Google street view image for 21 Paper Mill Rd, Newtown Square, PA 19073

Off market dec 1989 for $370K

$1,104,302

Est. refi paymentEst. refi $2,357/mo

•

3.5 ba

•

2,706

sq ft

21 Paper Mill Rd, Newtown Square, PA 19073

About this home

21 Paper Mill Rd is a 2,706 square foot house on a 0.9 acre lot with 5 bedrooms and 3.5 bathrooms. - it last sold on December 04, 1989 for $370,000. Based on Redfin's Newtown Square data, we estimate the home's value is $1,104,302.

Single-familyProperty Type

1954Year Built

0.9 acresLot Size

$408Est. Price/Sq.Ft.

Source:Public Records

Redfin Estimate

$1,104,302

$734K since sold in December 1989$8,000 since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 13.4% lower than the average sale price ($1.28M) of 6 comparable homes.

SOLD BY REDFIN JUL 30, 2026
$955,000
A
5 beds3.5 baths3,569 sq ft
3503 St Davids Rd, Newtown Square, PA 19073
SOLD SEP 28, 2026
$2,050,000
B
5 beds3.5 baths4,608 sq ft
716 Clovelly Ln, Devon, PA 19333
SOLD SEP 9, 2026
$1,090,000
C
5 beds3.5 baths3,331 sq ft
3220 Sawmill Rd, Newtown Square, PA 19073
SOLD SEP 9, 2026
$801,000
D
4 beds2.5 baths2,550 sq ft
302 Earles Ln, Newtown Square, PA 19073
SOLD SEP 4, 2026
$1,455,000
E
4 beds3.5 baths3,866 sq ft
4 Denford Dr, Newtown Square, PA 19073
SOLD OCT 7, 2026
$1,300,000
F
4 beds3 baths3,452 sq ft
3303 Greene Countrie Dr, Newtown Square, PA 19073

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Earn from this home

Sell

$1,038,830

Est. take-home

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Est. cash available

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Rent

$3,769/mo

Redfin rental estimate

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Market trends in 19073, PA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

102.2%

0.5% MoM

Median sale price

$870K

$15K MoM

Avg. days on market

30d

0 days MoM

Recently sold homes

7 MoM

New listings for sale

OPEN SAT, 1PM TO 4PM
$2,200,000
5 beds3.5 baths4,558 sq ft
6032 Goshen Rd, Newtown Square, PA 19073
(610) 947-0408
OPEN SAT, 12PM TO 2PM
$725,000
4 beds2.5 baths2,644 sq ft
7 Valley View Ln, Newtown Square, PA 19073
(610) 649-4500
$1,249,000
4 beds2.5 baths2,948 sq ft
801 Lawrence Ln, Newtown Square, PA 19073
(610) 651-2700
OPEN TODAY, 12PM TO 2PM
$1,075,000
5 beds2.5 baths3,763 sq ft
203 Wedgewood Cir, Newtown Square, PA 19073
(610) 649-4500
COMING SOON
$315,000
2 beds2 baths1,680 sq ft
258 W Chelsea Cir, Newtown Square, PA 19073
(610) 566-5182
$575,000
3 beds2.5 baths1,831 sq ft
420 Third Ave, Newtown Square, PA 19073
(484) 800-1777
$1,050,000
4 beds3.5 baths3,046 sq ft
3 Harvey Ln, Newtown Square, PA 19073
(480) 462-5392
OPEN SUN, 1PM TO 3PM
$699,900
3 beds2.5 baths2,492 sq ft
53 Bridle Way, Newtown Sq, PA 19073
(610) 566-1100
OPEN SAT, 11AM TO 3PM
$2,499,900
6 beds8.5 baths10,407 sq ft
1004 Brick House Farm Ln, Newtown Square, PA 19073
(888) 397-7352
See all

Provided by Redfin

Sale history for 21 Paper Mill Rd

Year

Property tax

Land + Additions

Assessment*

2026

$9,553 (+7.5%)

$218,110 + $278,170

$496,280

2025

$8,888 (+7.6%)

$218,110 + $278,170

$496,280

2024

$8,259 (+3.3%)

$218,110 + $278,170

$496,280

2023

$7,998 (+2.2%)

$218,110 + $278,170

$496,280

2022

$7,823 (−34.6%)

$218,110 + $278,170

$496,280

2021

$11,960 (+54.2%)

$218,110 + $278,170

$496,280

2020

$7,756 (+1.6%)

$105,750 + $177,000

$282,750

2019

$7,633 (+1.1%)

$105,750 + $177,000

$282,750

2018

$7,550 (+0.3%)

2017

$7,524 (+1.7%)

2015

$7,398 (+0.3%)

2014

$7,374 (+2.4%)

2013

$7,200 (+2.2%)

2011

$7,041 (+10.1%)

2010

$6,394

Tax history for 21 Paper Mill Rd

Year

Property tax

Land + Additions

Assessment*

2026

$9,553 (+7.5%)

$218,110 + $278,170

$496,280

2025

$8,888 (+7.6%)

$218,110 + $278,170

$496,280

2024

$8,259 (+3.3%)

$218,110 + $278,170

$496,280

2023

$7,998 (+2.2%)

$218,110 + $278,170

$496,280

2022

$7,823 (−34.6%)

$218,110 + $278,170

$496,280

2021

$11,960 (+54.2%)

$218,110 + $278,170

$496,280

2020

$7,756 (+1.6%)

$105,750 + $177,000

$282,750

2019

$7,633 (+1.1%)

$105,750 + $177,000

$282,750

2018

$7,550 (+0.3%)

2017

$7,524 (+1.7%)

2015

$7,398 (+0.3%)

2014

$7,374 (+2.4%)

2013

$7,200 (+2.2%)

2011

$7,041 (+10.1%)

2010

$6,394

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

Property details

Interior

Basement Information
Basement Type: Full

Bathroom Information
# of Full Baths: 3
# of 1/2 Baths: 1

Heating & Cooling
Heating Type: Central

Fireplace Information
# of Fireplaces: 2
Has Fireplace

Room Information
# of Rooms: 9

Exterior

Exterior Information
Building Style Type: Split Level
Exterior Wall: Frame/Masonry

Property Information
Subdivision Name: PROPERTY/EST/JOHN A BROWN JR
Living Sq. Ft: 2,706
# of Units: 1
# of Stories: 1
Legal Description: 1 1/2STY HSE GAR 1.137 ACRES

Parking & Garage Information
Parking Type: On and Off Street

Lot Information
# of Buildings: 1
Land Sq. Ft: 39,378
Legal Lot Number: 32
Municipality Name: NEWTOWN TOWNSHIP
Acres: 0.904
County Use Description: RESIDENTIAL

Utility Information
Sewer Type: Septic
Water Service Type: Public
Utility Type: Public Water

Financial

Assessor Information
Assessment Year: 2026

Public facts

Beds: 5
Baths: 3.5
Sq. Ft.: 2,706
Stories: 1.0
Lot Size: 0.9 acres
Style: Single Family Residential
Year Built: 1954
Year Renovated: —
County: Delaware County
APN: 30000195500

Home facts updated by county records on Aug 19, 2026

Around this home

Schools

Culbertson Elementary School

Public K-5 • Assigned • 1.3mi

6/10

Paxon Hollow Middle School

Public 6-8 • Assigned • 4.5mi

7/10

Marple Newtown Senior High School

Public 9-12 • Assigned • 2.4mi

9/10

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

5/10 Heat Factor

7 days above 101° expected this year, 15 days in 30 years

6/10 Wind Factor

27% chance of strong winds in next 30 years

3/10 Air Factor

3 unhealthy days expected this year, 5 days in 30 years

Provided by First Street

Historical weather

Newtown Square, PA • 19073

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 8.9 hours in June and 4.2 hours in December, placing it below the U.S. average for solar exposure.

8.9 hrs

4.2 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.05M – $1.27M

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New listings for sale in 19073

OPEN SAT, 1PM TO 4PM3D WALKTHROUGH

$2,200,000

5 beds3.5 baths4,558 sq ft

6032 Goshen Rd, Newtown Square, PA 19073

(610) 947-0408

OPEN SAT, 12PM TO 2PMVIDEO TOUR

$725,000

4 beds2.5 baths2,644 sq ft

7 Valley View Ln, Newtown Square, PA 19073

(610) 649-4500

$1,249,000

4 beds2.5 baths2,948 sq ft

801 Lawrence Ln, Newtown Square, PA 19073

(610) 651-2700

OPEN TODAY, 12PM TO 2PMVIDEO TOUR

$1,075,000

5 beds2.5 baths3,763 sq ft

203 Wedgewood Cir, Newtown Square, PA 19073

(610) 649-4500

COMING SOON

$315,000

2 beds2 baths1,680 sq ft

258 W Chelsea Cir, Newtown Square, PA 19073

(610) 566-5182

$575,000

3 beds2.5 baths1,831 sq ft

420 Third Ave, Newtown Square, PA 19073

(484) 800-1777

$1,050,000

4 beds3.5 baths3,046 sq ft

3 Harvey Ln, Newtown Square, PA 19073

(480) 462-5392

OPEN SUN, 1PM TO 3PMVIDEO TOUR

$699,900

3 beds2.5 baths2,492 sq ft

53 Bridle Way, Newtown Sq, PA 19073

(610) 566-1100

OPEN SAT, 11AM TO 3PM

$2,499,900

6 beds8.5 baths10,407 sq ft

1004 Brick House Farm Ln, Newtown Square, PA 19073

(888) 397-7352

Home values near 21 Paper Mill Rd

Data from public records.

Address	Redfin Estimate
9 Paper Mill Road, Newtown Square, PA 4 Beds \| 2.5 Baths \| 3004 Sq. Ft.	$953,851
23 Paper Mill Road, Newtown Square, PA 3 Beds \| 2.5 Baths \| 2618 Sq. Ft.	$846,560

Address	Redfin Estimate
0 Paper Mill Road, Newtown Square, PA 4 Beds \| 2.5 Baths \| 2324 Sq. Ft.	$777,078
19 Paper Mill Road, Newtown Square, PA 4 Beds \| 2.5 Baths \| 2959 Sq. Ft.	$1,428,471

Address	Redfin Estimate
25 Paper Mill Road, Newtown Square, PA 3 Beds \| 3.5 Baths \| 3719 Sq. Ft.	$918,883
17 Paper Mill Road, Newtown Square, PA 4 Beds \| 2.5 Baths \| 2634 Sq. Ft.	$1,031,584

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About this home

Redfin Estimate

Earn from this home

Market trends in 19073, PA

Sale history for 21 Paper Mill Rd

Tax history for 21 Paper Mill Rd

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

New listings for sale in 19073

Home values near 21 Paper Mill Rd

More real estate resources