Frequently Asked Questions

GIS (Geographic Information Services)

City Related Sites

Helpful Links

CONTACT

Mailing Address
City of San Antonio
ITSD - GIS
111 Soledad, 7th Floor
San Antonio, TX 78205

Staff

Frank Yang
IT Manager (GIS), 210.207.0537

General Information

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What are the hours of operation?

Support is available Monday through Friday 7:45 AM – 4:30 PM on City working days. Support is not available outside of normal business hours listed above or on City holidays or weekends.

What is GIS (Geographic Information Systems)?

A geographic information system (GIS) integrates computer software, hardware, and data to view, manage, and analyze spatial relationships. GIS organizes spatial and related tabular data so that the information can be displayed and analyzed to reveal relationships, patterns, and trends.

What services does COSA GIS offer?

Databases and GIS Data Services

Design, manage, and update an Enterprise GIS SDE Database utilizing industry standards and best known practices. Support multiple internal and external departments to include coordination with Bexar Metro 911 and Bexar County Appraisal District. Work with Public Safety CAD database to ensure data integrity and authorship for all location based information and validation services.

Desktop Software Support

Support issues with ArcGIS (ArcCatalog, ArcToolbox, ArcMap, ArcMobile, and all ESRI extensions). Provide assistance with setting up server connections to the Enterprise GIS SDE database.

Public Safety GIS Service Support

Provide assistance with any GIS data creation, management, or dissemination needs to include GIS web services such as data services and geovalidation processes.

Web Application, Mapping, and GIS Web Services

Provide GIS web applications design and administration support for City of San Antonio departments.
Provide support for GIS mapping needs through standardizing particular city maps and supporting departmentally specific mapping requirements.
Provide GIS web services to include geovalidation web services for internal and external GIS web applications, using the Enterprise GIS address validation and geovalidation web services.

Who do I contact for support?

Please contact us by filling out the contact form:

Maps

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How can I obtain custom maps?

Our GIS unit will no longer accept customized map requests from the public. We apologize for any inconvenience this may cause.

Create Your Own Map

To create your own map, please visit our Interactive Maps website.

Map Catalog

Our most requested maps are available in a PDF format convenient for downloading and printing.

GIS Data

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How can I obtain GIS products?

Data created by the City of San Antonio can be downloaded for free using the GIS Data Download page.
The cost estimate to purchase data on CD/DVD is approximately $15.00 per item, per ½ hour, per staff member. To purchase data or for addition information, please Contact Us.
Hardcopy maps can be downloaded from the Map Catalog webpage.

What are the available datasets?

Please refer to the GIS Data page. *Please note that the City of San Antonio does not have the authorization to release third party data. Roads data can be obtained from Bexar Metro 911. Parcel data can be acquired from Bexar County Appraisal District.

What are the formats?

The data available for download is in the ESRI ArcGIS File Geodatabase or Shapefile format. Please visit ESRI.com to locate conversion software if needed.

What is the projection of the data layers?

GEOGRAPHIC COORDINATE REFERENCE: GCS_North_American_1983
PROJECTION: NAD_1983_StatePlane_Texas_South_Central_FIPS_4204_Feet

Web Services

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Address Validation

Please contact the Addressing Team:

Abelino Torres, Building Location Specialist
(210) 207-0260
abelino.torres@sanantonio.gov
Debbie Gaitan, Building Location Specialist
(210) 207-0258
debbie.gaitan@sanantonio.gov
Valerie Huerta, Building Location Specialist
(210) 207-0259
Valerie.huerta@sanantonio.gov

Technical Difficulties

If you are experiencing technical difficulties with our interactive maps site, please contact us by using our contact form

or (210) 207-8888.

Connect with the ITSD logo

GIs Division

New arrivals

Find a Park

Search parks, greenways, and other recreational facilities.

TCI IMP Map

Search the Infrastructure Management Program (IMP).

Bond Projects

Search and view bond projects via an interactive map.

San Antonio Bikes

Locate bicycle facilities within the City of San Antonio.

Emergency Services & Information

Recreation

Services

Online Payments

Maps & Statistics

City Government & Departments

Activities & Attractions

Accessibility

Entertainment & Conventions Facilities

City at a Glance

Transportation

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Bids & Purchasing

Building & Development

Emergency Services

Maps & Statistics

City Government & Departments

Administrative

Boards & Commissions

City Government & Departments

Election, Ethics & Legal

Emergency Services

Energy & Green Initiatives

Finance

Municipal Courts

Services

Other Public Agencies

Get Connected

City Related Sites

Helpful Links

CONTACT

Staff

General Information

Databases and GIS Data Services

Desktop Software Support

Public Safety GIS Service Support

Web Application, Mapping, and GIS Web Services

Maps

GIS Data

Web Services

GIs Division

New arrivals

Find a Park

TCI IMP Map

Bond Projects

San Antonio Bikes