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Public GIS and Property Data Downloads


The Brazoria County Appraisal District's GIS data files are available to download. File names and descriptions are listed below. GIS and data exports are updated on the website monthly. If you have need for GIS data that is not present on our download page please email a GIS data request with a description of your project directly at mowens@brazoriacad.org 

BCAD DISCLAIMER:  THIS PRODUCT IS FOR INFORMATIONAL PURPOSES AND MAY NOT HAVE BEEN PREPARED FOR OR BE SUITABLE FOR LEGAL, ENGINEERING, OR SURVEYING PURPOSES.  IT DOES NOT REPRESENT AN ON-THE-GROUND SURVEY AND REPRESENTS ONLY THE APPROXIMATE RELATIVE LOACTIONOF PROPERTY BOUNDARIES.

QUESTIONS: CONTACT MISSIE OWENS - GIS DEPT. - mowens@brazoriacad.org

GIS (shapefile)

Spatial data for Abstracts in Brazoria County. Contains survey name and section number
Blocks within Subdivisions and Abstracts. Contains Blk # and plat ref.
 City Limits layer for cities and townsites in Brazoria County.
Taxation boundaries for Alvin Junior College and Brazosport College
County outline for Brazoria County. Also has boundaries for surrounding counties.
Drainage district boundaries for all current Drainage districts in the County
Boundary data for ESD1, ESD2, ESD3, ESD4, ESD5, ESD6 (Tax codes EM1-EM6)
Taxation boundaries for hospitals in Brazoria county
Taxation boundary for Freeport Navigation District / Port Freeport
Current Parcel data for Brazoria County, includes account #'s, Three different files
Road centerline data for Brazoria County roads. Includes address range values
Taxation boundaries for School Districts in Brazoria County
Subdivision layer containing references to platted subdivisions in the county
Basic polygon layer of improvement footprints
Polygon data for major water bodies in Brazoria County
Current layer for Municipal Utility Districts in Brazoria County
Division outlines for major Abstracts and Subs containing divisions

TAXROLL DATA (database, .txt, .csv)

Preliminary value data for the 2023 tax year. Values are subject to change, values are not certified. Additional value information will be available at this link as new notice exports are run.
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Certified Tax Roll for the 2022 year. Certified Real, MH and Mineral Rolls
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Supplemental data for the 2022 certified roll and previous years

PROTAX IMPROVEMENT EXPORT

Current ProTAX export as of Aug 16, 2022

PLAT MAP DOWNLOAD

Click here to download plat maps of specific townsites, abstracts and areas

HISTORIC DATA (.shp, .txt)

Data files for previous years. Contains Parcel, Road, Subdivision, Blocks and Certified Roll Data.

SPECIAL PROJECTS

None at this time
Notes

The GIS files contained on this page are mostly in ESRI's shapefile format. You can use any of ESRI's ArcGIS products to read/open our shapefiles. There are also a number of other free and pay software available on the internet. Some of the free ESRI applications may require you to register with ESRI for more information please see ESRI website at http://www.esri.com

You can download the free open source software QGIS from the link below:

https://www.qgis.org/en/site/forusers/download.html​ 

Or, download the latest version of Google Earth Pro at the link below:

https://www.google.com/earth/download/gep/agree.html

Other platforms include:

Whitebox Geospatial

The System for Automated Geoscientific Analyses (SAGA)

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