As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$10,803 (+5.1%)
$89,700 + $281,400
$371,100
2024
$10,276 (+3.1%)
$89,700 + $281,400
$371,100
2023
$9,968 (+22.6%)
$89,700 + $281,400
$371,100
2022
$8,132 (+4.4%)
$89,700 + $224,400
$314,100
2021
$7,787 (+4.2%)
$89,700 + $220,300
$310,000
2020
$7,474 (+20.4%)
$71,500 + $207,800
$279,300
2019
$6,209 (−1.4%)
$65,700 + $157,800
$223,500
2018
$6,300 (+4.8%)
$64,400 + $159,100
$223,500
2017
$6,009 (+5.9%)
$62,500 + $150,300
$212,800
2016
$5,675 (+76.7%)
$62,500 + $142,600
$205,100
2015
$3,212 (+2.7%)
$57,900 + $59,600
$117,500
2013
$3,128
$57,900 + $64,400
$122,300
Tax history for 27 Union St
Year
Property tax
Land + Additions
Assessment*
2025
$10,803 (+5.1%)
$89,700 + $281,400
$371,100
2024
$10,276 (+3.1%)
$89,700 + $281,400
$371,100
2023
$9,968 (+22.6%)
$89,700 + $281,400
$371,100
2022
$8,132 (+4.4%)
$89,700 + $224,400
$314,100
2021
$7,787 (+4.2%)
$89,700 + $220,300
$310,000
2020
$7,474 (+20.4%)
$71,500 + $207,800
$279,300
2019
$6,209 (−1.4%)
$65,700 + $157,800
$223,500
2018
$6,300 (+4.8%)
$64,400 + $159,100
$223,500
2017
$6,009 (+5.9%)
$62,500 + $150,300
$212,800
2016
$5,675 (+76.7%)
$62,500 + $142,600
$205,100
2015
$3,212 (+2.7%)
$57,900 + $59,600
$117,500
2013
$3,128
$57,900 + $64,400
$122,300
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Permits
Aug 20, 2015 • Final
Cd - building - cd building permit legacy data
Remove the existing entry stairs and construct a new covered entry and stairs. All work must comply with submitted plans and building codes.
Addition
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: 1,328
Bathroom Information
# of Full Baths: 5
Heating & Cooling
Heating Type: Steam
Room Information
# of Rooms: 20
Exterior
Exterior Information
Physical Condition: Average
Building Style Type: Multi-Family
Exterior Wall: Wood Siding/Shingle
Roof Shape Type: Gable
Property Information
Living Sq. Ft: 3,462
Gross Sq. Ft: 5,091
Ground Floor Sq. Ft: 1,328
# of Units: 5
# of Stories: 3
Lot Information
# of Buildings: 1
Land Sq. Ft: 4,356
Municipality Name: CONCORD CITY
Acres: 0.1
Zoning Code: RD
State Use Description: APARTMENT BLDG - 4-8 UNITS
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 5
Baths: 5.0
Sq. Ft.: 3,462
Stories: 3.0
Lot Size: 4,356 square feet
Style: Multi-Family (5+ Unit)
Year Built: 1890
Year Renovated: —
County: Merrimack County
APN: 796588
Home facts updated by county records on Aug 5, 2026
Around this home
Schools
Christa McAuliffe School
Public K-5 • Assigned • 0.4mi
8/10
Rundlett Middle School
Public 6-8 • Assigned • 1.4mi
6/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
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.