21 Balfour Street Lexington, MA ^$ 3,875,000

21 Balfour Street

^$ 3,875,000

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Open House 5/17 12pm - 2pm

21 Balfour Street

Lexington, MA, 02421

^$ 3,875,000

Bedrooms6 Baths6.1 Sq 7,123

Monthly Estimate*

^$ 23,859

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Single Family Home for sale in Lexington, MA

for $3,875,000 with 6 bedrooms and 6 full baths, 1 half bath. This 7,123 square foot home was built in 2026 on a lot size of 0.67.

Outstanding new construction Colonial by top development group featuring superb craftsmanship and exquisite details throughout highlighting the finest millwork, cabinetry and built-ins. A brilliantly designed main level with front and rear staircases, designer kitchen with extensive custom cabinetry, oversized island, Wolf appliances and separate Sub-Zero refrigerator and freezer, along with a butler's pantry and separate prep kitchen. The flexible layout throughout provides options for a bedroom/office on main level, as well as, the lower level. Five generous bedrooms on the second level including the stunning primary suite will exceed all expectations. The finished walk-out lower level offers wonderful entertainment options with beverage center, full bath, recreational and exercise areas leading out to an expansive stone patio, custom designed deck and sprawling gorgeous backyard. Located in a sought after neighborhood with easy access to the town center and numerous amenities.

Open House

5/17/2026 12:00 PM - 2:00 PM

21 Balfour Street Lexington, MA

* Some states or local ordinances may prohibit Open Houses at this time, please confirm with your Weichert agent or local rep to confirm

Single Family Active

Price

^$ 3,875,000

Bedrooms

Full Bath

Half Bath

Property Type

Single Family

Taxes

^$ 999,999

Style

Colonial

Lot Size

0.67

Year Built

2026

Town/City

Lexington

County/Region

Middlesex

MLS | Web ID

73519860

List By

The Joyce Team

Listing Agent

Compass

Broker

Affordability Calculator

$107,192

Per Month

Monthly Principal & Interest: $23,859
Monthly Property Taxes: $83,333
Monthly Home Insurance: --

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Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.

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Nearby

Trends

Single family listings in Lexington, MA

Average List Price ^$2,565,868

Percent of Sale Price 34%

About Lexington, MA

32,303 Population

6% Since 2002

^$154,318 Median Income

48.67 Median Age

41% Households with Children

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Trends Information provided by ATTOM Data Solutions.

Neighborhood & Schools

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Pricing History

Date	Price	Price Change	Description
5/15/2026	$3,875,000		Listed Price

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21 Balfour Street, Lexington, MA, 02421 is a Single Family Home for sale at $3,875,000 with 7,123 sqft and a lot size of 0.67. 21 Balfour Street has 6 bedrooms, 6.1 baths, and was built in 2026. The property's zip code is 02421 which is in Lexington, MA

*Information deemed reliable but not guaranteed.

Financial calculator disclaimer: Default based on a 30-year fixed rate of 6.25% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.

Data is updated as of 5/17/2026.

The real estate information and related content displayed on this site is provided for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

The property listing data and information, or the Images, set forth herein were provided to MLS Property Information Network, Inc. from third party sources, including sellers, lessors and public records, and were compiled by MLS Property Information Network, Inc. The property listing data and information, and the Images, are for the personal, non-commercial use of consumers having a good faith interest in purchasing or leasing listed properties of the type displayed to them and may not be used for any purpose other than to identify prospective properties which such consumers may have a good faith interest in purchasing or leasing. MLS Property Information Network, Inc. and its subscribers disclaim any and all representations and warranties as to the accuracy of the property listing data and information, or as to the accuracy of any of the Images, set forth herein.

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21 Balfour Street

Single Family Home for sale in Lexington, MA

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