FeaturesFlooring - Wall to Wall Carpet
LevelSecond
12 Mountain, Waltham MA 02451
Waltham, MA 02451
$1,595,000
$1,559,000
Est. $8,904/month
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About this home
Welcome to this beautifully maintained, one-owner custom Colonial offering 2444square 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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Recently Sold Nearby
Property History
Market Insights
1
Price Changes
2.3%
Price Range
Property Timeline
Pending Sale
Jul 25, 2026
Offer accepted, sale pending
Back On Market
Jul 24, 2026
Active
Pending Sale
Jul 5, 2026
Offer accepted, sale pending
Price Reduced
Jun 25, 2026
$1,559,000
$36,000
(-2.26%)
From $1,595,000 to $1,559,000 (-2.3%)
Listed for Sale
Jun 10, 2026
$1,595,000
Original listing
Agent: Jason Saphire
Office: www.HomeZu.com
| Date | Event | Price | Change | $/sqft | Details |
|---|---|---|---|---|---|
| 07/25/2026 | ⏳ Pending Sale | - | - | - | Offer accepted, sale pending |
| 07/24/2026 | • Back On Market | - | - | - | Active |
| 07/05/2026 | ⏳ Pending Sale | - | - | - | Offer accepted, sale pending |
| 06/25/2026 | ↓ Price Reduced | $1,559,000 | $36,000 | - | From $1,595,000 to $1,559,000 (-2.3%) |
| 06/10/2026 | 🏠 Listed for Sale | $1,595,000 | - | - | Original listing |
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
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
Baseboard
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
HOA & Community
Fee Includes
None
Amenities
None
Optional Fee Includes
None
MA Disclosures
Seller Disclosures
Wall Microwave Unit Not Working
Exclusions
Furniture, Televisions.
Additional Details
Possession
None
Accepted Financing
None
Structure Type
[]
House Color
Tan
Sq Ft Source
Public Record
Documents
None
County
Middlesex
Total market time (incl. prior listings)
26 days
Property Overview
Property Type
Single Family Residence
Listing Type
Sale Pending
Year Built
2006
Bedrooms
4
Full Bathrooms
3
Half Bathrooms
1
Living Area
2,444 sq ft
Total Rooms
10
Floor Layout
Interactive room guide
Floor Layout
Finished Area
2,444 sq ft above grade
FeaturesFlooring - Wall to Wall Carpet
LevelSecond
FeaturesFlooring - Wall to Wall Carpet
LevelSecond
FeaturesBathroom - Full, Walk-In Closet(s), Flooring - Wall to Wall Carpet
LevelSecond
FeaturesFlooring - Hardwood
LevelFirst
FeaturesFlooring - Hardwood
LevelFirst
FeaturesCathedral Ceiling(s), Ceiling Fan(s), Flooring - Hardwood
LevelFirst
FeaturesFlooring - Hardwood
LevelFirst
FeaturesYes
Display Options
Outdoor Areas
Patio & porchPorch, Deck, Patio
Room Markers
BABathroom (4)
BRBedroom (5)
DDining (1)
KKitchen (1)
LLiving (2)
OOffice (1)
Conceptual diagram based on MLS room data. It is not to scale and is not a substitute for architectural plans or on-site measurements.
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:
Baseboard
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
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
Elementary Schools
3 schools
Community Therapeutic School
0.6 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
Cotting School
1.3 mi
Grades PK-12
Middle Schools
3 schools
A+
Jonas Clarke Middle School
2.0 mi
|
#1 of 352
|
Score: 67.5
Improved 4 spots from last year
+9.3 above state avg
796 students
Diverse
Diverse Student Body
Strong Attendance
Grades 06-08
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+
Hanscom Middle School
2.8 mi
|
#142 of 352
|
Score: 44.9
Dropped 19 spots from last year
-13.3 below state avg
493 students
Diverse
Diverse Student Body
Grades PK-08
High Schools
3 schools
A
Minuteman Regional High School
2.0 mi
|
#71 of 346
|
Score: 63.9
Dropped 23 spots from last year
+5.7 above state avg
669 students
Moderate
12 sports
• 700 athletes
Strong AP Program
Career Tech Programs
College Ready Curriculum
Grades 09-12
Cambridge School of Weston
2.3 mi
Grades 09-12
Waltham Valor High School
2.4 mi
49 students
Less Diverse
Grades 09-12
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Monthly Payment Breakdown
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Homeowners Insurance
$200
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Loan Summary
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Payment Over Time
Year 1
95% Interest
Year 15
50/50
Year 30
95% Principal
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Location
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Neighborhood
12 Mountain, Waltham MA 02451
Waltham, MA 02451
Listing Information
Listing Agent
Jason Saphire
Listing Office
www.HomeZu.com
Office Phone
877-249-5478
Agent MLS ID
CN236778
Office MLS ID
AN7148
Listing Data Updated
Jul 25, 2026 10:43 AM 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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