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12 Mountain, Waltham MA 02451

Waltham, MA 02451
$1,595,000
Est. $9,086/month
4
Beds
3.5
Baths
2,444
Sq Ft
$653
Price/Sq Ft
0.28
Acres
2006
Year Built
7 hours 49 minutes
Time on Market
Active Listed Jun 10, 2026 • MLS# 73533956 Copied!

About this home

Welcome to this beautifully maintained, one-owner custom Colonial offering 3,400 square feet of living space in a highly sought-after Waltham location on the Lincoln line. Built in 2005, this 4-bedroom, 3.5-bath home showcases exceptional craftsmanship throughout. The striking fieldstone front, farmer's porch, professional landscaping, irrigation system, and oversized garage with loft storage create outstanding curb appeal and functionality. The open-concept kitchen features custom concrete countertops and flows seamlessly into the stunning living room with soaring Douglas fir cathedral ceilings and a dramatic floor-to-ceiling fieldstone gas fireplace. Hardwood floors run throughout the first floor, which also includes a versatile bonus room perfect for a home office, playroom, or guest space. Glass doors from the dining area lead to a large Trex deck overlooking a fully fenced, level backyard, with stairs leading to a patio and garden area—ideal for entertaining and outdoor enjoyment.

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Property Overview

Property Type
Single Family Residence
Listing Type
For Sale
Year Built
2006
Bedrooms
4
Full Bathrooms
3
Half Bathrooms
1
Living Area
2,444 sq ft
Total Rooms
10

Facts & Features

2 Car Garage
Central AC

Home Facts

Type Residential
Style Single Family Residence
Year Built 2006
Living Area 2,444 sq ft
Lot Size 0.28 acres
Bedrooms 4
Full Baths 3
Half Baths 1
Total Rooms 10

Interior

Heating Central, Forced Air
Cooling Central Air
Flooring Tile, Carpet, Hardwood
Appliances Gas Water Heater, Water Heater, Oven, Dishwasher, Disposal, Microwave, Refrigerator, Washer, Dryer, Range Hood
Fireplace Living Room
Fireplaces 1
Basement Full, Bulkhead, Sump Pump, Concrete, Slab, Unfinished
Laundry None
Features None

Exterior

Construction Frame, Stone
Architecture Colonial
Roof Shingle
Features Porch, Deck, Patio, Sprinkler System, Fenced Yard, Stone Wall
Pool None
Spa None
Fencing Fenced
Patio/Porch Porch, Deck, Patio

Parking

Garage Spaces 2
Has Garage Yes
Features Detached, Garage Door Opener, Storage, Garage Faces Side, Oversized, Off Street, Tandem, Paved
Total Spaces 9

Utilities

Electric 220 Volts, Circuit Breakers, 200+ Amp Service
Water Public
Sewer Public Sewer
Gas None
Other For Gas Range, For Electric Oven

Financial

Annual Tax $9,846
Assessed Value $1,051,400

Interior Features

Flooring: Tile, Carpet, Hardwood
Appliances: Gas Water Heater, Water Heater, Oven, Dishwasher, Disposal, Microwave, Refrigerator, Washer, Dryer, Range Hood
Interior Features:
Windows: Insulated Windows
Basement: Full, Bulkhead, Sump Pump, Concrete, Slab, Unfinished
Laundry:
Security:

Construction & Materials

Style: Colonial
Year Built: 2006
Structure Type:
Exterior Materials: Frame, Stone
Roof: Shingle
Foundation: Concrete Perimeter

Heating, Cooling & Utilities

Heating: Central, Forced Air
Heating Zones: 3
Cooling: Central Air
Cooling Zones: 1
Hot Water:
Water Source: Public
Sewer: Public Sewer
Energy Features:

Exterior & Lot

Exterior Features: Porch, Deck, Patio, Sprinkler System, Fenced Yard, Stone Wall
Patio & Porch: Porch, Deck, Patio
Fencing: Fenced
Other Structures:
Lot Features: Level
Road Surface: Paved

Parking & Garage

Garage Spaces: 2
Total Parking Spaces: 9
Parking Features: Detached, Garage Door Opener, Storage, Garage Faces Side, Oversized, Off Street, Tandem, Paved

Special Features

Fireplaces: 1
Fireplace Type: Living Room
Community Amenities: Walk/Jog Trails, Bike Path, Conservation Area, Highway Access, Public School, Sidewalks

Location

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Neighborhood

12 Mountain, Waltham MA 02451

Waltham, MA 02451

Walkability

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Nearby Schools

School District
Waltham School District local
B+
School Safety 2024-25
2.3% Average
2.2% Suspensions 1.4% In-School 0.1% Emergency
3.2% below state avg
E

Elementary Schools

10 schools
Milestones Day School
1.7 mi
Grades 02-12
Our Lady's Academy
1.8 mi
Grades PK-08
The Lumen Academy
3.7 mi
Grades PK-08
A-
Douglas MacArthur Elementary School
1.2 mi | #185 of 824 | Score: 55.9
Improved 213 spots from last year
-2.3 below state avg
475 students Diverse
Rising School Diverse Student Body
Grades K-05
B
Northeast Elementary School
2.2 mi | #352 of 824 | Score: 49.1
Improved 255 spots from last year
-9.1 below state avg
527 students Diverse
Rising School Diverse Student Body
Grades PK-05
B-
Dual Language School
2.4 mi | #433 of 824 | Score: 46.6
Dropped 101 spots from last year
-11.6 below state avg
222 students Moderate
Grades K-05
B+
Thomas R Plympton Elementary School
2.7 mi | #303 of 824 | Score: 50.8
Improved 344 spots from last year
-7.4 below state avg
357 students Diverse
Rising School Diverse Student Body
Grades K-05
B-
William F. Stanley Elementary School
3.6 mi | #420 of 824 | Score: 47.2
Improved 49 spots from last year
-11.1 below state avg
381 students Diverse
Rising School Diverse Student Body
Grades PK-05
B+
James Fitzgerald Elementary School
3.8 mi | #270 of 824 | Score: 51.8
Improved 2 spots from last year
-6.4 below state avg
350 students Diverse
Diverse Student Body Strong Attendance
Grades K-05
B
Henry Whittemore Elementary School
4.0 mi | #357 of 824 | Score: 49.0
Improved 144 spots from last year
-9.2 below state avg
372 students Moderate
Rising School
Grades K-05
M

Middle Schools

2 schools
A-
John F Kennedy Middle School
2.8 mi | #94 of 352 | Score: 50.3
Improved 34 spots from last year
-7.9 below state avg
635 students Diverse
Rising School Diverse Student Body
Grades 06-08
B
John W. McDevitt Middle School
3.1 mi | #160 of 352 | Score: 43.8
Dropped 17 spots from last year
-14.4 below state avg
618 students Diverse
Grades 06-08
H

High Schools

4 schools
Waltham Valor High School
2.4 mi
49 students Less Diverse
Grades 09-12
Chapel Hill Chauncy Hall School
2.5 mi
Grades 09-12
B-
Waltham Senior High School
2.8 mi | #179 of 346 | Score: 53.0
Improved 59 spots from last year
-5.2 below state avg
1,791 students Diverse
21 sports • 1,802 athletes
Early College Program Rising School Career Tech Programs College Ready Curriculum
Grades 09-12
Gann Academy-The New Jewish High School
2.9 mi
Grades 09-12
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Monthly Payment Breakdown

Principal & Interest $0
Property Tax $821
Homeowners Insurance $200
PMI (if <20% down) $0

Loan Summary

Total of 360 payments $0
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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.

Property History

Property Timeline

🏠
Listed for Sale
Jun 10, 2026
$1,595,000
Original listing
Agent: Jason Saphire Office: www.HomeZu.com

Price & Status History

Date Event Price Change
Jun 10, 2026 New Listing Added $1,595,000

Market Statistics

Time on Market
7 hours 49 minutes
Price per Sq Ft
$653

Tax History

Year Taxes Assessment
2025 $9,846 $1,051,400

Financial Details

Annual Property Tax
$9,846
Tax Year 2025
Assessed Value
$1,051,400

Listing Information

Listing Agent Jason Saphire
Listing Office www.HomeZu.com
Agent MLS ID CN236778
Office MLS ID AN7148
Listing Data Updated Jun 10, 2026 7:35 PM EDT
Listing information is deemed reliable but not guaranteed. Data provided by MLS Property Information Network, Inc. All information should be independently verified.

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