Williamson County Property Tax Rates (Alphabetical)
Below is categorized list of all the Williamson County Tax Jurisdictions along with their tax rates for 2011, 2010, and 2009 (click here for an categorized list).
| Tax Jurisdiction | 2011 Tax Rate | 2010 Tax Rate | 2009 Tax Rate |
| Anderson Mill Limited District | 0.130000 | 0.130000 | 0.130000 |
| Austin, City of | 0.481100 | 0.457100 | 0.420900 |
| Austin Community College | 0.094800 | 0.095100 | 0.094600 |
| Avery Ranch Road District | 0.133500 | 0.144480 | 0.144480 |
| Bartlett, City of | 0.588300 | 0.558400 | n/a |
| Bartlett ISD | 1.154680 | 1.154680 | n/a |
| Block House MUD | 0.866000 | 0.846000 | 0.846000 |
| Brushy Creek MUD | 0.500000 | 0.500000 | 0.500000 |
| Brushy Creek MUD Defined Areas | 0.360000 | 0.360000 | 0.360000 |
| Cedar Park, City of | 0.493501 | 0.493501 | 0.489001 |
| Coupland ISD | 1.040050 | 1.040050 | 1.040050 |
| Donahoe Creek Watershed | 0.200000 | 0.020000 | 0.020000 |
| EWC Higher Ed Center | 0.050000 | n/a | n/a |
| Fern Bluff MUD | 0.509500 | 0.509500 | 0.509500 |
| Florence, City of | 0.741697 | 0.636019 | 0.527860 |
| Florence ISD | 1.300000 | 1.230000 | 1.230000 |
| Georgetown, City of | 0.387500 | 0.356220 | 0.356220 |
| Georgetown ISD | 1.358000 | 1.290000 | 1.290000 |
| Georgetown Village PID | 0.200000 | 0.200000 | 0.200000 |
| Granger, City of | 0.888817 | 0.888817 | 0.887461 |
| Granger ISD | 1.105000 | 1.105000 | 1.105000 |
| Hutto, City of | 0.516545 | 0.507580 | 0.499154 |
| Hutto ISD | 1.600000 | 1.535000 | 1.485000 |
| Jarrell, City of | 0.469854 | 0.377100 | 0.287171 |
| Jarrell ISD | 1.390000 | 1.390000 | 1.370000 |
| Lakeside MUD # 3 | 0.900000 | 0.900000 | 0.900000 |
| Lakeside WCID # 2A | 0.970000 | 0.970000 | 0.970000 |
| Leander, City of | 0.670420 | 0.650420 | 0.600420 |
| Leander ISD | 1.499760 | 1.454800 | 1.422340 |
| Liberty Hill, City of | 0.442573 | 0.353888 | 0.291600 |
| Liberty Hill ISD | 1.335000 | 1.260000 | 1.260000 |
| Meadows of Chandler Creek MUD | 0.420000 | 0.420000 | 0.420000 |
| North Austin MUD | 0.381900 | 0.381900 | 0.380100 |
| Paloma Lakes MUD #1 | 0.950000 | 0.950000 | 0.950000 |
| Paloma Lakes MUD #2 | 0.950000 | 0.950000 | 0.950000 |
| Parkside at Mayfield Ranch MUD | 0.950000 | 0.950000 | 0.950000 |
| Pflugerville, City of | 0.599000 | 0.604000 | 0.609000 |
| Pflugerville ISD | 1.480000 | 1.460000 | 1.460000 |
| Ranch at Cypress Creek MUD # 1 | 0.706500 | 0.706500 | 0.630400 |
| Round Rock, City of | 0.423210 | 0.417280 | 0.396610 |
| Round Rock ISD | 1.335000 | 1.380000 | 1.380000 |
| Sonterra MUD | 0.850000 | 0.773300 | 0.773300 |
| Stonewall Ranch MUD | 0.950000 | 0.950000 | 0.950000 |
| Taylor, City of | 0.813893 | 0.813893 | 0.790000 |
| Taylor ISD | 1.450000 | 1.470000 | 1.490000 |
| Thrall, City of | 0.504140 | 0.500000 | 0.500000 |
| Thrall ISD | 1.210000 | 1.194000 | 1.194000 |
| Upper Brushy Creek WCID | 0.020000 | 0.020000 | 0.020000 |
| Walsh Ranch MUD | 0.670000 | 0.650000 | 0.650000 |
| Weir, City of | 0.265234 | 0.265339 | 0.258417 |
| Wells Branch MUD | 0.470000 | 0.470000 | 0.470000 |
| West Williamson County MUD #1 | 0.900000 | 0.900000 | n/a |
| Williamson County | 0.457687 | 0.459999 | 0.459999 |
| Williamson County FM/RD (Road Fund) | 0.030000 | 0.030000 | 0.030000 |
| Williamson County ESD #1 | 0.100000 | 0.100000 | 0.100000 |
| Williamson County ESD #2 | 0.100000 | 0.100000 | 0.100000 |
| Williamson County ESD #3 | 0.100000 | 0.100000 | 0.100000 |
| Williamson County ESD #4 | 0.100000 | 0.100000 | 0.099400 |
| Williamson County ESD #5 | 0.100000 | 0.100000 | 0.100000 |
| Williamson County ESD #6 | 0.100000 | 0.100000 | 0.100000 |
| Williamson County ESD #7 | 0.100000 | 0.100000 | 0.100000 |
| Williamson County ESD #8 | 0.095000 | 0.091795 | 0.090798 |
| Williamson County ESD #9 | 0.100000 | 0.100000 | 0.100000 |
| Williamson County ESD #10 | 0.100000 | 0.100000 | 0.100000 |
| Williamson County MUD #9 Vista Oaks | 0.740000 | 0.740000 | 0.740000 |
| Williamson County MUD #10 Terra Vista | 0.850000 | 0.850000 | 0.880000 |
| Williamson County MUD #11 Terra Vista | 0.900000 | 0.900000 | 0.900000 |
| Williamson County MUD #12 Rancho Sienna | 0.850000 | 0.850000 | 0.850000 |
| Williamson County MUD #13 Summerlynn | 0.850000 | 0.850000 | 0.850000 |
| Williamson County MUD #15 | 0.900000 | 0.900000 | 0.900000 |
| Williamson County WSID #3 | 0.815000 | 0.815000 | 0.799900 |
| Williamson/Travis MUD #1 | 0.662000 | 0.664000 | 0.714000 |
| Williamson/Travis WCID #1D | 0.421000 | 0.421000 | 0.421000 |