21 Spring St
Newmarket, NH 03857
2 bd 2 ba 1,450 sqft Built 1850 Lot 2,614 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 | $179,400 | $123,300 | $302,700 | $5,878 |
| 2023 | $114,800 | $70,500 | $185,300 | $5,464 |
| 2022 | $114,800 | $70,500 | $185,300 | $5,001 |
| 2021 | $105,300 | $70,500 | $175,800 | $4,634 |
| 2020 | $105,300 | $70,500 | $175,800 | $4,476 |
| 2018 | $97,800 | $54,200 | $152,000 | $4,444 |
| 2017 | $97,800 | $54,200 | $152,000 | $4,063 |
| 2016 | $97,800 | $54,200 | $152,000 | $3,868 |
| 2015 | $97,800 | $54,200 | $152,000 | $3,794 |
| 2014 | $97,800 | $54,200 | $152,000 | $3,914 |
| 2012 | $109,900 | $55,300 | $165,200 | $3,842 |
| 2011 | $122,600 | $55,300 | $177,900 | $4,573 |
| 2009 | $120,800 | $55,300 | $176,100 | $3,825 |
| 2007 | $108,300 | $55,300 | $163,600 | $3,468 |
Property facts
Year built
1850
Property type
single_family
Stories
2
Beds
2
Baths
2
Living area
1,450 sqft
Lot size
2,614 sqft
ZIP code
03857
City
Newmarket
Street
Spring St
Coordinates
43.07937, -70.93855
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21 Spring St last sell?
No public-record sale is on file for 21 Spring St.
What is the current tax assessment for 21 Spring St?
The most recent total assessment for 21 Spring St (year 2025) is $302,700 with $5,878 in property tax.
When was 21 Spring St built?
21 Spring St was built in 1850.
How does 21 Spring St compare to others on Spring St?
We track 8 other properties on Spring St. Browse the list under "Other properties on Spring St" to compare beds, baths, and sale history.
What are the property facts for 21 Spring St?
21 Spring St is a 2 bed, 2 bath, 1,450 sqft, 2,614 sqft lot single_family.
Is 21 Spring St a flip candidate?
No — 21 Spring St does not appear in our flips dataset.
Is 21 Spring St a tax-appeal candidate?
No — 21 Spring 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
+3.0%
Implied 1-yr
+12.1%
2025 Q4
$918.7K
2026 Q1
$941.9K
ZIP 03857 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Spring St