Who owns your block
4200 block of Knorr St
A mostly owner-occupied block: 94% of homes are lived in by their owners, with 1 home behind $13,678 on taxes.
- Owner-occupied
- Investor / LLC
- Absentee
- Vacant
- Has violations
By the Numbers
Schools
The public schools this block is zoned for — its official School District of Philadelphia catchments.
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 16 parcels
- Owner-occupied 15
- Vacant 1
Value distribution today
| Owner | On block | Owns citywide | Portfolio value | Source |
|---|---|---|---|---|
| Nog Eastern Bldg Corp | 1 | 1 | $47K | phila.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 16 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).
| Address | Ownership | Value & trend | Sq ft | Built | Sales | Flags |
|---|---|---|---|---|---|---|
| 4201 KNORR ST | Vacant | $47K | — | — | 0 | |
| 4203 KNORR ST | Owner-occupied | $183K | — | 1950 | 0 | |
| 4205 KNORR ST | Owner-occupied | $183K | — | 1950 | 0 | |
| 4207 KNORR ST | Owner-occupied | $183K | — | 1950 | 0 | |
| 4209 KNORR ST | Owner-occupied | $183K | — | 1950 | 0 | |
| 4211 KNORR ST | Owner-occupied | $183K | — | 1950 | 0 | |
| 4213 KNORR ST | Owner-occupied | $183K | — | 1950 | 0 | |
| 4215 KNORR ST | Owner-occupied | $183K | — | 1957 | 0 | |
| 4217 KNORR ST | Owner-occupied | $190K | — | 1950 | 0 | |
| 4219 KNORR ST | Owner-occupied | $183K | — | 1950 | 0 | |
| 4221 KNORR ST | Owner-occupied | $183K | — | 1950 | 0 | |
| 4223 KNORR ST | Owner-occupied | $183K | — | 1950 | 0 | |
| 4225 KNORR ST | Owner-occupied | $183K | — | 1950 | 0 | |
| 4227 KNORR ST | Owner-occupied | $190K | — | 1950 | 0 | |
| 4229 KNORR ST | Owner-occupied | $189K | — | 1950 | 0 | |
| 4231 KNORR ST | Owner-occupied | $186K | — | 1950 | 0 |
Neighborhood
Neighborhood income and demographics are coming soon.
First time here?
This is the 4200 block of Knorr St,
on paper.
16 homes. Every deed, permit, L&I violation, tax bill and sale the city has on file — one report.
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Who owns what, what they paid, what they built, what they owe. Scroll and it's all here — the paid part is not the data.
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Generated 2026-07-07 from public City of Philadelphia records · Download this block's data (CSV)