As the MLS and public records start to fill up, we'll list the details here.
Year
Property tax
Land + Additions
Assessment*
2025
$9,556 (+10.6%)
$839,000
2024
$8,638 (+0.9%)
$818,000
2023
$8,565 (+4.8%)
$762,000
2022
$8,173 (+2.0%)
$707,000
2021
$8,009 (+10.1%)
$694,000
2020
$7,271 (+8.0%)
$661,000
2019
$6,734
$577,000
Tax history for 21 Lewis Rd #1
Year
Property tax
Land + Additions
Assessment*
2025
$9,556 (+10.6%)
$839,000
2024
$8,638 (+0.9%)
$818,000
2023
$8,565 (+4.8%)
$762,000
2022
$8,173 (+2.0%)
$707,000
2021
$8,009 (+10.1%)
$694,000
2020
$7,271 (+8.0%)
$661,000
2019
$6,734
$577,000
*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.
Property details
Interior
Basement Information
Basement Type: Partial
Bathroom Information
# of Full Baths: 1
Heating & Cooling
Heating Type: Steam
Fireplace Information
# of Fireplaces: 1
Has Fireplace
Room Information
# of Rooms: 6
Exterior
Exterior Information
Physical Condition: Excellent
Construction Type: Frame
Exterior Wall: Aluminum/Vinyl
Property Information
Living Sq. Ft: 1,428
Ground Floor Sq. Ft: 1,316
# 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: 2
Baths: 1.0
Sq. Ft.: 1,428
Stories: 1.0
Lot Size: —
Style: Condo/Co-op
Year Built: 1920
Year Renovated: 1920
County: Middlesex County
APN: 5037985
Home facts updated by county records on Jul 16, 2026
Around this home
Schools
Winthrop L Chenery Middle School
Public 4-6 • Assigned • 0.7mi
7/10
Belmont High School
Public 9-12 • Assigned • 1.2mi
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...