21 Happy Ave
Watertown, CT 06779
4 bd 1 ba 1,218 sqft Built 1957 Lot 7,405 sqft single_family
Most recent sale
$162,000
Aug 14, 2003
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Sep 6, 2022 | Price changed | $199,900 | MLS #170517931 |
| Aug 25, 2022 | Relisted | $219,900 | MLS #170517931 |
| Aug 14, 2003 | Sold | $162,000 | Public Record |
| Oct 1, 1992 | Sold | $103,000 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $106,890 | $37,450 | $144,340 | $4,336 |
| 2023 | $67,900 | $34,900 | $102,800 | $3,789 |
| 2022 | $67,900 | $34,900 | $102,800 | $3,592 |
| 2021 | $67,900 | $34,900 | $102,800 | $3,553 |
| 2020 | $67,900 | $34,900 | $102,800 | $3,412 |
| 2019 | $67,900 | $34,900 | $102,800 | $3,412 |
| 2018 | $60,900 | $40,300 | $101,200 | $3,399 |
| 2017 | $60,900 | $40,300 | $101,200 | $3,226 |
| 2016 | $60,900 | $40,300 | $101,200 | $3,126 |
| 2015 | $60,900 | $40,300 | $101,200 | $3,046 |
| 2013 | $57,000 | $65,000 | $122,000 | $3,061 |
| 2006 | $61,700 | $40,800 | $102,500 | $2,329 |
| 2004 | $61,700 | $40,800 | $102,500 | $2,088 |
| 2003 | $40,600 | $27,250 | $67,850 | $1,758 |
Property facts
Year built
1957
Property type
single_family
Stories
—
Beds
4
Baths
1
Living area
1,218 sqft
Lot size
7,405 sqft
ZIP code
06779
City
Watertown
Street
Happy Ave
Coordinates
41.58840, -73.07446
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21 Happy Ave last sell?
21 Happy Ave most recently sold on Aug 14, 2003 for $162,000.
What is the current tax assessment for 21 Happy Ave?
The most recent total assessment for 21 Happy Ave (year 2025) is $144,340 with $4,336 in property tax.
How does 21 Happy Ave's assessment compare to its last sale price?
The current assessment is 10.9% below the last sale price of $162,000.
When was 21 Happy Ave built?
21 Happy Ave was built in 1957.
How does 21 Happy Ave compare to others on Happy Ave?
We track 1 other property on Happy Ave. Browse the list under "Other properties on Happy Ave" to compare beds, baths, and sale history.
What are the property facts for 21 Happy Ave?
21 Happy Ave is a 4 bed, 1 bath, 1,218 sqft, 7,405 sqft lot single_family.
Is 21 Happy Ave a flip candidate?
No — 21 Happy Ave does not appear in our flips dataset.
Is 21 Happy Ave a tax-appeal candidate?
No — 21 Happy Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+5.0%
Implied 1-yr
+19.8%
2026 Q1
$443.7K
2026 Q2
$460.3K
ZIP 06779 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Happy Ave