As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$10,764 (+10.8%)
$945,000
2024
$9,715 (−3.8%)
$920,000
2023
$10,094 (+4.1%)
$898,000
2022
$9,699 (−10.9%)
$839,000
2021
$10,882 (+6.6%)
$943,000
2020
$10,208 (+16.8%)
$928,000
2019
$8,741 (+2.5%)
$749,000
2018
$8,529 (+1.2%)
$702,000
2017
$8,426 (+2.1%)
$664,000
2016
$8,252
$657,000
Tax history for 9 Frederick St
Year
Property tax
Land + Additions
Assessment*
2025
$10,764 (+10.8%)
$945,000
2024
$9,715 (−3.8%)
$920,000
2023
$10,094 (+4.1%)
$898,000
2022
$9,699 (−10.9%)
$839,000
2021
$10,882 (+6.6%)
$943,000
2020
$10,208 (+16.8%)
$928,000
2019
$8,741 (+2.5%)
$749,000
2018
$8,529 (+1.2%)
$702,000
2017
$8,426 (+2.1%)
$664,000
2016
$8,252
$657,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Property details
Interior
Bathroom Information
# of Full Baths: 2
Heating & Cooling
Heating Type: Forced Air
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 6
Exterior
Exterior Information
Physical Condition: Good
Construction Type: Frame
Exterior Wall: Wood Siding/Shingle
Property Information
Living Sq. Ft: 1,746
Ground Floor Sq. Ft: 1,053
# of Stories: 1
Lot Information
# of Buildings: 1
Municipality Name: BELMONT
Zoning Code: R
State Use Description: CONDOMINIUM
Financial
Assessor Information
Assessment Year: 2025
Public facts
Beds: 3
Baths: 2.0
Sq. Ft.: 1,746
Stories: 1.0
Lot Size: —
Style: Condo/Co-op
Year Built: 1927
Year Renovated: 2013
County: Middlesex County
APN: 4936186
Home facts updated by county records on Jul 16, 2026
Around this home
Schools
Butler Elementary School
Public K-3 • Assigned • 0.4mi
10/10
Belmont High School
Public 9-12 • Assigned • 1.3mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
Belmont is a low-inventory, high-demand market driven both by restrictive zoning laws & proximity to Cambridge. New housing production is scarce, with demand for properties always exceeding supply. This will keep the market difficult for buyers and...