Under contract

Price cut: $19.9K (8/3)

$580,000

18 South St, Billerica, MA 01821

3beds

1,932sqft

$3,673/mo

Get pre-qualified

Single Family Residence

Built in 1982

5,001 Square Feet Lot

$577,700 Zestimate^®

$300/sqft

$-- HOA

What's special

Back on the market! Spacious 3-bedroom, 1 & 1/2 bath Colonial that perfectly blends classic charm and warmth. Relax on the inviting farmer's porch, the perfect spot to enjoy your morning coffee or unwind after a long day. The walk-out basement provides outstanding potential for future expansion, whether you're envisioning a home office, gym, recreation room, or guest suite, this unfinished space offers endless possibilities with convenient direct outdoor access. Upstairs, enjoy seasonal peek-a-boo views of Nuttings Lake from the second floor, adding a touch of scenic charm. Perfectly located, you'll enjoy being just minutes from Burlington's shopping, restaurants, and everyday conveniences while also benefiting from easy highway access, making commuting a breeze. EASY TO SHOW!!!!

49 days

4,571

244

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 3
Bathrooms: 2
Full bathrooms: 1
1/2 bathrooms: 1

Primary bedroom

Features: Ceiling Fan(s), Closet, Flooring - Wall to Wall Carpet
Level: Second

Bedroom 2

Features: Ceiling Fan(s), Closet, Flooring - Wall to Wall Carpet
Level: Second

Bedroom 3

Features: Ceiling Fan(s), Closet, Flooring - Wall to Wall Carpet
Level: Second

Bathroom 1

Features: Bathroom - Half, Flooring - Stone/Ceramic Tile
Level: First

Bathroom 2

Features: Bathroom - With Tub & Shower, Flooring - Stone/Ceramic Tile, Beadboard
Level: Second

Family room

Features: Flooring - Wood, Window(s) - Picture, Deck - Exterior, Slider
Level: Main,First

Kitchen

Features: Flooring - Stone/Ceramic Tile, Breakfast Bar / Nook, Recessed Lighting
Level: Main,First

Living room

Features: Flooring - Hardwood, Window(s) - Picture, Cable Hookup
Level: Main,First

Heating

Forced Air

Cooling

Central Air

Appliances

Included: Gas Water Heater, Water Heater, Range, Disposal, Washer, Dryer
Laundry: In Basement, Electric Dryer Hookup, Washer Hookup

Features

Flooring: Tile, Carpet, Hardwood
Doors: Insulated Doors, Storm Door(s)
Windows: Insulated Windows
Basement: Full,Walk-Out Access,Interior Entry,Concrete,Unfinished
Number of fireplaces: 1

Interior area

Total structure area: 1,932
Total interior livable area: 1,932 sqft
Finished area above ground: 1,932

Property

Parking

Total spaces: 2
Parking features: Paved Drive, Off Street
Uncovered spaces: 2

Features

Patio & porch: Porch, Deck - Composite
Exterior features: Porch, Deck - Composite, Professional Landscaping
Waterfront features: Lake/Pond, 1/2 to 1 Mile To Beach, Beach Ownership(Public)

Lot

Size: 5,001 Square Feet
Features: Sloped

Details

Parcel number: 374970
Zoning: RES

Construction

Type & style

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

Materials

Frame
Foundation: Concrete Perimeter
Roof: Shingle

Condition

Year built: 1982

Utilities & green energy

Electric: 200+ Amp Service
Sewer: Public Sewer
Water: Public
Utilities for property: for Electric Range, for Electric Dryer, Washer Hookup

Green energy

Energy efficient items: Thermostat

Community & HOA

Community

Features: Shopping, Park, Golf, Laundromat, Highway Access, Public School

HOA

Has HOA: No

Location

Region: Billerica

Financial & listing details

Price per square foot: $300/sqft
Tax assessed value: $514,600
Annual tax amount: $5,713
Date on market: 7/8/2026
Listing terms: Contract
Road surface type: Paved

Estimated market value

$577,700

$549,000 - $607,000

$3,585/mo

Price history

Date	Event	Price
8/20/2026	Contingent	$580,000$300/sqft
Source: MLS PIN #73546498 Report a problem
8/3/2026	Price change	$580,000-3.3%$300/sqft
Source: MLS PIN #73546498 Report a problem
7/24/2026	Listed for sale	$599,900$311/sqft
Source: MLS PIN #73546498 Report a problem
7/14/2026	Contingent	$599,900$311/sqft
Source: MLS PIN #73546498 Report a problem
7/8/2026	Listed for sale	$599,900$311/sqft
Source: MLS PIN #73546498 Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	$5,713 +3.5%	$502,500 +2.8%
2024	$5,519 +3.9%	$488,800 +9.2%
2023	$5,314 +11%	$447,700 +18.3%
2022	$4,786 +3.2%	$378,600 +6.1%
2021	$4,638 +2.7%	$356,800 +2.7%
2020	$4,514 +0.3%	$347,500 +4.1%
2019	$4,501 +5.1%	$333,900 +10.6%
2018	$4,284 +4.3%	$301,900 +3.6%
2017	$4,106 +3.4%	$291,400 +3.7%
2016	$3,972 +0.7%	$280,900
2015	$3,944 +0.4%	$280,900 +2.1%
2014	$3,930 +2%	$275,000 +2.2%
2013	$3,852 +2.4%	$269,200 -0.4%
2012	$3,761 +0.9%	$270,200 -2.4%
2011	$3,728 +8.8%	$276,800 +1.2%
2010	$3,427 +3.4%	$273,500 -4.7%
2009	$3,315 -0.2%	$287,000 -4.8%
2008	$3,323 +2.1%	$301,500
2007	$3,256 +1.8%	$301,500
2006	$3,199 +5.6%	$301,500 +9.5%
2005	$3,028 +8%	$275,300 +7.2%
2004	$2,804 +6.7%	$256,800 +8.1%
2003	$2,628 +15.8%	$237,600 +30.1%
2002	$2,270 +13%	$182,600 +37.4%
1999	$2,008 +10%	$132,900 +10.1%
1995	$1,826	$120,700