San Patricio County Tax Assessor - Dalia Sanchez Share: Local / State / Federal GovernmentHonorary Member Visit Website 400 W. Sinton St., Rm 144 Portland, TX 78374 (361) 876-7433 (361) 643-3244 (fax) Hours: Hours of Operation: Monday thru Friday, 8:00am - 04:30pm Map What's Nearby? Distance: 5 10 15 20 25 50 mi.