Reviewed and updated October 14, 2026 by the SearchSystems.net editorial team. Every fact on this page was read that day from the Texas agency that publishes it, the Department of Public Safety for driver licenses and the Texas Department of Motor Vehicles for titles and registration, and the official page each fact came from is linked where it appears.
The San Patricio County tax assessor-collector is where San Patricio County residents renew registration, transfer titles, get placards and temporary tags, and change the address on a vehicle record. This page carries the office's address, mailing address, phone and fax, the county's own site, the services the TxDMV lists, the TxDMV regional service center that supports the county, and the DPS offices in the county for driver licenses. Every Texas office is on the Texas DMV offices list.
In this guide: Address, phone and the county site, What the county tax office handles, The TxDMV regional service center for San Patricio County, Driver license offices in San Patricio County, Questions about the San Patricio County tax office
Address, phone and the county site
| Item | Detail |
|---|---|
| Office | San Patricio County Tax Office |
| Tax assessor-collector | Marcela G. Thormaehlen PCC |
| Physical address | 1301 E. Sinton, Suite C Sinton, TX 78387 |
| Mailing address | P.O. Box 280 Sinton, TX 78387-0280 |
| Telephone | (361) 364-9370 |
| Fax | (361) 364-9473 |
| Website | www.sanpatriciocountytx.gov |
As listed on the TxDMV's county tax office locator on October 14, 2026. The TxDMV asks you to check county office availability before planning travel, and says other locations may be available, so contact the county tax office or visit its site to find the office closest to you.
What the county tax office handles
The TxDMV describes county tax assessor-collector offices as providing most vehicle title and registration services, and lists seven: registration renewals (license plates and registration stickers), vehicle title transfers, change of address on motor vehicle records, non-fee license plates such as Purple Heart and Disabled Veterans plates, disabled parking placards, copies of registration receipts, and temporary registration. It adds that the office works in partnership with the TxDMV's Vehicle Titles and Registration Division.
Registering a car you bought is explained on the registration guide, renewing on the renewal guide, and the state fees on the fees page; county fees are set by each county and are on the county's own site.
The TxDMV regional service center for San Patricio County
The TxDMV lists the Corpus Christi Regional Service Center as the regional service center supporting San Patricio County: 602 N. Staples Street, Suite 130, Corpus Christi, TX 78401, phone (361) 808-3900. Regional service centers handle replacement titles, bonded title rejection letters, apportioned registration, Texas title error investigations, vehicle transfer notifications and title history inquiries, open 8 am to 5 pm local time Monday to Friday except state holidays and the center's staff development day (Thursday, May 21, 2026).
Driver license offices in San Patricio County
Driver licenses and ID cards are issued by the Texas Department of Public Safety, by appointment only, not by the county. The DPS locator lists 2 offices in San Patricio County:
Aransas Pass, 919 S. Commercial, Aransas Pass, TX 78336-5303, phone (361) 758-8680. Hours: Monday to Friday 8:00 am to 5:00 pm, closed Saturday.
Sinton, 1146 E. Market St., Sinton, TX 78387, phone (361) 364-1956. Hours: Monday to Friday 8:00 am to 5:00 pm, closed Saturday.
Questions about the San Patricio County tax office
What does the San Patricio County tax office handle for drivers?
Vehicle matters, not driver licenses. The TxDMV says county tax assessor-collector offices provide most vehicle title and registration services: registration renewals, vehicle title transfers, changes of address on motor vehicle records, non-fee plates such as Purple Heart and Disabled Veterans plates, disabled parking placards, copies of registration receipts and temporary registration.
Where do I get a driver license in San Patricio County?
At a Texas DPS driver license office, by appointment. DPS lists 2 offices in San Patricio County: Aransas Pass at 919 S. Commercial, Aransas Pass, TX 78336-5303 and Sinton at 1146 E. Market St., Sinton, TX 78387.
Can I renew my registration online instead?
The TxDMV says many counties allow you to renew your vehicle registration and change your address online, that some counties allow renewals at substations or subcontractors such as participating grocery stores, and that acceptable forms of payment vary by county. Its own online renewal starts on the TxDMV registration page; the registration renewal guide walks through it.
What are the office hours?
The TxDMV page for San Patricio County gives the address, phone and the county's website but no hours; it says to check county office availability before planning travel. The hours are on the county's own site.
Written by SearchSystems.net from the TxDMV's county tax office page for San Patricio County and its regional service center pages, read on October 14, 2026, and from the DPS office locator read the same day. The address, phone, fax, website and the name of the tax assessor-collector are the TxDMV's.