20 William St
Hamden, CT 06514
3 bd 1 ba 1,120 sqft Built 1940 Lot 7,405 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $122,570 | $43,750 | $166,320 | $8,629 |
| 2023 | $79,240 | $27,860 | $107,100 | $6,038 |
| 2022 | $79,240 | $27,860 | $107,100 | $5,942 |
| 2021 | $79,240 | $27,860 | $107,100 | $5,616 |
| 2020 | $53,690 | $30,940 | $84,630 | $4,399 |
| 2019 | $53,690 | $30,940 | $84,630 | $4,135 |
| 2018 | $53,690 | $30,940 | $84,630 | $4,059 |
| 2017 | $52,710 | $30,940 | $83,650 | $3,786 |
| 2016 | $52,710 | $30,940 | $83,650 | $3,794 |
| 2015 | $55,860 | $48,720 | $104,580 | $4,274 |
| 2013 | $55,860 | $48,720 | $104,580 | $4,072 |
| 2006 | $71,120 | $49,490 | $120,610 | $3,371 |
| 2005 | $43,680 | $18,760 | $62,440 | $2,700 |
| 2004 | $43,680 | $18,760 | $62,440 | $2,553 |
| 2003 | $43,680 | $18,760 | $62,440 | $2,348 |
Property facts
Year built
1940
Property type
single_family
Stories
1
Beds
3
Baths
1
Living area
1,120 sqft
Lot size
7,405 sqft
ZIP code
06514
City
Hamden
Street
William St
Coordinates
41.35093, -72.94270
Comparable properties nearby
Frequently asked questions
When did 20 William St last sell?
No public-record sale is on file for 20 William St.
What is the current tax assessment for 20 William St?
The most recent total assessment for 20 William St (year 2025) is $166,320 with $8,629 in property tax.
When was 20 William St built?
20 William St was built in 1940.
How does 20 William St compare to others on William St?
We track 1 other property on William St. Browse the list under "Other properties on William St" to compare beds, baths, and sale history.
What are the property facts for 20 William St?
20 William St is a 3 bed, 1 bath, 1,120 sqft, 7,405 sqft lot single_family.
Is 20 William St a flip candidate?
No — 20 William St does not appear in our flips dataset.
Is 20 William St a tax-appeal candidate?
No — 20 William St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-0.2%
Implied 1-yr
-0.9%
2026 Q2
$297.9K
2026 Q3
$297.2K
ZIP 06514 — Median Price History + Forecast
Explore nearby
Geography
Other properties on William St