information Brochure

Marriage Intention Worksheet – 09/2026

2026 Special Election Minutes

CCR 2026

Quick Contact