For sale

$799,000

11 Derby St, Waltham, MA 02453

2beds

1,901sqft

$5,066/mo

Get pre-qualified

Multi Family

Built in 1900

-- sqft lot

$784,000 Zestimate^®

$420/sqft

$-- HOA

What's special

Builder and investor opportunity in Waltham's desirable South Side! Offered as an income-producing investment property, currently two large 1-bedroom units with expansion potential. Located in an RB zoning district with Old Lot Opinion flexibility, allowing for a 1647 sq ft buildable footprint and reduced side-yard setback requirements per town guidelines. Two-family structure in place with strong potential for redevelopment, condo conversion, or expansion including a possible accessory dwelling unit (ADU), subject to municipal approvals. Inquire about seller finance option. Buyer to perform all due diligence.

262 days

606

10

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 2
Bathrooms: 2
Full bathrooms: 2

Features

Has basement: No
Has fireplace: No

Interior area

Total structure area: 1,901
Total interior livable area: 1,901 sqft
Finished area above ground: 1,901

Property

Parking

Total spaces: 6
Parking features: Paved Drive, Off Street, Paved
Uncovered spaces: 6

Features

Patio & porch: Deck - Wood

Lot

Size: 5,489 Square Feet

Details

Parcel number: 841483
Zoning: RB

Construction

Type & style

Home type: MultiFamily
Property subtype: Multi Family

Materials

Frame
Foundation: Stone
Roof: Shingle

Condition

Year built: 1900

Utilities & green energy

Sewer: Public Sewer
Water: Public

Community & HOA

Community

Features: Public Transportation, Shopping, Park, Medical Facility, Laundromat, Highway Access, House of Worship, Public School, University

Location

Region: Waltham

Financial & listing details

Price per square foot: $420/sqft
Tax assessed value: $818,000
Annual tax amount: $8,033
Date on market: 12/3/2025
Total actual rent: 0

Estimated market value

$784,000

$745,000 - $823,000

$3,988/mo

Price history

Date	Event	Price
3/24/2026	Price change	$799,000-3.6%$420/sqft
Source: MLS PIN #73459250 Report a problem
1/21/2026	Price change	$829,000-2.4%$436/sqft
Source: MLS PIN #73459250 Report a problem
12/3/2025	Listed for sale	$849,000+485.5%$447/sqft
Source: MLS PIN #73459250 Report a problem
8/5/1992	Sold	$145,000$76/sqft
Source: Public Record Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	$8,033 +7.5%	$818,000 +5.5%
2024	$7,472 +1%	$775,100 +8.2%
2023	$7,395 -1.5%	$716,600 +6.3%
2022	$7,508 +95.6%	$674,000 +98.8%
2021	$3,839 +1.1%	$339,100 +6.7%
2020	$3,798	$317,800 -38.1%
2019	--	$513,700 +8.5%
2018	--	$473,600 +4.7%
2017	--	$452,300 +5.8%
2016	--	$427,500 +10.3%
2015	--	$387,600