12 Watertown St, Lexington MA 02421

Lexington, MA 02421
$998,000
Est. $6,223/month
Estimate assumptions

20% down, a 30-year loan at 6.5%, and $200/month estimated insurance.

Includes the supplied property-tax and HOA inputs; missing inputs contribute $0. HOA fees with an unspecified frequency are treated as monthly. PMI and closing costs are excluded.

Adjust the payment calculator
3
Beds
2
Baths
2,016
Sq Ft
$495
Price/Sq Ft
0.29
Acres
1945
Year Built
1
Garage Space
13 hours 29 minutes
Time on Market
For Sale Open House Listed Sep 16, 2026 • MLS# 73578315 Copied! • Updated Sep 16, 2026

Track this home for price, status, and open-house alerts.

Open House Schedule

19
Sep
Saturday, September 19
11:00 AM - 12:30 PM EDT
20
Sep
Sunday, September 20
11:00 AM - 12:30 PM EDT

About this home

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.

BMN Estimate

Get the number an algorithm can't give you

A free agent CMA factors in condition, upgrades, and the street — the things comps alone can't see.

Recently Sold Nearby

Property History

Property Timeline

🏠
Listed for Sale
Sep 16, 2026
$998,000
Original listing
Agent: Alina Wang Team Office: Coldwell Banker Realty - Lexington

Tax History

Year Taxes Assessment
2026 $11,719 $952,000

Financial Details

Annual Property Tax
$11,719
Tax Year 2026
Assessed Value
$952,000

Facts & Features

1 Car Garage

Home Facts

Type Residential
Style Single Family Residence
Year Built 1945
Living Area 2,016 sq ft
Lot Size 0.29 acres
Bedrooms 3
Full Baths 2
Total Rooms 5

Interior

Heating Steam, Oil
Cooling Wall Unit(s)
Flooring Hardwood
Appliances Tankless Water Heater, Range, Dishwasher, Disposal, Refrigerator, Washer, Dryer
Fireplace None
Fireplaces 1
Basement Full, Partially Finished, Concrete
Laundry In Basement, Electric Dryer Hookup, Washer Hookup
Features Recessed Lighting, Mud Room

Exterior

Construction Frame
Architecture Ranch
Roof Shingle
Features Porch - Enclosed, Patio
Pool None
Spa None
Fencing None
Patio/Porch Porch - Enclosed, Patio
Garage Spaces 1
Has Garage Yes
Features Under, Paved Drive, Off Street
Total Spaces 6
Electric 100 Amp Service
Water Public
Sewer Public Sewer
Gas None
Other For Electric Oven, For Electric Dryer, Washer Hookup
Annual Tax $11,719
Assessed Value $952,000
Fee Includes None
Amenities None
Optional Fee Includes None
Lead Paint Unknown
Seller Disclosures Gas Line Available. Total Living Area Does Not Include The Enclosed Porch. The Finished Basement Square Footage Reflects Public Records; Please Note The Basement Is Unheated. Buyer And Buyer’s Agent To Perform Their Own Due Diligence Regarding All Property Measurements And Details.
Possession None
Accepted Financing None
Structure Type []
Sq Ft Source Public Record
Sq Ft Disclosures Please refer to disclosure.
Documents None
County Middlesex

Property Overview

Property Type
Single Family Residence
Listing Type
For Sale
Year Built
1945
Bedrooms
3
Full Bathrooms
2
Living Area
2,016 sq ft
Total Rooms
5

Floor Layout

Interior Features

Flooring: Hardwood
Appliances: Tankless Water Heater, Range, Dishwasher, Disposal, Refrigerator, Washer, Dryer
Interior Features: Recessed Lighting, Mud Room
Windows: Insulated Windows
Basement: Full, Partially Finished, Concrete
Laundry: In Basement, Electric Dryer Hookup, Washer Hookup
Security:

Construction & Materials

Style: Ranch
Year Built: 1945
Structure Type:
Exterior Materials: Frame
Roof: Shingle
Foundation: Concrete Perimeter

Heating, Cooling & Utilities

Heating: Steam, Oil
Heating Zones: 1
Cooling: Wall Unit(s)
Hot Water:
Water Source: Public
Sewer: Public Sewer
Energy Features: Attic Vent Elec.

Exterior & Lot

Exterior Features: Porch - Enclosed, Patio
Patio & Porch: Porch - Enclosed, Patio
Fencing:
Other Structures:
Lot Features: Wooded, Gentle Sloping
Road Frontage: 100.00 ft
Road Surface:

Parking & Garage

Garage Spaces: 1
Garage Type: Attached
Total Parking Spaces: 6
Parking Features: Under, Paved Drive, Off Street

Special Features

Fireplaces: 1
Fireplace Type:
Community Amenities: Public Transportation, Shopping, Park, Walk/Jog Trails
School District
Lexington School District local
A+
School Safety 2024-25
0.3% Low
0.3% Suspensions 0.6% In-School
5.2% below state avg
E

Elementary Schools

10 schools
Lexington Montessori School
0.2 mi
Grades PK-06
Waldorf School
0.6 mi
Grades PK-08
Cotting School
1.5 mi
Grades PK-12
Community Therapeutic School
2.2 mi
Grades PK-08
A+
Bowman School
0.5 mi | #20 of 825 | Score: 65.2
Dropped 12 spots from last year
+7 above state avg
421 students Diverse
Diverse Student Body Strong Attendance
Grades K-05
Lexington Children's Place
1.2 mi
68 students Diverse
Diverse Student Body
Grades PK
The LEAP School
1.2 mi
Grades PK
A+
Harrington School
1.8 mi | #61 of 825 | Score: 61.3
Dropped 46 spots from last year
+3.1 above state avg
363 students Diverse
Diverse Student Body Strong Attendance
Grades K-05
A+
Bridge School
2.2 mi | #24 of 825 | Score: 64.5
Improved 83 spots from last year
+6.3 above state avg
348 students Diverse
Rising School Diverse Student Body Strong Attendance
Grades K-05
A+
Fiske School
2.7 mi | #44 of 825 | Score: 62.8
Improved 202 spots from last year
+4.6 above state avg
279 students Diverse
Rising School Diverse Student Body Strong Attendance
Grades K-05
M

Middle Schools

2 schools
A+
Jonas Clarke Middle School
1.3 mi | #1 of 352 | Score: 67.4
Improved 4 spots from last year
+9.2 above state avg
785 students Diverse
Diverse Student Body Strong Attendance
Grades 06-08
A+
William Diamond Middle School
3.1 mi | #10 of 352 | Score: 63.7
Dropped 1 spots from last year
+5.5 above state avg
907 students Diverse
Diverse Student Body Strong Attendance
Grades 06-08
H

High Schools

4 schools
Lexington Christian Academy
1.3 mi
Grades 06-12
JRI Meadowridge Pelham Academy School
1.3 mi
Grades 07-12
A+
Lexington High School
2.1 mi | #1 of 346 | Score: 82.6
Improved 4 spots from last year
+24.4 above state avg
2,348 students Diverse
20 sports • 2,520 athletes
Strong AP Program High Graduation Rate College Ready Curriculum Strong Athletics
Grades 09-12
A-
Minuteman Regional High School
3.6 mi | #74 of 346 | Score: 63.7
Dropped 26 spots from last year
+5.5 above state avg
657 students Moderate
12 sports • 700 athletes
Strong AP Program High Graduation Rate Career Tech Programs College Ready Curriculum
Grades 09-12
Learn about these ratings

Monthly Payment Calculator

Monthly Payment
$0
Principal, interest, taxes & insurance
Loan Amount
$0
After down payment
Total Interest
$0
Over life of loan
Total Cost
$0
Including down payment
%
Down: $0
%

Monthly Payment Breakdown

Principal & Interest $0
Property Tax $977
Homeowners Insurance $200
PMI (if <20% down) $0

Loan Summary

Total of 360 payments $0
Total principal paid $0
Total interest paid $0

Rate Impact

-0.5% Rate
$0/mo
Save $0/mo
Current Rate
$0/mo
+0.5% Rate
$0/mo
Cost $0/mo

Payment Over Time

Interest
Principal
Year 1
95% Interest
Year 15
50/50
Year 30
95% Principal
* Estimates only. Actual payments may vary. Consult with a lender for accurate figures.

Location

Loading map...

Neighborhood

12 Watertown St, Lexington MA 02421

Lexington, MA 02421

Listing Information

Listing Agent Alina Wang Team
Listing Office Coldwell Banker Realty - Lexington
Office Phone 781-862-2600
Agent MLS ID TM355701
Office MLS ID AN6216
Listing Data Updated Sep 16, 2026 5:43 PM EDT
Listing information is deemed reliable but not guaranteed. Data provided by MLS Property Information Network, Inc. All information should be independently verified.

Contact Us

Steve Novak Real Estate
Steve Novak Real Estate
BMN Boston Powered by SERHANT
Ask about this property — free, no obligation.

Similar Homes for Sale

Comparable Properties

Customize Comparable Search

Finding comparable properties...

Market Analytics for Lexington, MA

Real-time market trends and pricing data for this area

Loading market insights for Lexington.