ROUND ROCK, 78665 — williamson County
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Hutto ISD | School | 1.2052% | $9 |
| Siena MUD #1 | MUD | 0.5250% | $4 |
| Williamson County | County | 0.3694% | $3 |
| Williamson County ESD #3 - Hutto | ESD | 0.1000% | $1 |
| Williamson County FM/Rd | County | 0.0443% | $0 |
| EWC Higher Ed Center | special | 0.0409% | $0 |
| Upper Brushy Creek WCID | Water | 0.0170% | $0 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 2.3018% | $18 | |