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Your Source for Geographic Information of Texas

TNRIS’s data storehouse comprises the most comprehensive set of geographic data for the State of Texas. It contains over 1,000,000 frames of Aerial Photography and over 50 unique datasets that add up to over 500 gigabytes of data.

Access digital datasets directly through the online Data Search & Download, or go to Ordering Services to work with TNRIS staff on a custom order.

Data Search & Download

All available online geospatial data. Search for datasets from all across Texas and download files direct to your local drive.

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Ordering Services

Request paper maps, aerial photos, digital data, and more from in-house staff.

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More Resources

Aerial Photos

TNRIS maintains an extensive collection of aerial photography dating back to the 1920's. Research assistance is provided to help you locate photos for your area of interest.
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Paper Maps

USGS topographic maps covering the state of Texas are available at scales ranging from 1:24,000 to 1:1,000,000. A limited collection of historic USGS topographic maps are available dating back to the 1800's.
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Satellite Imagery

Statewide coverage of Satellite Imagery for Landsat 5 and Landsat 7 data is available on CD.
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Layer Spotlight

Layer Spotlight is a new way to showcase the rich, extensive geographic data housed at TNRIS. It is a chance to view and explore a data layer before downloading.

It is part of the implementation of a new data viewing application incorporating Microsoft Virtual Earth® software. In the future, as TNRIS further develops its data dissemination tools, keep an eye out for even more robust and dynamic applications.

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