Off market mar 2002 for $550K

$1,909,447

•

3,345

sq ft

21 Prospect, Boston, MA 02129

About this home

Multi-familyProperty Type

1890Year Built

1,519 sq ftLot Size

$571Est. Price/Sq.Ft.

Listed by Pat Roberto • ERA Millennium

Bought with Pat Roberto • ERA Millennium

Redfin checked: a few seconds ago

•Source:MLS PIN #30564639

Redfin Estimate

$1,909,447

$1.4M since sold in March 2002$27K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 23.4% lower than the average sale price ($2.49M) of 6 comparable homes.

SOLD JUN 30, 2026
$2,450,000
A
4 beds3 baths2,681 sq ft
127 High St, Charlestown, MA 02129
SOLD JUL 31, 2026
$1,950,000
B
3 beds3 baths2,027 sq ft
115 Baldwin St, Charlestown, MA 02129
SOLD JUL 10, 2026
$2,764,000
C
3 beds2.5 baths2,300 sq ft
78 Warren St, Charlestown, MA 02129
SOLD AUG 28, 2026
$2,725,000
D
4 beds3 baths2,839 sq ft
15 Lawnwood Pl, Charlestown, MA 02129
SOLD SEP 18, 2026
$2,300,000
E
4 beds3 baths2,600 sq ft
11 Lawnwood Pl, Charlestown, MA 02129
SOLD AUG 3, 2026
$2,760,000
F
5 beds3.5 baths3,300 sq ft
419 Main St, Charlestown, MA 02129

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Earn from this home

Sell

$1,694,815

Est. take-home

List your home with Redfin and save $9,547

Market trends in Thompson Square-Bunker Hill, MA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

99.9%

0.5% MoM

Median sale price

$1.0M

$115K MoM

Avg. days on market

19d

0 days MoM

Recently sold homes

11 MoM

New listings for sale

$2,495,000
2 beds2 baths2,147 sq ft
197 8th St Ph 223, Charlestown, MA 02129
$675,000
1 bed1 bath659 sq ft
17 Henley St Unit A, Charlestown, MA 02129
$1,174,000
3 beds3.5 baths1,152 sq ft
2 Coral Pl, Charlestown, MA 02129
$865,000
2 beds2 baths974 sq ft
39 Sullivan St #1, Charlestown, MA 02129
$725,000
2 beds1 bath765 sq ft
54 High St #2, Charlestown, MA 02129
$1,099,999
3 beds3.5 baths1,605 sq ft
8 Brighton St #1, Charlestown, MA 02129
3D WALKTHROUGH
$509,900
1 bed1 bath710 sq ft
106 13th St #216, Charlestown, MA 02129
COMING SOON
$599,900
1 bed1 bath748 sq ft
106 13th St #224, Charlestown, MA 02129
$1,099,999
3 beds3.5 baths1,605 sq ft
8 Brighton St Unit 1A, Charlestown, MA 02129
See all

Provided by Redfin

Sale history for 21 Prospect

Public record

Public record
Zoning
Permits

Beds

—

Baths

—

Stories

—

Lot width

—

Lot depth

—

Lot size

—

Year renovated

—

Sq. Ft.

—

Year built

—

Style

Multi-Family (2-4 Unit)

County

Suffolk County

APN

1280197

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jun 10, 2023.

CHARLESTOWN NEIGHBORHOOD-3F-2000

URBAN RENEWAL AREA

RESTRICTED ROOF STRUCTURE DISTRICT

Charlestown Neighborhood-Three-Family Residential Subdistrict

The Three-Family Residential (3F) Subdistricts are established to preserve low density three-family areas with a variety of housing types appropriate to the existing fabric, including one-, two-, and three-family Dwellings, to preserve existing structures, to provide for new infill construction appropriate to the existing fabric, and to allow minor changes to occur as-of-right. In a 3F Subdistrict, the maximum number of Dwelling Units allowed in a single structure, or in any combination of semi-attached or attached structures (including semi-attached Dwellings, Town Houses, and Row Houses) is 3.

Zone overlays

Urban Renewal Area Overlay District
Restricted Roof Structure Overlay District In the East Boston Neighborhood District

Permitted uses

Include but are not limited to:

Religious facility
Day care facility
Housing-Group
Housing-Multiple units
Bed & breakfast
Educational/school
Fire house
Library
Park & open space

Property details

Interior

Bathroom Information
# of Bathrooms (Full): 3

Interior Features
# of Rooms (Total): 17

Unit #1 Information
# of Levels: 1
# of Floors: 1
Lease: N

Unit #2 Information
# of Levels: 1
# of Floors: 2
Lease: N

Unit #3 Information
# of Levels: 1
# of Floors: 3
Lease: N

Exterior

Building Information
Building Area (Total): 3,345
Stories (Total): 3
Year Built Source: Public Records
Year Built Details: Actual

Property Information
PropertySubType: 3 Family

Lot Information
Lot Size (Acres): 0.03

Financial

Tax Information
Tax Annual Amount: $4,212.95
Tax Year: 2001

Utilities

Utility Information
Water Source: Public, City/Town Water

Heating & Cooling
Heating Units: 0
Cooling Units: 0

Location

Location Information
UnparsedAddress: 21 Prospect, Boston MA 02129

Community Information
Senior CommunityYN: No

Public facts

Beds: —
Baths: —
Sq. Ft.: —
Stories: —
Lot Size: —
Style: Multi-Family (2-4 Unit)
Year Built: —
Year Renovated: —
County: Suffolk County
APN: 1280197

Home facts updated by county records on Jun 10, 2023

Other

Miscellaneous Information
Heat Zones: 0

Listing Information
Exclusions: Chandileir In Dining Room.
StandardStatus: Closed

Around this home

Schools

K - 12
Preschool & daycare

Harvard-Kent Elementary School

Public PreK-6 • Assigned • 0.1mi

4/10

Warren-Prescott K-8 School

Public PreK-8 • Assigned • 0.4mi

8/10

Charlestown High School

Public 7-12 • Assigned • 0.4mi

3/10

East Boston High School

Public 7-12 • Assigned • 1.2mi

2/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

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 95° expected this year, 15 days in 30 years

6/10 Wind Factor

67% 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

Boston, MA • 02129

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

$1.81M – $2.20M

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New listings for sale in 02129

$2,495,000

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197 8th St Ph 223, Charlestown, MA 02129

Private balcony • Harbor views • Widened entry way

$675,000

1 bed1 bath659 sq ft

17 Henley St Unit A, Charlestown, MA 02129

Custom built-ins • Granite countertops • $256 HOA

$1,174,000

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2 Coral Pl, Charlestown, MA 02129

Open concept layout • Custom cabinetry • Quartz countertops

$865,000

2 beds2 baths974 sq ft

39 Sullivan St #1, Charlestown, MA 02129

Private entrance • Granite countertops • Double-door closet

$725,000

2 beds1 bath765 sq ft

54 High St #2, Charlestown, MA 02129

Modern upgrades • Natural light • Hardwood floors

$1,099,999

3 beds3.5 baths1,605 sq ft

8 Brighton St #1, Charlestown, MA 02129

Chef's kitchen • Private roof deck • Finished lower level

3D WALKTHROUGH

$509,900

1 bed1 bath710 sq ft

106 13th St #216, Charlestown, MA 02129

Historic charm • Cathedral ceilings • Arched windows

COMING SOON

$599,900

1 bed1 bath748 sq ft

106 13th St #224, Charlestown, MA 02129

Historic character • Thoughtful updates • Integrated peninsula

$1,099,999

3 beds3.5 baths1,605 sq ft

8 Brighton St Unit 1A, Charlestown, MA 02129

Chef's kitchen • Private roof deck • Finished lower level

Home values near 21 Prospect

Data from public records.

Address	Redfin Estimate
11 Prospect Street, Charlestown, MA 2 Beds \| 2 Baths \| 1500 Sq. Ft.	$1,559,094
22 Prospect Street, Charlestown, MA 5 Beds \| 3 Baths \| 3060 Sq. Ft.	$1,643,331
27 Prospect Street, Charlestown, MA 3 Beds \| 2.5 Baths \| 2300 Sq. Ft.	$2,680,795
21 Prospect Street Unit 3, Charlestown, MA 2 Beds \| 2 Baths \| 1155 Sq. Ft.	$1,084,389
24 Prospect Street Unit 2, Charlestown, MA 2 Beds \| 1.5 Baths \| 1317 Sq. Ft.	$1,145,895
17 Prospect Street Unit 1, Charlestown, MA 3 Beds \| 2.5 Baths \| 2133 Sq. Ft.	$1,395,645
11 Prospect Street Unit 1, Charlestown, MA 2 Beds \| 2 Baths \| 1500 Sq. Ft.	$1,575,918

Address	Redfin Estimate
15 Prospect Street, Charlestown, MA 6 Beds \| 6 Baths \| 4930 Sq. Ft.	—
20 Prospect Street, Charlestown, MA 3 Beds \| 3.5 Baths \| 2000 Sq. Ft.	$2,454,336
19 Prospect Street Unit 1, Charlestown, MA 2 Beds \| 2 Baths \| 1025 Sq. Ft.	$1,061,435
21 Prospect Street Unit 1, Charlestown, MA 2 Beds \| 2 Baths \| 905 Sq. Ft.	$1,043,272
21 Prospect Street Unit 2, Charlestown, MA 2 Beds \| 2 Baths \| 1000 Sq. Ft.	$982,792
17 Prospect Street Unit 2, Charlestown, MA 2 Beds \| 2 Baths \| 1081 Sq. Ft.	$1,035,834
11 Prospect Street Unit 2, Charlestown, MA 2 Beds \| 2 Baths \| 1241 Sq. Ft.	$1,197,480

Address	Redfin Estimate
17 Prospect Street, Charlestown, MA - Beds \| - Baths \| 1512 Sq. Ft.	$1,363,093
25 Prospect Street, Charlestown, MA 3 Beds \| 2.5 Baths \| 2400 Sq. Ft.	$2,241,712
19 Prospect Street Unit 3, Charlestown, MA 2 Beds \| 2 Baths \| 1135 Sq. Ft.	$1,107,281
24 Prospect Street Unit 1, Charlestown, MA 1 Beds \| 1 Baths \| 546 Sq. Ft.	$562,280
19 Prospect Street Unit 2, Charlestown, MA 2 Beds \| 2 Baths \| 1065 Sq. Ft.	$1,039,909
17 Prospect Street Unit 3, Charlestown, MA 2 Beds \| 2 Baths \| 1182 Sq. Ft.	$1,312,420
15 Prospect Street Unit 1, Charlestown, MA 2 Beds \| 2 Baths \| 1100 Sq. Ft.	$945,304

Property information provided by MLS PIN when last listed in 2001. This data may not match . Learn more.

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