Philadelphia Property Characteristics and Assessment History

Property characteristic and assessment history data from the City of Philadelphia's Office of Property Assessment. The dataset updates nightly and covers all properties in Philadelphia. Users should verify data accuracy for the most recent tax year calculations.

Use Cases

• Analyze property assessment history trends across Philadelphia neighborhoods using assessment history fields.
• Model property characteristics to identify factors influencing assessed values.
• Join property data with geographic boundaries using the GEOJSON format for spatial analysis.

Strengths

• Data is updated nightly, ensuring high recency.
• Sourced directly from the authoritative City of Philadelphia Office of Property Assessment.
• Available in multiple formats including GEOJSON, CSV, and API for flexible access.

Limitations

• The data may not reflect the most recent tax year's property value calculations, requiring user verification.
• Specific data volume metrics like row count and column details are unavailable, limiting pre-analysis sizing.
• Potential for missing or incorrect information on individual properties, as noted by the publisher.

Provenance

Source

City of Philadelphia Office of Property Assessment

Collection Method

Collected and maintained by the city's property assessment office.

Freshness

Updates nightly; last updated 2025-03-31.

Geography

Philadelphia, Pennsylvania, USA