21 Castine Ave
Portland, ME 04103
3 bd 1 ba 1,032 sqft Built 1955 Lot 6,098 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 |
|---|---|---|---|---|
| 2024 | $228,800 | $60,100 | $288,900 | $4,336 |
| 2023 | $228,800 | $60,100 | $288,900 | $4,163 |
| 2022 | $228,800 | $60,100 | $288,900 | $3,932 |
| 2021 | $228,800 | $60,100 | $288,900 | $3,753 |
| 2020 | $111,800 | $60,100 | $171,900 | $4,007 |
| 2019 | $111,800 | $60,100 | $171,900 | $4,007 |
| 2018 | $111,800 | $60,100 | $171,900 | $3,864 |
| 2017 | $111,800 | $60,100 | $171,900 | $3,722 |
| 2016 | $111,800 | $60,100 | $171,900 | $3,629 |
| 2015 | $111,800 | $60,100 | $171,900 | $3,546 |
| 2014 | $111,800 | $60,100 | $171,900 | $3,438 |
| 2012 | $111,800 | $60,100 | $171,900 | $3,235 |
| 2011 | $111,800 | $60,100 | $171,900 | $3,142 |
| 2009 | $111,800 | $60,100 | $171,900 | $3,049 |
| 2008 | $111,800 | $60,100 | $171,900 | $2,839 |
Property facts
Year built
1955
Property type
single_family
Stories
1
Beds
3
Baths
1
Living area
1,032 sqft
Lot size
6,098 sqft
ZIP code
04103
City
Portland
Street
Castine Ave
Coordinates
43.69884, -70.31545
Comparable properties nearby
Frequently asked questions
When did 21 Castine Ave last sell?
No public-record sale is on file for 21 Castine Ave.
What is the current tax assessment for 21 Castine Ave?
The most recent total assessment for 21 Castine Ave (year 2024) is $288,900 with $4,336 in property tax.
When was 21 Castine Ave built?
21 Castine Ave was built in 1955.
How does 21 Castine Ave compare to others on Castine Ave?
We track 5 other properties on Castine Ave. Browse the list under "Other properties on Castine Ave" to compare beds, baths, and sale history.
What are the property facts for 21 Castine Ave?
21 Castine Ave is a 3 bed, 1 bath, 1,032 sqft, 6,098 sqft lot single_family.
Is 21 Castine Ave a flip candidate?
No — 21 Castine Ave does not appear in our flips dataset.
Is 21 Castine Ave a tax-appeal candidate?
No — 21 Castine 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
+2.0%
Implied 1-yr
+8.0%
2026 Q3
$708.3K
2026 Q4
$720.9K
ZIP 04103 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Castine Ave