21 River Rd
Merrimac, MA 01860
3 bd 2 ba 2,590 sqft Built 1964 Lot 26,136 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 | $251,700 | $585,000 | $836,700 | $11,086 |
| 2024 | $242,500 | $585,000 | $827,500 | $11,171 |
| 2023 | $205,600 | $523,100 | $728,700 | $10,763 |
| 2022 | $197,100 | $437,000 | $634,100 | $10,361 |
| 2021 | $191,500 | $395,700 | $587,200 | $9,571 |
| 2020 | $191,500 | $395,700 | $587,200 | $8,738 |
| 2019 | $178,100 | $395,700 | $573,800 | $9,072 |
| 2018 | $178,100 | $378,500 | $556,600 | $8,772 |
| 2017 | $166,900 | $378,500 | $545,400 | $8,912 |
| 2016 | $163,200 | $344,100 | $507,300 | $8,198 |
| 2015 | $157,400 | $344,100 | $501,500 | $8,149 |
| 2014 | $157,400 | $344,100 | $501,500 | $7,969 |
| 2006 | $192,100 | $298,000 | $490,100 | $5,293 |
| 2005 | $165,800 | $235,200 | $401,000 | $4,644 |
| 2004 | $165,800 | $235,200 | $401,000 | $4,419 |
| 2003 | $131,200 | $103,500 | $234,700 | $3,516 |
Property facts
Year built
1964
Property type
single_family
Stories
—
Beds
3
Baths
2
Living area
2,590 sqft
Lot size
26,136 sqft
ZIP code
01860
City
Merrimac
Street
River Rd
Coordinates
42.81801, -71.00318
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21 River Rd last sell?
No public-record sale is on file for 21 River Rd.
What is the current tax assessment for 21 River Rd?
The most recent total assessment for 21 River Rd (year 2025) is $836,700 with $11,086 in property tax.
When was 21 River Rd built?
21 River Rd was built in 1964.
How does 21 River Rd compare to others on River Rd?
We track 8 other properties on River Rd. Browse the list under "Other properties on River Rd" to compare beds, baths, and sale history.
What are the property facts for 21 River Rd?
21 River Rd is a 3 bed, 2 bath, 2,590 sqft, 26,136 sqft lot single_family.
Is 21 River Rd a flip candidate?
No — 21 River Rd does not appear in our flips dataset.
Is 21 River Rd a tax-appeal candidate?
No — 21 River 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
+2.5%
Implied 1-yr
+10.0%
2026 Q3
$845.9K
2026 Q4
$864.2K
ZIP 01860 — Median Price History + Forecast
Explore nearby
Geography
Other properties on River Rd