Public Records
Edition
PhiladelphiaBuilt on public City of Philadelphia recordsJuly 7, 2026

Who owns your block

5100 block of Knox St

A mostly owner-occupied block: 72% of homes are lived in by their owners, with 4 homes behind $37,418 on taxes.

Every parcel on the block, colored by who owns it. Tap a parcel for the owner and its city record.

By the Numbers

Median value
$205K
$134K–$304K
Recent sale
$295K
1 sold in 2yr
assessed $205K
Median built
1910
year built
city 1925
Owner-occupied
72%
29 of 40
Open violations
0
none on record
▼ block 0% · city 5%
Back taxes
$37K
4 of 40 behind
▲ block 10% · city 9%

Schools

The public schools this block is zoned for — its official School District of Philadelphia catchments.

Elementary · K-5
John B Kelly
5116 Pulaski Ave · 346 students
Middle · K-8
Theodore Roosevelt
430 E Washington Ln · 407 students
High · 9-12
Martin Luther King
6100 Stenton Ave · 604 students

Catchment assignments from the School District of Philadelphia via City of Philadelphia open data. Confirm with the District before enrollment decisions.

Who owns it

Ownership of 40 parcels

Owner-occupied: 29Investor / LLC: 5Absentee individual: 6 40parcels
  • Owner-occupied 29
  • Investor / LLC 5
  • Absentee individual 6

Value distribution today

1 parcels0 parcels8 parcels22 parcels3 parcels2 parcels4 parcels
$134K$274K+

The block's largest owner, Whr III LLC, carries 1 open violation across 13 properties it owns around the city.

OwnerOn blockOwns citywidePortfolio valueSource
Whr III LLC113$2.4Mphila.gov ↗ · registry ↗
Westervelt Enterprises LLC17$1.4Mphila.gov ↗ · registry ↗
Mba Investments LLC17$1.3Mphila.gov ↗ · registry ↗
Dlg24 LLC12$497Kphila.gov ↗ · registry ↗
Rgb Holdings LLC12$295Kphila.gov ↗ · registry ↗
Harvard Road Development11$205Kphila.gov ↗ · registry ↗

The mailing address is where the assessor sends the tax bill — for an LLC, often the closest public record gets to the person behind it. "Registry" searches the owner's name in state incorporation records (OpenCorporates).

House by house

All 40 homes on the block — value and 12-year trajectory, ownership, and the paper trail on the ones that were bought, built, torn down, or flipped. Sorted up the street; each links to its full city record — or download the roster (CSV).

AddressOwnershipValue & trendSq ftBuiltSalesFlags
5109 KNOX ST Absentee individual $229K 1910 0
5111 KNOX ST Owner-occupied $208K 1910 0
5112 KNOX ST Absentee individual $134K 1910 0
5113 KNOX ST Owner-occupied $208K 1910 0
5114 KNOX ST Owner-occupied $205K 1910 0
5115 KNOX ST Owner-occupied $208K 1910 0
5116 KNOX ST Owner-occupied $205K 1910 0
5117 KNOX ST Owner-occupied $208K 1910 0
5118 KNOX ST Investor / LLC $205K 1910 0
5119 KNOX ST Owner-occupied $206K 1910 0
5120 KNOX ST Owner-occupied $205K 1910 0
5121 KNOX ST Owner-occupied $205K 1910 0
5122 KNOX ST Owner-occupied $205K 1910 0
5123 KNOX ST Owner-occupied $207K 1910 0
5124 KNOX ST Owner-occupied $274K 1910 0
5125 KNOX ST Owner-occupied $207K 1910 0
5126 KNOX ST Owner-occupied $205K 1910 0
5127 KNOX ST Owner-occupied $187K 1910 0
5128 KNOX ST Owner-occupied $205K 1910 0
5129 KNOX ST Absentee individual $179K 1910 0
5130 KNOX ST Absentee individual $252K 1910 0
5131 KNOX ST Owner-occupied $180K 1910 0
5132 KNOX ST Owner-occupied $205K 1910 0
5133 KNOX ST Owner-occupied $180K 1910 0
5134 KNOX ST Owner-occupied $274K 1910 0
5135 KNOX ST Owner-occupied $180K 1910 0
5136 KNOX ST Investor / LLC $224K 1910 0
5137 KNOX ST Investor / LLC $180K 1910 0
5138 KNOX ST Owner-occupied $205K 1910 0
5139 KNOX ST Owner-occupied $266K 1910 0
5140 KNOX ST Absentee individual $223K 1910 0
5141 KNOX ST Absentee individual $179K 1910 0
5142 KNOX ST Owner-occupied $205K 1910 0
5143 KNOX ST Owner-occupied $239K 1910 0
5144 KNOX ST Owner-occupied $304K 1910 0
5145 KNOX ST Owner-occupied $180K 1910 0
5146 KNOX ST Investor / LLC $205K 1910 0
5147 KNOX ST Investor / LLC $210K 1910 0
5148 KNOX ST Owner-occupied $205K 1910 0
5150 KNOX ST Owner-occupied $205K 1910 0

Neighborhood

Neighborhood income and demographics are coming soon.

Generated 2026-07-07 from public City of Philadelphia records  ·  Download this block's data (CSV)

Where this comes from

City datasets are fetched live from OpenDataPhilly (phl.carto.com) and cached briefly. AI-written passages are generated from these records only and rejected if they state a number the record doesn't hold.