Town Hall Address 372 South FM 356 Onalaska, TX 77360 United States- Polk County Website https://www.cityofonalaska.us Fire District 936-646-6566 181 Old Groveton Rd. Onalaska, TX 77360 United States Town Clerk 936-646-5000 372 South FM 356 Onalaska, TX 77360 United States Tax Collector 936-646-5000 372 South FM 356 Onalaska, TX 77360 United States Town Hall Hours Monday - Friday: 7:30 AM - 12:00 AM and 1:00 PM - 4:30 PM County Polk