21 Walnut St
Belmont, NH 03220
3 bd 3 ba 1,848 sqft Built 1980 Lot 553,212 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Feb 18, 2022 | Sold | $975,000 | PrimeMLS |
| Dec 15, 2021 | Listed | $1,199,000 | PrimeMLS |
| Feb 17, 2017 | Listing removed | $499,900 | PrimeMLS |
| Feb 17, 2017 | Sold | $465,000 | Public Record |
| Mar 18, 2016 | Price changed | $499,900 | PrimeMLS |
| Apr 15, 2015 | Listed | $549,900 | PrimeMLS |
| Dec 20, 2010 | Sold | $125,000 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $63,600 | $147,881 | $211,481 | $3,678 |
| 2023 | $56,700 | $147,949 | $204,649 | $3,575 |
| 2022 | $335,900 | $147,628 | $483,528 | $9,240 |
| 2021 | $201,700 | $104,299 | $305,999 | $8,161 |
| 2020 | $201,700 | $104,299 | $305,999 | $7,754 |
| 2019 | $201,700 | $104,353 | $306,053 | $7,654 |
| 2017 | $161,500 | $118,039 | $279,539 | $8,235 |
| 2016 | $161,500 | $118,103 | $279,603 | $8,061 |
| 2015 | $161,500 | $118,167 | $279,667 | $7,906 |
| 2014 | $161,500 | $118,167 | $279,667 | $7,733 |
| 2009 | $161,200 | $130,893 | $292,093 | $5,751 |
| 2007 | $100,400 | $118,704 | $219,104 | $3,864 |
Property facts
Year built
1980
Property type
single_family
Stories
2
Beds
3
Baths
3
Living area
1,848 sqft
Lot size
553,212 sqft
ZIP code
03220
City
Belmont
Street
Walnut St
Coordinates
43.47886, -71.53305
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21 Walnut St last sell?
No public-record sale is on file for 21 Walnut St.
What is the current tax assessment for 21 Walnut St?
The most recent total assessment for 21 Walnut St (year 2025) is $211,481 with $3,678 in property tax.
When was 21 Walnut St built?
21 Walnut St was built in 1980.
How does 21 Walnut St compare to others on Walnut St?
We track 2 other properties on Walnut St. Browse the list under "Other properties on Walnut St" to compare beds, baths, and sale history.
What are the property facts for 21 Walnut St?
21 Walnut St is a 3 bed, 3 bath, 1,848 sqft, 553,212 sqft lot single_family.
Is 21 Walnut St a flip candidate?
No — 21 Walnut St does not appear in our flips dataset.
Is 21 Walnut St a tax-appeal candidate?
No — 21 Walnut 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
+6.8%
Implied 1-yr
+27.1%
2026 Q3
$478.8K
2026 Q4
$501.3K
ZIP 03220 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Walnut St