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The acronym STAR*Map is the trademarked name for the Southeast Texas Addressing and Referencing Map. STAR*Map is maintained by the Houston-Galveston Area Council (H-GAC), and is a digital address point, road centerline, and zip code database that covers a multi-county region, including all of Harris, Fort Bend, Brazoria, Liberty, Montgomery, Galveston, Wharton, Waller, Austin, Chambers, Colorado, Matagorda and Walker Counties. The STAR*Map data area is provided in ArcGIS File Geodatabase (FGDB) as well as shapefile formats. Attributes include: block address information, street names, street types, and many additional feature attributes.
STAR*Map is released monthly. The latest release was made on May 20, 2019.
STAR*Map includes 2,257,507 address points, 428,891 roadway centerlines and 261 zipcodes for this release. The service has been updated to reflect this release.
Download the STAR*MAP sample.
A single copy of STAR*Map online orders can be placed by using the STAR*Map online order form. It is $700 a copy/version.
An annual STAR*Map Subscription is $8,900 a year, for which you receive the updates by shapefile/file geodatabase and STAR*Map map services on a monthly basis. Subscribers must submit the Star*Map GIS Services Request form to access the services. The STAR*Map subscription would be through your payment, please contact the H-GAC GIS Program at DSGIS@h-gac.com for the subscription.
The maps and data presented herein are intended for general reference only. The Houston-Galveston Area Council makes no claim as to its accuracy and neither assumes nor will accept liability for its use. STAR*Map is a registered trademark of the Houston-Galveston Area Council and the Geographic Data Workgroup. They require use of the trademark with the map product, for three reasons:
Pricing and availability listed on this website are subject to change, and do not constitute any contractual commitment until an order has been placed via our online ordering system. Furthermore, H-GAC does not make any service level agreement guarantees on availability of online map services that may be affiliated with this product.These products, data, and/or tools are for informational purposes only and may not have been prepared for or be suitable for legal, engineering, or surveying purposes. They do not represent an on-the-ground survey and represent only the approximate relative location of property boundaries. Mapping may not reflect on the ground conditions. The Houston-Galveston Area Council makes no further claims as to the accuracy or reliability of the data, and neither assumes, nor will accept liability for their use. Use or reproduction of this data without acknowledging the Houston-Galveston Area Council as the source is strictly prohibited.
The Houston-Galveston Area Council will not provide refunds once data has been delivered or shipped to customer. All sales are final once shipped or provided via delivery or FTP.
The Houston-Galveston Area Council does not provide prior purchased data as a restoration for lost or corrupted data previously purchases. Customers should ensure that all data is properly backed up and stored to prevent loss of data.
H-GAC GIS Program DSGIS@h-gac.com
Houston-Galveston Area Council