Block Report
26 properties on this block in Philadelphia.
View property grades, violation history, tax delinquencies, ownership transfers, title risk scores, and safety data for all 26 properties on the 300 Block of Porter St.
The 300 block of Porter St contains 26 properties tracked on KnowMyBlock, with an average grade of A. Construction dates range from 1920 to 2025. There are currently no open code violations on the block. The block has seen 33 ownership transfers in the last five years. 22 properties on the block were built before 1978 and may carry lead-paint risk under Philadelphia's lead disclosure ordinance. The top three property owners on this block control approximately 15% of its parcels.
| Address | Year | Open viol | Owner-occ | Grade |
|---|---|---|---|---|
| 308 Porter St | 2025 | 0 | Yes | A |
| 309 Porter St | 1920 | 0 | Yes | A |
| 310 Porter St | — | 0 | Yes | B |
| 311 Porter St | 1920 | 0 | Yes | A |
| 312 Porter St | — | 0 | Yes | D |
| 313 Porter St | 1920 | 0 | Yes | A |
| 314 Porter St | — | 0 | Yes | D |
| 315 Porter St | 1920 | 0 | Yes | A |
| 317 Porter St | 1920 | 0 | Yes | A |
| 319 Porter St | 1920 | 0 | Yes | A |
| Address | Year | Open viol | Owner-occ | Grade |
|---|---|---|---|---|
| 321 Porter St | 1920 | 0 | Yes | A |
| 323 Porter St | 1920 | 0 | Yes | A |
| 325 Porter St | 1920 | 0 | Yes | A |
| 327 Porter St | 1920 | 0 | Yes | A |
| 329 Porter St | 1920 | 0 | Yes | A |
| 331 Porter St | 1920 | 0 | Yes | C |
| 333 Porter St | 1920 | 0 | Yes | A |
| 335 Porter St | 1920 | 0 | Yes | A |
| 337 Porter St | 1920 | 0 | Yes | A |
| 339 Porter St | 1920 | 0 | Yes | A |
| 341 Porter St | 1920 | 0 | Yes | A |
| 343 Porter St | 1920 | 0 | Yes | A |
| 345 Porter St | 1920 | 0 | Yes | A |
| 347 Porter St | 1920 | 0 | Yes | A |
| 349 Porter St | 1920 | 0 | Yes | A |
| 351 Porter St | 1920 | 0 | Yes | A |
| Scope | Avg grade | Open viol/property |
|---|---|---|
| Block | A | 0.00 |
| Street | A | 0.12 |
| ZIP 19148 | A | 0.07 |
| Citywide | — | — |