21 Mason Rd
Brookline, NH 03033
4 bd 3 ba 2,325 sqft Built 2019 Lot 107,158 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 | $431,800 | $198,715 | $630,515 | $15,536 |
| 2023 | $429,000 | $189,215 | $618,215 | $12,847 |
| 2022 | $265,600 | $108,011 | $373,611 | $11,104 |
| 2021 | $265,600 | $108,013 | $373,613 | $10,678 |
| 2020 | $265,600 | $108,013 | $373,613 | $10,386 |
| 2019 | $34,900 | $92,314 | $127,214 | $3,800 |
| 2018 | — | $340 | $340 | $10 |
Property facts
Year built
2019
Property type
single_family
Stories
2
Beds
4
Baths
3
Living area
2,325 sqft
Lot size
107,158 sqft
ZIP code
03033
City
Brookline
Street
Mason Rd
Coordinates
42.76210, -71.67965
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21 Mason Rd last sell?
No public-record sale is on file for 21 Mason Rd.
What is the current tax assessment for 21 Mason Rd?
The most recent total assessment for 21 Mason Rd (year 2025) is $630,515 with $15,536 in property tax.
When was 21 Mason Rd built?
21 Mason Rd was built in 2019.
How does 21 Mason Rd compare to others on Mason Rd?
We track 8 other properties on Mason Rd. Browse the list under "Other properties on Mason Rd" to compare beds, baths, and sale history.
What are the property facts for 21 Mason Rd?
21 Mason Rd is a 4 bed, 3 bath, 2,325 sqft, 107,158 sqft lot single_family.
Is 21 Mason Rd a flip candidate?
No — 21 Mason Rd does not appear in our flips dataset.
Is 21 Mason Rd a tax-appeal candidate?
No — 21 Mason Rd is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+0.6%
Implied 1-yr
+2.3%
2026 Q1
$666.9K
2026 Q2
$670.6K
ZIP 03033 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Mason Rd