3 Union St is a 1,906 square foot house on a 4,356 square foot lot with 3 bedrooms and 1 bathroom. Based on Redfin's Concord data, we estimate the home's value is $389,944.
Single-familyProperty Type
1830Year Built
4,356 sq ftLot Size
$205Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$389,944
$6,000 since October
Recently sold homes
Estimate history
Homes for sale
This home's estimate is 1.2% higher than the average sale price ($385K) of 6 comparable homes.
As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$7,863 (+5.1%)
$89,700 + $180,400
$270,100
2024
$7,479 (+3.1%)
$89,700 + $180,400
$270,100
2023
$7,255 (+3.7%)
$89,700 + $180,400
$270,100
2022
$6,993 (+3.1%)
$89,700 + $180,400
$270,100
2021
$6,785 (+3.5%)
$89,700 + $180,400
$270,100
2020
$6,556 (+6.2%)
$71,700 + $173,300
$245,000
2019
$6,175 (+3.5%)
$65,900 + $156,400
$222,300
2018
$5,965 (+5.1%)
$64,600 + $147,000
$211,600
2017
$5,676 (+4.8%)
$62,600 + $138,400
$201,000
2016
$5,415 (+7.3%)
$62,600 + $133,100
$195,700
2015
$5,047
$58,000 + $126,600
$184,600
Tax history for 3 Union St
Year
Property tax
Land + Additions
Assessment*
2025
$7,863 (+5.1%)
$89,700 + $180,400
$270,100
2024
$7,479 (+3.1%)
$89,700 + $180,400
$270,100
2023
$7,255 (+3.7%)
$89,700 + $180,400
$270,100
2022
$6,993 (+3.1%)
$89,700 + $180,400
$270,100
2021
$6,785 (+3.5%)
$89,700 + $180,400
$270,100
2020
$6,556 (+6.2%)
$71,700 + $173,300
$245,000
2019
$6,175 (+3.5%)
$65,900 + $156,400
$222,300
2018
$5,965 (+5.1%)
$64,600 + $147,000
$211,600
2017
$5,676 (+4.8%)
$62,600 + $138,400
$201,000
2016
$5,415 (+7.3%)
$62,600 + $133,100
$195,700
2015
$5,047
$58,000 + $126,600
$184,600
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Zoning and permits
Zoning
Permits
CVP
Civic Performance District
The Civic Performance CVP District is established in an area between Concord's Central Business CBD District and the surrounding Downtown Residential RD District to accommodate federal, state, county, and local offices, together with cultural and high density residential uses. The District is intended to provide for a mixture of new and traditional architecture in a pedestrian environment, while ensuring the availability of an adequate supply of parking, including structures and on-streets.
Permitted uses
Include but are not limited to:
Bank
Day care facility
Housing-Single unit
Housing-Multiple units
Housing-Senior
Bed & breakfast
Office
Educational/school
Library
Museum / gallery
May 23, 2014 • Active
Electrical (commercial)
Electrical
Permit history is from public records and may be incomplete or inaccurate. Redfin and its agents make no representations about the property condition or permit status. Buyers should independently verify all information.
Property details
Interior
Basement Information
Basement Sq. Ft: 953
Bathroom Information
# of Full Baths: 1
Heating & Cooling
Heating Type: Forced Hot Water
Room Information
# of Rooms: 7
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Colonial
Exterior Wall: Vinyl
Roof Shape Type: Gable
Property Information
Living Sq. Ft: 1,906
Gross Sq. Ft: 4,096
Ground Floor Sq. Ft: 953
# of Units: 1
# of Stories: 2
Lot Information
# of Buildings: 1
Land Sq. Ft: 4,356
Municipality Name: CONCORD CITY
Acres: 0.1
Zoning Code: CVP
State Use Description: 1-FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 3
Baths: 1.0
Sq. Ft.: 1,906
Stories: 2.0
Lot Size: 4,356 square feet
Style: Single Family Residential
Year Built: 1830
Year Renovated: —
County: Merrimack County
APN: 796627
Home facts updated by county records on Aug 5, 2026
Around this home
Schools
Christa McAuliffe School
Public K-5 • Assigned • 0.3mi
8/10
Rundlett Middle School
Public 6-8 • Assigned • 1.3mi
6/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
3/10 Heat Factor
7 days above 96° expected this year, 17 days in 30 years
4/10 Wind Factor
16% chance of strong winds in next 30 years
1/10 Air Factor
0 unhealthy days expected this year, 0 days in 30 years
Provided by First Street
Historical weather
Concord, NH • 03301
Average low and high temperatures (°F)
30
14
33
14
48
27
59
37
68
48
80
58
85
62
82
56
76
51
63
40
49
32
35
19
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
In this area, properties receive around 8.9 hours in
June and 4.1 hours in December, placing it below the
U.S. average for solar exposure.
8.9 hrs
4.1 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$371,000 – $449,000
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