Philadelphia, PA 19121
This property at 1840 N 21ST ST, Philadelphia, PA 19121 has no open violations, 6 recorded ownership transfers. View the full property report for detailed violation history, ownership records, title risk analysis, and neighborhood safety data.
1840 N 21st St is a 1915-built multi family in the North Central section of 19121, last assessed at $211,500. From the early 20th century, the building predates modern plumbing and electrical codes and may include lead paint, asbestos, or knob-and-tube wiring. The property has been transferred 6 times, most recently a nominal $1 transfer in 2025. All 9 code violations on file have been resolved. The property is held by Alion Investments Llc, an LLC with a portfolio of 47 Philadelphia properties. Portfolio median fix time: 124 days (citywide median: 54 days). That places this owner in the slower quartile for code-violation response relative to peers.
| Address | Year | Type | Value | Grade |
|---|---|---|---|---|
| 1856 N 21st St | 1915 | Single Family | $372,900 | B |
| 1842 N 21st St | 1915 | Single Family | $340,700 | A |
| 1839 N 21st St | 1915 | Single Family | $320,000 | A |
| 1829 N 21st St | 1915 | Single Family | $275,000 | A |
| 1808 N 21st St | 1915 | Multi Family | $254,000 | A |
Alion Investments Llc is an LLC that holds 47 Philadelphia properties.
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