21 Marine Ave
Westport, CT 06880
4 bd 5 ba 3,400 sqft Built 2019 Lot 8,712 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 | $863,940 | $418,635 | $1,282,575 | $24,189 |
| 2023 | $863,940 | $418,635 | $1,282,575 | $23,535 |
| 2022 | $863,940 | $418,635 | $1,282,575 | $23,176 |
| 2021 | $863,940 | $418,635 | $1,282,575 | $23,176 |
| 2020 | $872,550 | $440,055 | $1,312,605 | $21,934 |
| 2019 | $256,400 | $381,000 | $637,400 | $10,747 |
| 2018 | $256,400 | $381,000 | $637,400 | $10,747 |
| 2017 | $256,400 | $381,000 | $637,400 | $10,747 |
| 2016 | $256,400 | $381,000 | $637,400 | $10,747 |
| 2015 | $268,800 | $425,500 | $694,300 | $12,560 |
| 2013 | $268,800 | $425,500 | $694,300 | $12,546 |
| 2006 | $200,800 | $571,500 | $772,300 | $10,017 |
| 2004 | $166,100 | $226,600 | $392,700 | $8,090 |
| 2003 | $166,100 | $226,600 | $392,700 | $7,893 |
Property facts
Year built
2019
Property type
single_family
Stories
3
Beds
4
Baths
5
Living area
3,400 sqft
Lot size
8,712 sqft
ZIP code
06880
City
Westport
Street
Marine Ave
Coordinates
41.09715, -73.37069
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21 Marine Ave last sell?
No public-record sale is on file for 21 Marine Ave.
What is the current tax assessment for 21 Marine Ave?
The most recent total assessment for 21 Marine Ave (year 2025) is $1,282,575 with $24,189 in property tax.
When was 21 Marine Ave built?
21 Marine Ave was built in 2019.
How does 21 Marine Ave compare to others on Marine Ave?
We track 3 other properties on Marine Ave. Browse the list under "Other properties on Marine Ave" to compare beds, baths, and sale history.
What are the property facts for 21 Marine Ave?
21 Marine Ave is a 4 bed, 5 bath, 3,400 sqft, 8,712 sqft lot single_family.
Is 21 Marine Ave a flip candidate?
No — 21 Marine Ave does not appear in our flips dataset.
Is 21 Marine Ave a tax-appeal candidate?
No — 21 Marine 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
+1.5%
Implied 1-yr
+6.1%
2026 Q3
$2.97M
2026 Q4
$3.01M
ZIP 06880 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Marine Ave