Property Report for 21 E Knowles Ave, Glenolden, PA 19036

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21 E Knowles Ave, Glenolden, PA 19036
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Property Details
  • Property Address 21 E Knowles Ave, Glenolden, PA 19036
  • County Delaware
  • Parcel ID 21-00-01146-01
  • Legal description DIST:21 CITY/MUNI/TWP:GLENOLDEN BORO MAP REF:21-05 -710:001
  • School district Interboro School District
  • Acreage 0.21
  • Property class Single Family Residence
  • Zoning Subscribe
  • Square footage 1,700
  • Year built 1985
  • Bedrooms 4
  • Bathrooms 2

About the Property

21 E Knowles Ave is a single family residence in the city of Glenolden, PA 19036. Located in the Interboro School District, which resides in Delaware County, PA and built in 1985. This Single Family Residence sits on a 9,209 sq ft lot and features 4 bedrooms, 2 bathrooms and 1,700 sq ft of living space.

The most recent property tax for 21 E Knowles Ave was $6,249 with an estimated market value range of $304,373 to $310,522.

Property Info

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Flood

Ownership

Land
  • Acres 0.21
  • Square Feet 9,209
Building
  • Units 1
  • Year Built 1985
  • Effective Year Built N/A
  • Stories 2
  • # Fireplaces N/A
  • Garage/Carport N/A
Utilities
  • Cooling Central
  • Heating Central
Interior
  • Square Footage
  • Living Area 1,700
  • Total Rooms 8
  • Bedrooms 4
  • Total Bathrooms 2
  • Full Bathrooms 1
  • Additional Rooms
  • Family Room
Your Property Report will also include the following information:

Glenolden Residential Market Stats

Median Sale Price $261,500 +8.5% YoY
Median Price/sq ft. $197
Delaware County Median Sale Price $261,500 +8.5% YoY

See more Real Estate Trends for Glenolden including home values, types of properties sold and transaction volumes.

Taxes and Assessments for 21 E Knowles Ave, Glenolden

Tax Year Taxes Tax Assesed Value Exemptions
2025 $6,249 (+3.8%) $167,900

2024 $6,021 (+2.2%) $167,900

2023 $5,891 (+1.7%) $167,900

2022

2021

2020

2019

Access Full Tax & Assessment History for 21 E Knowles Ave, Glenolden. View Tax Information

Sales History for 21 E Knowles Ave, Glenolden

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Sale Date Recorded Date Buyer(s) Seller(s) Price Document ID

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Recently Sold Comparables
These are nearby recently sold properties that are similar to this property, base on available data.
Address Distance SqFt Sale Date Price $/SqFt
735 W COOKE AVE .84 mi 1,656 08/07/2025 $350,000 $211
86 RIDLEY AVE 1.25 mi 1,484 07/25/2025 $245,000 $165
35 E KNOWLES AVE .03 mi 1,562 07/23/2025 $205,000 $131
Active Mortgages and Equity Analysis
Date Recorded Position Original Amount Amortized Balance Loan Type Interest Rate Lender Lender Type

  • Total Estimated Debt:

  • Estimated Value from ATTOM AVM:

  • Available Equity:

  • Loan To Value Ratio:

SAMPLE
Total Estimated Debt

  • Total Estimated Debt
  • Available Equity
Access the complete Mortgage and Equity Analysis for 21 E Knowles Ave, Glenolden. View Mortgage and Equity
Automated Valuation Models (AVM)
Our Property Reports contain multiple Automated Valuation Models showing low, median, and high values along with confidence scores.
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Market Value Estimate
Aug 19, 2025 Confidence Score: 99%
Low
Value
High
Rental Value Estimate ATTOM
Aug 25, 2025
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Various data sets have been provided by a third party or government source and are subject to change and possible errors. Depending on location and source, data may be missing or not available. Information is deemed reliable but not guaranteed to be accurate, up-to-date, or complete. Buyers, investors, and others are responsible for verifying the accuracy of all information.