21 Prospect Hill Rd is a 1,702 square foot house on a 0.27 acre lot with 3 bedrooms and 1.5 bathrooms. Based on Redfin's Lexington data, we estimate the home's value is $1,305,744.
Single-familyProperty Type
1932Year Built
0.27 acresLot Size
$767Est. Price/Sq.Ft.
Source:Public Records
Redfin Estimate
$1,305,744
$39K since July
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Estimate history
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This home's estimate is 18.2% higher than the average sale price ($1.10M) of 6 comparable homes.
*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 Sq. Ft: 810
Bathroom Information
# of Full Baths: 1
# of 1/2 Baths: 1
Heating & Cooling
Heating Type: Forced Hot Water
Room Information
# of Rooms: 7
Exterior
Exterior Information
Physical Condition: Average
Exterior Wall: Brick
Property Information
Subdivision Name: C H GANNETT
Living Sq. Ft: 1,702
Gross Sq. Ft: 3,943
Ground Floor Sq. Ft: 973
# of Units: 1
# of Stories: 2
Parking & Garage Information
Parking Type: Basement Garage
Garage / Carport Type: Basement
Lot Information
# of Buildings: 1
Land Sq. Ft: 11,761
Municipality Name: LEXINGTON
Acres: 0.27
Zoning Code: RS
State Use Description: 1-FAMILY RESIDENCE
Financial
Assessor Information
Assessment Year: 2026
Public facts
Beds: 3
Baths: 1.5
Sq. Ft.: 1,702
Stories: 2.0
Lot Size: 0.27 acres
Style: Single Family Residential
Year Built: 1932
Year Renovated: —
County: Middlesex County
APN: 3712637S
Home facts updated by county records on Jul 29, 2026
Around this home
Schools
Places
Transit
Bridge Elementary School
Public K-5 • Assigned • 0.4mi
10/10
Jonas Clarke Middle School
Public 6-8 • Assigned • 0.6mi
10/10
Lexington High School
Public 9-12 • Assigned • 0.6mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Local insights from Redfin agents
Lexington continues to be a competitive Seller's market driven by its historic appeal & location. With buildable land exhausted, true inventory growth is very constrained; development mostly replaces existing homes. New zoning laws will eventually...