NickBiondo
Buy
Property SearchSearch all available MLS listingsSet AlertsGet notified about new listingsNeighborhood GuidesExplore local communities & data
Needham, MA
Wellesley, MA
Dover, MA
Westwood, MA
Dedham, MA
Natick, MA
View All Neighborhoods →
Featured PropertiesBrowse our exclusive local listings
9 Weld St
27 Harold W Bishop B...
45 Circuit Rd
Sell
Home ValuationGet a free, instant estimateMy ListingsBrowse my active market properties
Insights
Resources
ResourcesHelpful guides and toolsLocal EventsEvents & local favorites near you
About
Meet the AgentMy background and experience
Contact Me
Buy
Property Search
Set Alerts
Neighborhood Guides
Needham, MA
Needham CenterNeedham HeightsNeedham JunctionCharles River VillageBirds HillBroadmeadow
Wellesley, MA
Dover, MA
Westwood, MA
Dedham, MA
Natick, MA
View All Neighborhoods →
Featured Properties
9 Weld St
27 Harold W Bishop B...
45 Circuit Rd
Sell
Home Valuation
My Listings
Insights
Resources
Resources
Local Events
About
Meet the Agent
Contact Me

Nick Biondo

I'm Nick Biondo, a Needham, MA real estate agent helping young and growing families find the right suburban home across MetroWest Boston — from first search to closing.

Explore

  • Home
  • About
  • Home Search
  • Set Alerts
  • My Active Listings
  • Featured Listings
  • Home Valuation
  • Insights
  • Resources
  • Contact
  • Privacy Policy

Contact

  • 10 Lincoln St, Newton, MA, 02461
  • (480) 540-2772
  • nick@commonwealthstandard.com

Brokerage

Commonwealth Standard Realty Advisors

© 2026 Nick Biondo. All rights reserved.
Equal Housing Opportunity. Information deemed reliable but not guaranteed.

  1. Home
  2. Listings
  3. 121 Lexington St, Burlington, MA 01803
Active
46 Days on market
121 Lexington St Burlington — Photo 1 of 42

121 Lexington St Burlington — Photo 1 of 42

Recent Drop: $100,000

$2,399,999
$2,299,999

$2,299,999

121 Lexington St, Burlington, MA 01803

Burlington, MA 01803

Beds

5

Baths

4.5

SqFt

4,700

Style

Single Family

Built

2026

Exceptional new construction Colonial by a top Burlington builder, perfectly sited on a gorgeous nearly one-acre lot in a fantastic location! Designed with timeless style and quality craftsmanship, this home features an oversized chef's kitchen with double islands, a walk-in pantry, formal dining room with custom millwork, and a stunning fireplaced great room with beamed ceiling and walls of windows. The second floor offers 4 bedrooms, including a luxurious primary suite with sitting room, multiple closets, and spa-like bath, plus a second en-suite bedroom and convenient laundry room. The finished walk-up attic includes a bonus room, full bath, and 5th bedroom perfect for in-law/au pair. The walk-out basement offers extra-high ceilings, rough plumbing for a future bath, and outstanding expansion potential.

Immersive Experience

BestHDTour.com

Market Value Analysis

This Property
Size (SqFt) →Price →
This Property$489/sqft
Local Avg (Burlington)$426/sqft
15% AboveMarket Average

* Analysis is based on 23 actively listed and recently sold comparable properties strictly within Burlington, MA.

Property Details

Financials

Original Price$2,399,999
Annual Taxes$13,274

Parking

Garage2
Off-Street8

Interior Specifications

Total Rooms11
Fireplaces1
FlooringTile, Hardwood, Flooring - Hardwood, Flooring - Wall to Wall Carpet, Flooring - Stone/Ceramic Tile
BasementFull, Walk-Out Access

Climate & Utilities

HeatingForced Air, Natural Gas, Fireplace(s)
CoolingCentral Air
WaterPublic
SewerPublic Sewer

Building & Exterior

ConstructionFrame
RoofAsphalt/Composition Shingles
FoundationConcrete Perimeter
ZoningRO

Property & Lot

Acres0.81
SqFt Lot35,201
Lot FeaturesCleared, Level, Other

Amenities & Appliances

Gas Water Heater • Refrigerator

Neighborhood

Public Transportation • Shopping • Pool • Tennis Court(s) • Park • Walk/Jog Trails

Geography

Floorplan Breakdown

Structural Layout

Third
Bedroom 5
Second
Master BedroomBedroom 2Bedroom 3Bedroom 4Bathroom 2Bathroom 3
First
Dining RoomKitchenOfficeBathroom 1
Dining Room
Lvl First

12.6 x 15.11

Coffered Ceiling(s), Flooring - Hardwood, Window(s) - Bay/Bow/Box, Chair Rail, Recessed Lighting, Crown Molding

Kitchen
Lvl First

20.1 x 14.4

Office
Lvl First

12.2 x 7.1

Flooring - Hardwood, Recessed Lighting, Crown Molding

Master Bedroom
Lvl Second

26 x 26.6

Bathroom - Full, Bathroom - Double Vanity/Sink, Ceiling Fan(s), Closet - Linen, Walk-In Closet(s), Closet, Flooring - Hardwood, Recessed Lighting

Bedroom 2
Lvl Second

12.6 x 11.8

Bedroom 3
Lvl Second

16.7 x 11.11

Closet, Flooring - Hardwood

Bedroom 4
Lvl Second

12.4 x 11.8

Closet, Flooring - Hardwood

Bedroom 5
Lvl Third

12.6 x 12.7

Bathroom - Full, Closet, Flooring - Wall to Wall Carpet, Recessed Lighting

Bathroom 1
Lvl First

4.8 x 15.1

Bathroom - Half

Bathroom 2
Lvl Second

8.6 x 9.8

Bathroom - Full, Flooring - Stone/Ceramic Tile

Bathroom 3
Lvl Second

9.9 x 5

Bathroom - Full, Flooring - Stone/Ceramic Tile

Property History

Price Drop
$2,299,999

Was $2,399,999

Aug 15, 2026

MLS® 73547498

Listed
$2,399,999

Jul 9, 2026

MLS® 73547498

Population

26,274

U.S. Census Bureau, ACS 2024 5-Year Estimates (B01003)

Median Household Income

$146K

U.S. Census Bureau, ACS 2024 5-Year Estimates (B19013)

Renter-Occupied Homes

25.8%

U.S. Census Bureau, ACS 2024 5-Year Estimates (B25003)

New Construction Permits — Middlesex County

2,667 housing units permitted in the last 12 months (-2% vs the prior 12 months) — 1,709 in 5+ unit buildings

U.S. Census Bureau, Building Permits Survey (through Jun '26)

ADU Potential

Massachusetts allows one accessory dwelling unit by right in single-family zoning districts statewide (M.G.L. c. 40A §3; 760 CMR 71.00, effective Feb 2025). Estimated maximum ADU size for this property: 900 sq ft (the lesser of 900 sq ft or half the 4,700 sq ft principal dwelling). Lot size: 35,201 sq ft.

Based on listing data, which indicates the property type — not the zoning district. Local dimensional, septic (Title 5), and historic-district requirements still apply. Not legal advice — verify with the municipality.

Full Burlington, MA market report ZIP 01803 market data
Listing Provided By

Listing Agent: Paul A. Conti

Listing Office: Paul Conti Real Estate

MLS® Number: 73547498

Related Insights

View All
Massachusetts Fall Housing Market Gives Buyers Room
Real Estate
Aug 17, 2026

Massachusetts Fall Housing Market Gives Buyers Room

Closing Costs in MA for Buyers and Sellers
Real Estate
Aug 3, 2026

Closing Costs in MA for Buyers and Sellers

MetroWest MA Buyers Face High Prices and Fast Sales
Real Estate
Jul 27, 2026

MetroWest MA Buyers Face High Prices and Fast Sales

View All Insights

Browse More Homes in Burlington

Explore other active listings in the area.

  • 156 Mill St
    $758,000
    156 Mill St
    Burlington, MA
    3 bd2 ba1,684 sqft
  • 133 Mill Street
    $820,000
    133 Mill Street
Burlington, MA
3 bd1 ba1,580 sqft
  • 38 Paulson Drive
    $774,900
    38 Paulson Drive
    Burlington, MA
    3 bd3 ba2,184 sqft
  • 36 Prouty Rd
    $845,000
    36 Prouty Rd
    Burlington, MA
    3 bd2 ba2,102 sqft
  • 14 Eugene Road
    $1,250,000
    14 Eugene Road
    Burlington, MA
    3 bd2 ba1,842 sqft
  • 20 Ledgewood Dr
    $729,900
    20 Ledgewood Dr
    Burlington, MA
    2 bd1 ba1,170 sqft