Off market mar 1999 for $155K

$928,851

•

1,815

sq ft

21 Delaware St, Somerville, MA 02145

About this home

Single-familyProperty Type

1890Year Built

2,250 sq ftLot Size

$512Est. Price/Sq.Ft.

3 spacesParking

Listed by Frank Hayes • Century 21 Advance Realty

Bought with Frank Hayes • Century 21 Advance Realty

Redfin checked: 3 minutes ago

•Source:MLS PIN #30271595

Redfin Estimate

$928,851

$774K since sold in March 1999$6,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 19.3% lower than the average sale price ($1.15M) of 6 comparable homes.

SOLD AUG 4, 2026
$840,000
A
3 beds2 baths1,804 sq ft
22 Wellington Ave, Somerville, MA 02145
SOLD APR 24, 2026
$1,510,000
B
3 beds1.5 baths1,728 sq ft
10 Sanborn Ave, Somerville, MA 02143
SOLD AUG 5, 2026
$835,000
C
5 beds2 baths1,899 sq ft
29 Wigglesworth St, Somerville, MA 02145
SOLD JUL 8, 2026
$975,000
D
3 beds2 baths1,523 sq ft
39 Alston St, Somerville, MA 02143
SOLD SEP 9, 2026
$1,247,800
E
3 beds1.5 baths1,304 sq ft
25 Partridge Ave, Somerville, MA 02145
SOLD SEP 3, 2026
$1,500,000
F
3 beds1.5 baths1,346 sq ft
45 Tremont St, Cambridge, MA 02139

Claim this home to receive a free report every month with insights on the changing estimate.

Earn from this home

Sell

$865,817

Est. take-home

List your home with Redfin and save $4,644

Rent

$4,659/mo

Redfin rental estimate

List your home for rent

Market trends in 02145, MA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

98.9%

+0.3% MoM

Median sale price

$770K

$30K MoM

Avg. days on market

35d

6 days MoM

Recently sold homes

15 MoM

New listings for sale

FOR SALE BY OWNER
$1,700,000
8 beds4 baths3,678 sq ft
17 Edmands St, Somerville, MA 02145
EARLY ACCESS
$2,395,000
9 beds6 baths4,051 sq ft
81 Wheatland St, Somerville, MA 02145
OPEN SUN, 11:30AM TO 1PM
$949,000
2 beds2 baths1,450 sq ft
7 Lowell Ter #7, Somerville, MA 02145
OPEN SUN, 11AM TO 1PM
$1,749,000
7 beds3 baths4,261 sq ft
246 School St, Somerville, MA 02145
OPEN SUN, 1PM TO 3PM
$439,900
1 bed1 bath590 sq ft
326 Broadway St #11, Somerville, MA 02145
OPEN SUN, 11:30AM TO 1PM
$890,000
3 beds1.5 baths1,365 sq ft
371 Broadway #1, Somerville, MA 02145
OPEN SUN, 10AM TO 11:30AM
$999,000
3 beds3.5 baths1,865 sq ft
116 Heath St Unit A, Somerville, MA 02145
OPEN SUN, 10AM TO 11:30AM
$835,000
2 beds1.5 baths1,240 sq ft
116 Heath St Unit C, Somerville, MA 02145
$989,900
2 beds2 baths1,026 sq ft
13 Warwick St #306, Somerville, MA 02145
$1,290,000
6 beds4 baths2,418 sq ft
43-45 Aldrich St, Somerville, MA 02145
See all

Provided by Redfin

Sale history for 21 Delaware St

Year

Property tax

Land + Additions

Assessment*

2025

$8,852 (+7.2%)

$337,800 + $473,600

$811,400

2024

$8,256 (+7.3%)

$337,800 + $447,000

$784,800

2023

$7,695 (+8.0%)

$337,800 + $406,400

$744,200

2022

$7,126 (+5.0%)

$321,700 + $378,300

$700,000

2021

$6,789 (+6.8%)

$317,300 + $348,900

$666,200

2020

$6,359 (+7.6%)

$305,100 + $325,100

$630,200

2019

$5,912 (+12.4%)

$253,100 + $296,300

$549,400

2018

$5,258 (+7.0%)

$202,400 + $262,500

$464,900

2017

$4,912 (+15.5%)

$190,900 + $230,000

$420,900

2016

$4,253 (+1.5%)

$134,100 + $205,300

$339,400

2015

$4,190 (+11.0%)

$133,400 + $198,900

$332,300

2014

$3,774 (+1.5%)

$116,100 + $182,000

$298,100

2013

$3,719 (+2.2%)

$106,200 + $170,900

$277,100

2012

$3,638 (+3.0%)

$114,000 + $163,900

$277,900

2011

$3,532 (+2.3%)

$114,000 + $163,900

$277,900

2010

$3,453 (−4.9%)

$114,000 + $166,700

$280,700

2009

$3,630

$156,200 + $153,800

$310,000

Tax history for 21 Delaware St

Year

Property tax

Land + Additions

Assessment*

2025

$8,852 (+7.2%)

$337,800 + $473,600

$811,400

2024

$8,256 (+7.3%)

$337,800 + $447,000

$784,800

2023

$7,695 (+8.0%)

$337,800 + $406,400

$744,200

2022

$7,126 (+5.0%)

$321,700 + $378,300

$700,000

2021

$6,789 (+6.8%)

$317,300 + $348,900

$666,200

2020

$6,359 (+7.6%)

$305,100 + $325,100

$630,200

2019

$5,912 (+12.4%)

$253,100 + $296,300

$549,400

2018

$5,258 (+7.0%)

$202,400 + $262,500

$464,900

2017

$4,912 (+15.5%)

$190,900 + $230,000

$420,900

2016

$4,253 (+1.5%)

$134,100 + $205,300

$339,400

2015

$4,190 (+11.0%)

$133,400 + $198,900

$332,300

2014

$3,774 (+1.5%)

$116,100 + $182,000

$298,100

2013

$3,719 (+2.2%)

$106,200 + $170,900

$277,100

2012

$3,638 (+3.0%)

$114,000 + $163,900

$277,900

2011

$3,532 (+2.3%)

$114,000 + $163,900

$277,900

2010

$3,453 (−4.9%)

$114,000 + $166,700

$280,700

2009

$3,630

$156,200 + $153,800

$310,000

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Public record
Zoning
Permits

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

2,250

Year renovated

—

Sq. Ft.

1,815

Year built

1890

Style

Single Family Residential

County

Middlesex County

APN

760168

Parking Spaces

Basement

Yes

Accessible

HOA Dues

—

Garage

Features

—

Last updated by owner on Jan 29, 2025.

Property details

Parking

Parking Information
Has Open Parking
Parking Spaces: 3
Parking Features: Paved Drive, Off Street

Interior

Master Bedroom Information
Level: Second

Bedroom #2 Information
Level: Second

Bedroom #3 Information
Level: Second

Bedroom #4 Information
Level: Third

Bathroom Information
# of Bathrooms (Full): 1

Bathroom #1 Information
Level: Second

Living Room Information
Level: First

Dining Room Information
Level: First

Kitchen Information
Level: First

Basement Information
Basement: Full

Interior Features
# of Rooms (Total): 6
Flooring: Other

Exterior

Building Information
Foundation Details: Brick/Mortar
Construction Materials: Frame
Year Built Source: Public Records
Year Built Details: Unknown/Mixed
Color: TAN/WHITE

Exterior Features
Roof: Shingle
Patio And Porch Features: Porch
Exterior Features: Porch

Property Information
PropertySubType: Single Family Residence

Lot Information
Lot Size (Acres): 0.05
Road Surface Type: Paved
Road Frontage Type: Public
Road Responsibility: Public Maintained Road

Financial

Tax Information
Tax Annual Amount: $1,693.76

Utilities

Utility Information
Utilities: for Gas Range
Water Source: Public, City/Town Water

Heating & Cooling
Has Heating
Heating: Hot Water, Oil

Location

Location Information
Directions: PEARL STREET
UnparsedAddress: 21 Delaware Street, Somerville MA 02145

Community Information
Senior CommunityYN: No
Community Features: Public Transportation, Shopping

Public facts

Beds: 3
Baths: 1.0
Sq. Ft.: 1,815
Stories: 3.0
Parking Spaces: 3
Basement: Yes
Accessible: No
Lot Size: 2,250 square feet
Style: Single Family Residential
Year Built: 1890
Year Renovated: —
County: Middlesex County
APN: 760168
HOA Dues: —
Garage: No
Features: —

Home facts updated by owner on Jan 29, 2025

Other

Miscellaneous Information
Heat Zones: 1

Listing Information
StandardStatus: Closed

Around this home

Schools

Winter Hill Community School

Public PreK-8 • Assigned • 0.2mi

3/10

Somerville High School

Public 9-12 • Assigned • 0.3mi

6/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

The densest city in New England and the birthplace of Marshmallow Fluff! Somerville will continue to be a competitive Seller's market due to limited new inventory. With many T stops, mixed-use spaces, and close proximity to Cambridge and Boston,...
1 month ago • Somerville
Benjamin Ginsburg
Redfin Premier agent
155 deals
Was this helpful?
Somerville’s vibrant community has seen a surge in outdoor activity, driven by the completion of the Community Path. The highly successful path connects to the Minuteman Bikeway, creating a route from Boston’s North End all the way to Bedford. Linked...
2 months ago • Somerville
Kyle MacNichol
Redfin Premier agent
59 deals
Was this helpful?

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

6/10 Heat Factor

7 days above 97° expected this year, 15 days in 30 years

6/10 Wind Factor

63% chance of strong winds in next 30 years

3/10 Air Factor

3 unhealthy days expected this year, 3 days in 30 years

Provided by First Street

Historical weather

Somerville, MA • 02145

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 9.2 hours in June and 4.4 hours in December, placing it below the U.S. average for solar exposure.

9.2 hrs

4.4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$883,000 – $1.07M

Reach more buyers when you sell with Redfin. Save up to $9,289 in fees. 3 minutes to get started.

Need the cash from your home fast? Sell to .

Nearby similar homes

$1,490,000

4 beds3 baths2,294 sq ft

90 Central St, Somerville, MA 02143

Full basement • Convenient location • 4,812 sq ft lot

$1,119,000

2 beds2.5 baths1,700 sq ft

60 Franklin St #3, Somerville, MA 02145

Free standing condo • High end finishes • Electric fireplace

$2,950,000

4 beds3 baths2,426 sq ft

55 Elm St, Somerville, MA 02144

Driveway and yard • 4,043 sq ft lot • 2 parking spots

$3,400,000

4 beds3.5 baths3,008 sq ft

57 Museum St, Cambridge, MA 02138

Long front porch • Open layout • Cozy gas fireplace

OPEN SUN, 12PM TO 2PM

$399,995

2 beds1 bath1,327 sq ft

638 Mystic Ave, Somerville, MA 02145

Basement • Solid gas heating • 1,484 sq ft lot

OPEN SUN, 10:30AM TO 11:30AM

$770,000

1 bed2 baths900 sq ft

4 Short Street Pl, Charlestown, MA 02129

Private patio • Historic charm • Entryway mudroom

New listings for sale in 02145

FOR SALE BY OWNER

$1,700,000

8 beds4 baths3,678 sq ft

17 Edmands St, Somerville, MA 02145

Built 1900

EARLY ACCESSCOMPASS COMING SOON

$2,395,000

9 beds6 baths4,051 sq ft

81 Wheatland St, Somerville, MA 02145

Fully renovated • Luxury chef kitchen • Private deck

OPEN SUN, 11:30AM TO 1PM

$949,000

2 beds2 baths1,450 sq ft

7 Lowell Ter #7, Somerville, MA 02145

Off-street parking • Open-concept layout • Quartz countertops

OPEN SUN, 11AM TO 1PM

$1,749,000

7 beds3 baths4,261 sq ft

246 School St, Somerville, MA 02145

Two-car garage • Long driveway • Off-street parking

OPEN SUN, 1PM TO 3PM

$439,900

1 bed1 bath590 sq ft

326 Broadway St #11, Somerville, MA 02145

Pet friendly • Laundry in building • Low association fee

OPEN SUN, 11:30AM TO 1PM3D WALKTHROUGH

$890,000

3 beds1.5 baths1,365 sq ft

371 Broadway #1, Somerville, MA 02145

Granite countertops • $310 HOA • Built 1900

OPEN SUN, 10AM TO 11:30AM

$999,000

3 beds3.5 baths1,865 sq ft

116 Heath St Unit A, Somerville, MA 02145

Custom cabinetry • Induction range • $275 HOA

OPEN SUN, 10AM TO 11:30AM

$835,000

2 beds1.5 baths1,240 sq ft

116 Heath St Unit C, Somerville, MA 02145

Penthouse condo • Custom cabinetry • Induction range

$989,900

2 beds2 baths1,026 sq ft

13 Warwick St #306, Somerville, MA 02145

New construction • Roof deck • Garage parking

Home values near 21 Delaware St

Data from public records.

Address	Redfin Estimate
19 Delaware Street, Somerville, MA 3 Beds \| 2 Baths \| 1422 Sq. Ft.	$895,375
30 Delaware Street, Somerville, MA 2 Beds \| 1.5 Baths \| 960 Sq. Ft.	$764,341

Address	Redfin Estimate
25 Delaware Street, Somerville, MA 5 Beds \| 2 Baths \| 1914 Sq. Ft.	$1,060,856
26 Delaware Street, Somerville, MA 4 Beds \| 2 Baths \| 2053 Sq. Ft.	$1,121,893

Address	Redfin Estimate
29 Delaware Street, Somerville, MA 3 Beds \| 1 Baths \| 1111 Sq. Ft.	$850,738
24 Delaware Street, Somerville, MA 4 Beds \| 1.5 Baths \| 1499 Sq. Ft.	$819,040

Property information provided by MLS PIN when last listed in 1998. This data may not show owner updates. Learn more.

More real estate resources

Minor Civil Divisions
Cities
Neighborhoods
Zip Codes
Popular Searches

Pelham homes for sale

Download the Redfin App on the Apple App Store

Download the Redfin App from the Google Play Store

Join us

Become an Agent

Get referrals

Careers

Find homes faster

About us

Find us

Subsidiaries

Affiliated Business

Countries

United States

Canada

Updated September 2025: By searching, you agree to the Terms of Use, and Privacy Policy.

Do not sell or share my personal information.

REDFIN and all REDFIN variants, WALK SCORE, and the R logos, are trademarks of Redfin Corporation, registered or pending in the USPTO.

California DRE #01521930

Redfin is licensed to do business in New York as Redfin Real Estate. NY Standard Operating Procedures

New Mexico Real Estate Licenses

TREC: Info About Brokerage Services, Consumer Protection Notice

All mortgage lending products and information are provided by Rocket Mortgage, LLC | NMLS #3030; www.NMLSConsumerAccess.org. Licensed in 50 states. This site is not authorized by the New York State Department of Financial Services for mortgage solicitation or loan applications activities related to properties located in the State of New York.

Redfin Corporation is an affiliated business of Rocket Limited Partnership. Each company, and their subsidiaries, are separate legal entities operated and managed through its own management and governance structures.

If you are using a screen reader, or having trouble reading this website, please call Redfin Customer Support for help at 1-844-759-7732.

REDFIN IS COMMITTED TO AND ABIDES BY THE FAIR HOUSING ACT AND EQUAL OPPORTUNITY ACT. READ REDFIN'S FAIR HOUSING POLICY AND THE NEW YORK STATE FAIR HOUSING NOTICE.

GreatSchools Ratings provided by GreatSchools.org.

02155 homes for sale
02138 homes for sale
02139 homes for sale
02140 homes for sale
02129 homes for sale

Houses for rent in Somerville	Agents near me	Quincy, MA homes for sale	Somerville Housing Market
Houses for sale near me	Boston, MA homes for sale	Brookline, MA homes for sale
Land for sale near me	Newton, MA homes for sale	Arlington, MA homes for sale
Open Houses near me	Cambridge, MA homes for sale	Somerville Property Records
Condos for sale near me	Lexington, MA homes for sale	MA New Listings

Cambridge homes for sale
Boston homes for sale
Newton homes for sale