OFF MARKET
Google street view image for 21 E Rock Rd, Allentown, PA 18103
Off market nov 1986 for $40K
$206,002
Est. refi paymentEst. refi $278/mo
2
bd
•
1 ba
•
805
sq ft

21 E Rock Rd, Allentown, PA 18103

map-entry

About this home

21 E Rock Rd is a 805 square foot house on a 10,296 square foot lot with 2 bedrooms and 1 bathroom. - it last sold on November 07, 1986 for $40,500. Based on Redfin's Allentown data, we estimate the home's value is $206,002.
Single-familyProperty Type
1925Year Built
10,296 sq ftLot Size
$256Est. Price/Sq.Ft.
Source:Public Records

Redfin Estimate

$206,002
$166K since sold in November 1986$5,000 since September

This home's estimate is 13.7% lower than the average sale price ($239K) of 6 comparable homes.

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

Earn from this home

Sell
$192,093
Est. take-home

List your home with Redfin and save $2,060

Refinance
$0
Est. cash available

Get cash now or lower your monthly rate

Rent
$1,208/mo
Redfin rental estimate

List your home for rent

Market trends in 18103, PA

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price
101.1%

0.7% MoM

Median sale price
$328K

$8K MoM

Avg. days on market
9d

1 days MoM

Recently sold homes
132

12 MoM

New listings for sale

Provided by Redfin

Sale history for 21 E Rock Rd

Tax history for 21 E Rock Rd

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

Zoning

R-4

Medium Density Residential District

To provide for a wide range of housing types at a medium density.
Permitted uses

Include but are not limited to:

  • Greenhouse / nursery
  • Religious facility
  • Day care facility
  • General retail
  • Housing-Group
  • Housing-Single unit
  • Educational/school
  • Agriculture-Cropland
  • Cemetery
  • Housing-Mobile home park

Property details

Around this home

Schools

Salisbury Elementary School

Public K-4 • Assigned • 2.1mi

7/10
Salisbury Middle School

Public 5-8 • Assigned • 2.9mi

6/10
Salisbury Senior High School

Public 9-12 • Assigned • 1.5mi

6/10
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

4/10 Heat Factor

6 days above 99° expected this year, 13 days in 30 years

4/10 Wind Factor

17% chance of strong winds in next 30 years

4/10 Air Factor

3 unhealthy days expected this year, 6 days in 30 years

Provided by First Street

Historical weather

Allentown, PA • 18103
Average low and high temperatures (°F)
33
21
38
24
57
36
65
44
71
52
81
62
86
68
80
60
78
58
67
46
54
39
39
26
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 3.9 hours in December, placing it below the U.S. average for solar exposure.

8.9 hrs
3.9 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$196,000 – $237,000

Reach more buyers when you sell with Redfin. Save up to $2,060 in fees. 3 minutes to get started.

Need the cash from your home fast? Sell to .

Nearby similar homes

NEW 26 HRS AGO
$130,000
3 beds2 baths1,020 sq ft
5002 Pa Rt 309 #660, Center Valley, PA 18034
$374,000
3 beds2.5 baths1,615 sq ft
2955 Ithaca St, Allentown, PA 18103
$387,900
3 beds1 bath1,237 sq ft
4874 Cherry Ln, Center Valley, PA 18034
$2,250,000
4 beds2.5 baths3,114 sq ft
4850 W Hopewell, Center Valley, PA 18034
$327,500
3 beds2 baths2,084 sq ft
1882 S 2nd St, Allentown, PA 18103
(610) 388-3700
NEW 26 HRS AGO
$324,900
3 beds2.5 baths1,404 sq ft
2153 S Poplar St, Allentown, PA 18103

New listings for sale in 18103

NEW 12 HRS AGO
$234,900
2 beds1 bath1,008 sq ft
1705 Illingsworth St, Allentown, PA 18103
(215) 660-7200
NEW 21 HRS AGO
$239,900
3 beds1 bath1,024 sq ft
808 S 10th St, Allentown, PA 18103
NEW 26 HRS AGO
$324,900
3 beds2.5 baths1,404 sq ft
2153 S Poplar St, Allentown, PA 18103
OPEN SAT, 12PM TO 2PM
$425,000
3 beds2.5 baths1,900 sq ft
3113 Club Dr, Allentown, PA 18103
$275,000
3 beds1 bath1,368 sq ft
1247 Lehigh St, Allentown, PA 18103
OPEN OCT 11, 11AM TO 1PM
$317,999
3 beds1.5 baths1,315 sq ft
922 S Filmore St, Allentown, PA 18103
$499,999
3 beds2 baths2,215 sq ft
1113 E Emmaus Ave, Allentown, PA 18103
3D WALKTHROUGH
$375,000
3 beds1.5 baths2,142 sq ft
1122 Americus Ave, Allentown, PA 18103
OPEN SAT, 2PM TO 4PM
$309,000
2 beds1 bath1,130 sq ft
1722 S Albert St, Allentown, PA 18103

Home values near 21 E Rock Rd

Data from public records.

More real estate resources

18052 homes for sale
18034 homes for sale
18103 homes for sale
18015 homes for sale
18104 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

Download the Redfin App on the Apple App Store
Download the Redfin App from the Google Play Store

About us

Why Redfin?
Community Impact
Inclusion
Culture
Press
Investors
Blog
Real Estate News

Find us

Contact Us
Help Center
Advertise

Subsidiaries

Rent.
ApartmentGuide

Affiliated Business

Rocket Close
Rocket Mortgage

Countries

US flagUnited States

Canadian flagCanada

Copyright: © 2026 Redfin. All rights reserved.

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.