For sale

$6,750,000

15 Brown St, Waltham, MA 02493

5beds

10,819sqft

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Single Family Residence

Built in 1998

2.93 Acres Lot

$6,526,200 Zestimate^®

$624/sqft

$-- HOA

What's special

Spectacular pool and spaTennis courtStone patiosPrivate gateFirst floor primary suiteElegant marble fountainBeautiful wrought iron fence

Introducing a timeless European inspired mansion with a private gate and elegant marble fountain. This custom estate is situated on 3 acres. A spectacular pool and spa complemented by a fully equipped pool house with a kitchen adorn the grounds. A beautiful wrought iron fence embraces the entire estate which includes stone patios and tennis court. The grand entry and living and dining rooms boast beautiful granite floors for fine entertaining. Additionally, rich oak wood floors are throughout the house. Three custom marble fireplaces grace the sitting areas. A first floor primary suite, private office and sunroom complete the main level. Upstairs has 4 large bedroom suites while the finished 3rd floor is ideal for a dual in-home office or guest bedroom. The tremendous lower level features a sauna, steam and home theater. This exceptional home embodies an elevated blend of refined and recreational living. This location provides excellent proximity to Boston and top-ranked schools.

22 days

1,227

56

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Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 5
Bathrooms: 9
Full bathrooms: 7
1/2 bathrooms: 2
Main level bedrooms: 1

Primary bedroom

Features: Bathroom - Full, Walk-In Closet(s), Flooring - Hardwood, Flooring - Marble, Hot Tub / Spa, French Doors, Wet Bar, Double Vanity, Exterior Access
Level: Main,First
Area: 768.53
Dimensions: 24.33 x 31.58

Bedroom 2

Features: Bathroom - Full, Walk-In Closet(s), Flooring - Hardwood
Level: Second
Area: 339.93
Dimensions: 14.83 x 22.92

Bedroom 3

Features: Bathroom - Full, Walk-In Closet(s), Flooring - Hardwood
Level: Second
Area: 314.76
Dimensions: 14.58 x 21.58

Bedroom 4

Features: Bathroom - Full, Walk-In Closet(s), Flooring - Hardwood
Level: Second
Area: 270.86
Dimensions: 16.58 x 16.33

Bedroom 5

Features: Bathroom - Full, Skylight, Closet, Flooring - Hardwood
Level: Second
Area: 862.5
Dimensions: 23 x 37.5

Primary bathroom

Features: Yes

Bathroom 1

Features: Bathroom - Half, Flooring - Stone/Ceramic Tile
Level: First
Area: 31.63
Dimensions: 5.75 x 5.5

Bathroom 2

Features: Bathroom - Half, Flooring - Stone/Ceramic Tile
Level: First
Area: 57.44
Dimensions: 7.83 x 7.33

Bathroom 3

Features: Bathroom - Full, Bathroom - With Shower Stall, Flooring - Stone/Ceramic Tile, Steam / Sauna
Level: Basement
Area: 61.75
Dimensions: 9.75 x 6.33

Dining room

Features: Flooring - Stone/Ceramic Tile
Level: Main,First
Area: 348.92
Dimensions: 17.67 x 19.75

Family room

Features: Flooring - Hardwood, Open Floorplan
Level: Main,First
Area: 330.75
Dimensions: 16.33 x 20.25

Kitchen

Features: Flooring - Stone/Ceramic Tile, Countertops - Stone/Granite/Solid, Kitchen Island, Open Floorplan, Gas Stove
Level: Main,First
Area: 232.75
Dimensions: 16.33 x 14.25

Living room

Features: Cathedral Ceiling(s), Flooring - Stone/Ceramic Tile, Window(s) - Stained Glass, French Doors, Open Floorplan
Level: Main,First
Area: 382.44
Dimensions: 21.75 x 17.58

Office

Features: Flooring - Hardwood
Level: Third
Area: 704.58
Dimensions: 31.67 x 22.25

Heating

Forced Air, Baseboard, Natural Gas, Fireplace

Cooling

Central Air

Appliances

Included: Gas Water Heater, Range, Oven, Dishwasher, Disposal, Microwave, Refrigerator
Laundry: Flooring - Stone/Ceramic Tile, First Floor, Gas Dryer Hookup, Washer Hookup

Features

Open Floorplan, Study, Sun Room, Office, Bonus Room, Media Room, Sauna/Steam/Hot Tub, Wet Bar, Walk-up Attic, Wired for Sound
Flooring: Carpet, Hardwood, Stone / Slate, Flooring - Hardwood, Flooring - Stone/Ceramic Tile, Flooring - Wall to Wall Carpet
Doors: French Doors
Basement: Full,Finished,Walk-Out Access
Number of fireplaces: 3
Fireplace features: Family Room, Living Room

Interior area

Total structure area: 10,819
Total interior livable area: 10,819 sqft
Finished area above ground: 7,514
Finished area below ground: 3,305

Property

Parking

Total spaces: 29
Parking features: Attached, Garage Door Opener, Heated Garage, Paved Drive, Off Street, Paved
Attached garage spaces: 4
Uncovered spaces: 25

Features

Patio & porch: Covered
Exterior features: Covered Patio/Deck, Pool - Inground Heated, Cabana, Tennis Court(s), Hot Tub/Spa, Professional Landscaping, Sprinkler System, Fenced Yard, Garden
Has private pool: Yes
Pool features: Pool - Inground Heated
Has spa: Yes
Spa features: Private
Fencing: Fenced/Enclosed,Fenced

Lot

Size: 2.93 Acres

Details

Additional structures: Cabana
Parcel number: 3687961
Zoning: SFR

Construction

Type & style

Home type: SingleFamily
Architectural style: Colonial
Property subtype: Single Family Residence

Materials

Foundation: Concrete Perimeter

Condition

Year built: 1998

Utilities & green energy

Electric: Generator, Generator Connection
Sewer: Private Sewer
Water: Public
Utilities for property: for Gas Range, for Gas Oven, for Gas Dryer, Washer Hookup, Generator Connection

Community & HOA

Community

Features: Pool, Tennis Court(s), Walk/Jog Trails, Golf, Medical Facility, Conservation Area, Highway Access, House of Worship, Private School, Public School
Security: Security System

HOA

Has HOA: No

Location

Region: Waltham

Financial & listing details

Price per square foot: $624/sqft
Tax assessed value: $4,192,600
Annual tax amount: $45,620
Date on market: 6/10/2026

Estimated market value

$6,526,200

$6.20M - $6.85M

$6,589/mo

Price history

Date	Event	Price
6/10/2026	Listed for sale	$6,750,000+1434.1%$624/sqft
Source: MLS PIN #73533214 Report a problem
11/10/1997	Sold	$440,000$41/sqft
Source: Public Record Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	$45,951 +2.2%	$4,139,700 +2.4%
2024	$44,972 +0.7%	$4,044,200 +7.2%
2023	$44,678 +6.9%	$3,773,500 +15.6%
2022	$41,811 +3.3%	$3,263,900 +4.7%
2021	$40,468 -3.9%	$3,117,700 -5%
2020	$42,117 +1.4%	$3,282,700 -0.5%
2019	$41,548 +0.4%	$3,300,100 -0.3%
2018	$41,398 +0.9%	$3,309,200
2017	$41,034 +1.3%	$3,309,200 -0.6%
2016	$40,503 +1.3%	$3,330,800 +2.3%
2015	$39,971 -7.5%	$3,255,000 -4.1%
2014	$43,216 +2.3%	$3,394,800 -0.3%
2013	$42,226 +0.4%	$3,405,300 -1.9%
2012	$42,045 +6.1%	$3,471,900 -0.3%
2011	$39,646 +1.2%	$3,480,800 -1.3%
2010	$39,165 -2.9%	$3,528,400 -3.6%
2009	$40,314 +2.6%	$3,658,300 -0.7%
2008	$39,309 +3.2%	$3,684,100 -0.7%
2007	$38,082 -0.3%	$3,711,700 -3.3%
2006	$38,207 +7.7%	$3,839,900 +2.4%
2005	$35,466 -1.9%	$3,749,100 +0.3%
2004	$36,139 -5.2%	$3,737,200 -0.5%
2003	$38,136 +14.7%	$3,757,200 +14.6%
2002	$33,257 +176.6%	$3,279,800 +226.5%
2000	$12,025	$1,004,600

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HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.

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