Google street view image for 21 Unity St, Quincy, MA 02169

Off market jul 1989 for $110K

$1,137,825

Est. refi paymentEst. refi $715/mo

•

3 ba

•

2,400

sq ft

21 Unity St, Quincy, MA 02169

About this home

21 Unity St is a 2,400 square foot house on a 9,148 square foot lot with 4 bedrooms and 3 bathrooms. - it last sold on July 06, 1989 for $110,000. Based on Redfin's Quincy data, we estimate the home's value is $1,137,825.

Single-familyProperty Type

1989Year Built

9,148 sq ftLot Size

$474Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,137,825

$1.0M since sold in July 1989$16K since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 2.3% higher than the average sale price ($1.11M) of 6 comparable homes.

SOLD SEP 11, 2026
$1,325,000
A
4 beds3.5 baths2,575 sq ft
45 Foster Ln, Milton, MA 02186
SOLD SEP 25, 2026
$950,000
B
3 beds2 baths2,113 sq ft
15 Gridley St, Quincy, MA 02169
SOLD MAR 27, 2026
$900,000
C
4 beds2.5 baths2,169 sq ft
84 Gardiner Rd, Quincy, MA 02169
SOLD JUL 29, 2026
$999,995
D
3 beds3 baths2,551 sq ft
76 Shawmut St, Quincy, MA 02169
SOLD AUG 31, 2026
$1,150,000
E
4 beds2.5 baths2,042 sq ft
635 Adams St, Milton, MA 02186
SOLD JUN 8, 2026
$1,350,000
F
3 beds3 baths2,288 sq ft
18 Taff Rd, Milton, MA 02186

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Earn from this home

Sell

$1,080,434

Est. take-home

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Refinance

Est. cash available

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Rent

$4,328/mo

Redfin rental estimate

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Market trends in 02169, MA

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

100.1%

1.1% MoM

Median sale price

$660K

$806 MoM

Avg. days on market

24d

2 days MoM

Recently sold homes

136

3 MoM

New listings for sale

$299,900
1 bed1 bath715 sq ft
77 Adams St #1102, Quincy, MA 02169
OPEN TODAY, 11AM TO 1PM
$855,000
4 beds2.5 baths2,485 sq ft
91 Elm St, Quincy, MA 02169
OPEN TODAY, 11AM TO 1PM
$639,900
4 beds1 bath1,383 sq ft
363 Franklin St, Quincy, MA 02169
OPEN TODAY, 1PM TO 2:30PM
$380,000
2 beds2 baths1,062 sq ft
100 Cove Way #108, Quincy, MA 02169
$689,900
2 beds2 baths1,144 sq ft
2 Cliveden Unit 306E, Quincy, MA 02169
$589,000
2 beds2 baths1,273 sq ft
585 Washington St #307, Quincy, MA 02169
$589,000
2 beds2 baths1,263 sq ft
585 Washington St #207, Quincy, MA 02169
$729,000
2 beds2 baths958 sq ft
388 Washington St #405, Quincy, MA 02169
OPEN TODAY, 1PM TO 2PM
$409,000
2 beds2 baths1,064 sq ft
200 Cove Way #619, Quincy, MA 02169
OPEN TODAY, 12:30PM TO 2PM
$839,000
3 beds2.5 baths2,044 sq ft
333 Southern Artery, Quincy, MA 02169
See all

Provided by Redfin

Sale history for 21 Unity St

Year

Property tax

Land + Additions

Assessment*

2023

$10,547 (+0.6%)

$285,800 + $661,800

$947,600

2022

$10,485 (+1.5%)

$229,100 + $646,100

$875,200

2021

$10,335 (+1.0%)

$229,100 + $622,200

$851,300

2020

$10,232 (−5.8%)

$229,100 + $594,100

$823,200

2019

$10,865 (+1.8%)

$222,600 + $643,100

$865,700

2018

$10,671 (+2.6%)

$206,300 + $593,600

$799,900

2017

$10,397 (+7.1%)

$196,600 + $537,100

$733,700

2016

$9,706 (+6.8%)

$179,000 + $496,900

$675,900

2014

$9,085 (+3.5%)

$169,000 + $442,400

$611,400

2013

$8,780 (+1.6%)

$177,700 + $427,800

$605,500

2012

$8,645 (+4.0%)

$177,700 + $451,000

$628,700

2011

$8,314 (+1.5%)

$177,700 + $441,800

$619,500

2010

$8,190 (+3.4%)

$177,700 + $441,800

$619,500

2009

$7,919

$186,900 + $441,600

$628,500

Tax history for 21 Unity St

Year

Property tax

Land + Additions

Assessment*

2023

$10,547 (+0.6%)

$285,800 + $661,800

$947,600

2022

$10,485 (+1.5%)

$229,100 + $646,100

$875,200

2021

$10,335 (+1.0%)

$229,100 + $622,200

$851,300

2020

$10,232 (−5.8%)

$229,100 + $594,100

$823,200

2019

$10,865 (+1.8%)

$222,600 + $643,100

$865,700

2018

$10,671 (+2.6%)

$206,300 + $593,600

$799,900

2017

$10,397 (+7.1%)

$196,600 + $537,100

$733,700

2016

$9,706 (+6.8%)

$179,000 + $496,900

$675,900

2014

$9,085 (+3.5%)

$169,000 + $442,400

$611,400

2013

$8,780 (+1.6%)

$177,700 + $427,800

$605,500

2012

$8,645 (+4.0%)

$177,700 + $451,000

$628,700

2011

$8,314 (+1.5%)

$177,700 + $441,800

$619,500

2010

$8,190 (+3.4%)

$177,700 + $441,800

$619,500

2009

$7,919

$186,900 + $441,600

$628,500

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

Property details

Interior

Bathroom Information
# of Full Baths: 3

Heating & Cooling
Heating Type: Forced Air

Room Information
# of Rooms: 8

Exterior

Exterior Information
Physical Condition: Average
Building Style Type: Colonial
Exterior Wall: Vinyl
Roof Shape Type: Gable

Property Information
Living Sq. Ft: 2,400
Gross Sq. Ft: 6,745
# of Units: 1
# of Stories: 2

Lot Information
# of Buildings: 1
Land Sq. Ft: 9,148
Municipality Name: QUINCY
Acres: 0.21
Zoning Code: RESA
State Use Description: 1-FAMILY RESIDENCE

Financial

Assessor Information
Assessment Year: 2023

Public facts

Beds: 4
Baths: 3.0
Sq. Ft.: 2,400
Stories: 2.0
Lot Size: 9,148 square feet
Style: Single Family Residential
Year Built: 1989
Year Renovated: —
County: Norfolk County
APN: 184699

Home facts updated by county records on Jul 20, 2023

Around this home

Schools

K - 12
Preschool & daycare

Montclair Elementary School

Public K-5 • Assigned • 1.3mi

8/10

Atlantic Middle School

Public 6-8 • Assigned • 1.9mi

8/10

North Quincy High School

Public 9-12 • Assigned • 1.8mi

8/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Local insights from Redfin agents

Quincy, MA condo sales reflect a shifting market: inventory surged +102% YoY in Q4, pushing supply to 4.5 months and slowing absorption to 22%. Average sale prices remained resilient at $571K (+6.4%), but buyers secured 3-4% discounts off original...
1 week ago • Quincy
Eric Sugrue
Redfin Premier agent
279 deals
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Climate risks

1/10 Flood Factor

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

3/10 Fire Factor

0.15% chance of being 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

64% 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

Quincy, MA • 02169

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 hours in June and 4.4 hours in December, placing it below the U.S. average for solar exposure.

9 hrs

4.4 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.08M – $1.31M

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Home values near 21 Unity St

Data from public records.

Address	Redfin Estimate
40 Unity Street, Quincy, MA 4 Beds \| 1.5 Baths \| 1630 Sq. Ft.	$706,379
20 Unity Street, Quincy, MA 4 Beds \| 2.5 Baths \| 2336 Sq. Ft.	$1,044,473
45 Unity Street, Quincy, MA 4 Beds \| 3 Baths \| 2952 Sq. Ft.	$1,073,338
85 Sheldon Street, Milton, MA 3 Beds \| 2 Baths \| 1288 Sq. Ft.	$696,829
132 Plymouth Avenue, Quincy, MA 4 Beds \| 2.5 Baths \| 2220 Sq. Ft.	$983,034
157 Plymouth Avenue, Quincy, MA 4 Beds \| 1.5 Baths \| 1638 Sq. Ft.	$828,639
141 Plymouth Avenue, Quincy, MA 3 Beds \| 2 Baths \| 1652 Sq. Ft.	$845,650

Address	Redfin Estimate
34 Unity Street, Quincy, MA 3 Beds \| 1 Baths \| 1026 Sq. Ft.	$604,142
14 Unity Street, Quincy, MA 4 Beds \| 3 Baths \| 3350 Sq. Ft.	$1,425,835
11 Unity Street, Quincy, MA 4 Beds \| 3 Baths \| 3398 Sq. Ft.	$1,234,507
89 Sheldon Street, Milton, MA 3 Beds \| 3 Baths \| 1996 Sq. Ft.	$871,631
135 Plymouth Avenue, Quincy, MA 6 Beds \| 3 Baths \| 2758 Sq. Ft.	$1,041,896
151 Plymouth Avenue, Quincy, MA 3 Beds \| 2 Baths \| 1830 Sq. Ft.	$764,826
144 Plymouth Avenue, Quincy, MA 3 Beds \| 1.5 Baths \| 1988 Sq. Ft.	$836,412

Address	Redfin Estimate
26 Unity Street, Quincy, MA 4 Beds \| 4 Baths \| 3200 Sq. Ft.	$1,140,981
51 Unity Street, Quincy, MA 3 Beds \| 2 Baths \| 1279 Sq. Ft.	$702,571
48 Unity Street, Quincy, MA 3 Beds \| 1 Baths \| 1225 Sq. Ft.	$706,241
91 Sheldon Street, Milton, MA 4 Beds \| 2 Baths \| 1764 Sq. Ft.	$769,391
163 Plymouth Avenue, Quincy, MA 3 Beds \| 1 Baths \| 1200 Sq. Ft.	$664,879
145 Plymouth Avenue, Quincy, MA 3 Beds \| 2 Baths \| 1158 Sq. Ft.	$770,190
150 Plymouth Avenue, Quincy, MA 4 Beds \| 2.5 Baths \| 2588 Sq. Ft.	$942,971

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About this home

Redfin Estimate

Earn from this home

Market trends in 02169, MA

Sale history for 21 Unity St

Tax history for 21 Unity St

Property details

Around this home

Schools

Lifestyle

Local insights from Redfin agents

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 02169

Home values near 21 Unity St

More real estate resources