30 Union St
Concord, MA 01742
4 bd 3 ba 1,736 sqft Built 1979 Lot 16,988 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 | $375,600 | $766,600 | $1,142,200 | $15,146 |
| 2024 | $345,400 | $766,600 | $1,112,000 | $14,601 |
| 2023 | $345,400 | $627,300 | $972,700 | $12,606 |
| 2022 | $285,100 | $501,800 | $786,900 | $11,615 |
| 2021 | $251,700 | $501,800 | $753,500 | $11,092 |
| 2020 | $233,800 | $501,800 | $735,600 | $10,468 |
| 2019 | $233,800 | $523,200 | $757,000 | $10,742 |
| 2018 | $225,500 | $463,900 | $689,400 | $9,852 |
| 2017 | $217,200 | $425,500 | $642,700 | $9,043 |
| 2016 | $221,200 | $425,500 | $646,700 | $9,002 |
| 2015 | $208,400 | $394,000 | $602,400 | $8,608 |
| 2014 | $180,100 | $275,500 | $455,600 | $6,583 |
| 2006 | $195,500 | $282,600 | $478,100 | $4,891 |
| 2005 | $177,600 | $299,600 | $477,200 | $4,677 |
| 2003 | $124,500 | $369,300 | $493,800 | $4,760 |
Property facts
Year built
1979
Property type
single_family
Stories
2
Beds
4
Baths
3
Living area
1,736 sqft
Lot size
16,988 sqft
ZIP code
01742
City
Concord
Street
Union St
Coordinates
42.45323, -71.35402
Comparable properties nearby
Frequently asked questions
When did 30 Union St last sell?
No public-record sale is on file for 30 Union St.
What is the current tax assessment for 30 Union St?
The most recent total assessment for 30 Union St (year 2025) is $1,142,200 with $15,146 in property tax.
When was 30 Union St built?
30 Union St was built in 1979.
How does 30 Union St compare to others on Union St?
We do not currently track other properties on Union St.
What are the property facts for 30 Union St?
30 Union St is a 4 bed, 3 bath, 1,736 sqft, 16,988 sqft lot single_family.
Is 30 Union St a flip candidate?
No — 30 Union St does not appear in our flips dataset.
Is 30 Union St a tax-appeal candidate?
No — 30 Union 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
+7.4%
Implied 1-yr
+29.7%
2026 Q3
$3.9M
2026 Q4
$3.9M
ZIP 01742 — Median Price History + Forecast
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Geography