New Jersey Aerial Imagery Catalog from 1930 to 2017

11 series of digital orthophotography and scanned aerial photo maps for New Jersey, collected between 1930 and 2017. The New Jersey Office of GIS, NJ Office of Information Technology manages the collection, which is organized into tile grids covering the entire state. Imagery is available as Cloud Optimized GeoTIFF (COG) files, with some years also in compressed MrSID and/or JP2 formats.

Use Cases

• Detecting land use and land cover change over time based on imagery spanning 87 years.
• Training models for building footprint extraction based on high-resolution orthophotography.
• Conducting historical geographic analysis based on scanned aerial photos from the 1930s onward.
• Creating basemaps for GIS applications based on tiled, cloud-optimized imagery.

Strengths

• Imagery spans 87 years, from 1930 to 2017, providing a long historical record.
• Data is organized into tile grids covering the entire geography of New Jersey.
• Files are available in Cloud Optimized GeoTIFF (COG) format, which is efficient for cloud-based access.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Last update date is unknown; freshness unverified.

Provenance

Source

New Jersey Office of GIS, NJ Office of Information Technology

Collection Method

Aerial photography and orthophotography projects conducted at various times.

Time Range

1930 to 2017

Geography

State of New Jersey, USA