
12 Watertown St Lexington — Photo 1 of 42
$998,000
12 Watertown St, Lexington, MA 02421
Lexington, MA 02421
Beds
3
Baths
2
SqFt
2,016
Style
Single Family
Built
1945
A wonderful opportunity for single-level living in a convenient Lexington location! This ranch-style home offers comfortable one-floor living, with generously sized bedrooms, including a spacious primary bedroom with en-suite bath. Abundant storage and a completely dry basement provide extra space for storage or future use. A gas line is connected to the house, offering added convenience and flexibility. The level backyard and enclosed porch create a wonderful setting for cooking, entertaining, family gatherings, and outdoor enjoyment. The home is within walking distance of Wilson Farm and directly across from the Bowman Park trail, with nearby bus service and everyday amenities adding to the convenience. A semi-circular driveway provides ample off-street parking, complemented by a one-car garage. For buyers with vision, the property offers potential for an in-law suite or accessory dwelling unit, as well as the possibility of adding a second floor. Create a home that truly reflects your style and needs.
Market Value Analysis
* Analysis is based on 24 actively listed and recently sold comparable properties strictly within Lexington, MA.
Property Details
Financials
Parking
Interior Specifications
Climate & Utilities
Building & Exterior
Property & Lot
Amenities & Appliances
Tankless Water Heater • Range • Dishwasher • Disposal • Refrigerator • Washer • Dryer
Neighborhood
Public Transportation • Shopping • Park • Walk/Jog Trails
Geography
Floorplan Breakdown
Structural Layout
Living Room
Lvl First27 x 11
Wood / Coal / Pellet Stove, Flooring - Hardwood, Window(s) - Picture, Recessed Lighting
Dining Room
Lvl First12 x 12
Flooring - Hardwood
Kitchen
Lvl First13 x 11
Ceiling Fan(s), Flooring - Stone/Ceramic Tile, Exterior Access, Recessed Lighting
Family Room
Lvl Basement29 x 11
Wet Bar, Recessed Lighting
Primary Bedroom
Lvl First14 x 11
Bathroom - Full, Walk-In Closet(s), Flooring - Hardwood
Bedroom 2
Lvl First15 x 11
Bedroom 3
Lvl First12 x 11
Closet, Flooring - Hardwood, Window(s) - Picture
Bathroom 1
Lvl FirstBathroom - Full, Bathroom - Tiled With Tub, Flooring - Stone/Ceramic Tile, Window(s) - Picture
Bathroom 2
Lvl FirstBathroom - Full, Bathroom - Tiled With Shower Stall, Flooring - Stone/Ceramic Tile, Window(s) - Picture
Property History
$998,000
Sep 16, 2026
MLS® 73578315
$439,000
Dec 31, 2010
MLS® 71134240
$439,000
Sep 9, 2010
MLS® 71134240
Population
18,080
U.S. Census Bureau, ACS 2024 5-Year Estimates (B01003)
Median Household Income
$228K
U.S. Census Bureau, ACS 2024 5-Year Estimates (B19013)
Renter-Occupied Homes
24.1%
U.S. Census Bureau, ACS 2024 5-Year Estimates (B25003)
New Construction Permits — Middlesex County
2,698 housing units permitted in the last 12 months (+3% vs the prior 12 months) — 1,713 in 5+ unit buildings
U.S. Census Bureau, Building Permits Survey (through Jul '26)
ADU Potential
Massachusetts allows one accessory dwelling unit by right in single-family zoning districts statewide (M.G.L. c. 40A §3; 760 CMR 71.00, effective Feb 2025). Estimated maximum ADU size for this property: 900 sq ft (the lesser of 900 sq ft or half the 2,016 sq ft principal dwelling). Lot size: 12,530 sq ft.
Based on listing data, which indicates the property type — not the zoning district. Local dimensional, septic (Title 5), and historic-district requirements still apply. Not legal advice — verify with the municipality.
Listing Agent: Alina Wang Team
Listing Office: Coldwell Banker Realty - Lexington
MLS® Number: 73578315
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