Appointments are recommended for meetings with the Assessor to ensure that she will available at the time of your visit.

Field Cards

Field Cards and maps can be emailed, there is no fee for electronic field cards. In-office services have printing fees of $0.50 cents per page, field cards are $1 per.

Please Note: All requests for historical field cards for zoning applications must be made in writing, cards will be emailed within 48 hours or as time allows. If printed cards are requested there is a $1 fee per copy. 

Notable Deadlines

The Assessor would like to inform residents of the following important dates and deadlines. All forms and proofs unless noted must be filed in the Assessor’s office located at the Town Hall.

Assessment Date of Taxable Property

The assessment date of taxable property for the Town of Old Lyme is October 1st of each calendar year.

Per Connecticut State Statute Section 12-62(b) Revaluations of Real Property occur every five years; our next town-wide revaluation will be October 1, 2024.

For any questions in regards to the following exemptions and benefits please contact our office at 860-434-1605, ext. 219.

The Assessor would like to remind our Elderly and Totally Disabled that filing period begins February 1. 

Filing Period for Homeowners: Feb. 1 - May 15


  1. Homeowners over age 65 (or surviving spouse over age 50) and the disabled (i.e.; total disability as defined by the Social Security program).
  2. Must be a CT resident for at least one year & Old Lyme must be your primary residence.
  3. Married taxpayers with qualifying income less than $49,100
  4. Single taxpayers with an income less than $40,300

Description: The percentage reduction and maximum/minimum credit are based on income CGS 12-170(aa) -12-170(cc).

Appointments to complete your application will be taken 10:00 am to 12:00 pm Tuesday and Thursdays, no walk-in appointments will be accepted.

Please call Mickie at 860-434-1605 x 219 to set up an appointment or for additional questions regarding eligibility.

This is a biannual program, if you are currently receiving a benefit you will receive a letter indicating it is your year to re-apply.

Filing Period for Additional Veterans Benefit Program: Feb. 1 - October 1


  1. Honorably discharged Veteran over age 65 (or surviving spouse over age 50) and disabled Veterans (i.e.; disability as defined by the VA).
  2. Must be a CT resident for at least one year & Old Lyme must be your primary residence.
  3. Must meet current income guidelines as prescribed by the State of CT. Please contact the Assessors office for current income guidelines. 


To qualify for any of the applicable exemptions under Section 12-81 Veterans must have filed Honorable Discharge (DD214) in the Town Clerk's office by September 30th. Veterans must have served during a time of War as defined in (Section 27-103)

Section 12-81 (g) provides for an increase in the property tax exemption amount granted to a qualified Veteran if certain income requirements are met. Disabled Veterans are eligible for an exemption in addition to the regular exemption with the filing of a disability rating from the Veterans Administration.

Active Duty Service Members

Under the Federal Servicemember Civil Relief Act persons on active duty must present to the Assessor a current earning and leave a statement or a letter from their Commanding Officer along with a yearly application for exemption. Any Service member on active duty claiming Connecticut as their legal residence must file prior to December 31st.

Motor Vehicle Adjustments

If you have recently sold, junked, or traded a vehicle please see the Motor Vehicle Adjustments page for the required documents.

Vehicle disposal documents and exemption documents may be mailed or submitted via email. Documents may be dropped through the mail slot located at the front of the Town Hall. Please do not drop sensitive financial documents via the mail slot without notifying us for pick up.