Public Facts
Last sold Jan 27, 2026
3
Beds
1
Baths
1,124
Sqft
Off Market
Off Market
$338,000 estimated value
$338,000 estimated value
Built in 1964
Built in 1964
$301/sqft
$301/sqft
29,185 lot sqft
29,185 lot sqft
Property characteristics
Property type
Residential
Zoning type
Single Family
APN
KLGY M:241 B:56
Heating
Hot Water
Fireplaces
1
Stories
1
Property History
Over the last 12 months, the sales price of 21 Mason St Killingly, CT 06239 has increased by 4%.
Price History
| Year | Price | Price/Sq Ft | |
|---|---|---|---|
| 2026 | $ 344,000 | 4 % | $ 306 |
| 2025 | $ 330,000 | 9 % | $ 294 |
| 2024 | $ 301,000 | 8 % | $ 268 |
| 2023 | $ 277,000 | 9 % | $ 246 |
| 2022 | $ 252,000 | 20 % | $ 224 |
| 2021 | $ 209,000 | ---- | $ 186 |
Tax History
| Year | Taxes | Assesments | |
|---|---|---|---|
| 2025 | $ 4,018 | ---- | $ 172,890 |
| 2024 | $ 4,018 | 5 % | $ 171,680 |
| 2023 | $ 3,820 | 6 % | $ 131,390 |
| 2022 | $ 3,591 | 0 % | $ 131,390 |
| 2021 | $ 3,579 | ---- | $ 131,390 |
Owner
People Living at 21 Mason St Danielson, CT
Mark Allen Comtois , Age 58
Prior addresses: 21 Mason St, Killingly, CT 06239-4122
170 Joy Rd, Woodstock, CT 06281-2204
36 Youngs Ln, Danielson, CT 06239-2141
Neighbors
The community and neighborhood dynamics can have an effect on your property. We encourage you to engage with the local community at 21 Mason St Killingly, CT and explore the neighborhood to get a sense of the environment.
You can see properties surrounding 21 Mason St Killingly, CT at [41.775181,-71.893332]
FAQs
Is this property currently for sale?
The property is not for sale. Use USPhoneBook to review nearby listings or compare similar homes in the area.
What is the estimated value of this property?
The estimated value is $338,000, reflecting a 4% change over the past year. You can explore price history and tax records to see how the value has changed over time.
How big is this property?
It features approximately 1,124 sq ft of living space on a 29,185 sq ft lot, built in 1964 and classified as a Single Family.
What nearby properties can I compare this to?
We currently do not have enough nearby property data to provide comparisons for this location.