8108 ROSANO ST, ROUND ROCK, TX 78665
ROUND ROCK, 78665 — williamson County
Property at a Glance
This home is estimated between $324,976 and $471,147, with a best estimate of $421,448. That places the property above the H121413C - SIENA median of $406,354, in a neighborhood that declined 5.4% over the past year.
Estimated Value Range
$421,448
$444,721
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in H121413C - SIENA, this home's estimated market value is between $324,976 and $471,147. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$37,208 for 176 sqft less living space and +$2,229 for being newer. Net adjustment: -$34,979.
Adjusted +$47,567 for 225 sqft more living space. Net adjustment: +$47,567.
Adjusted +$5,919 for 28 sqft more living space and -$4,457 for being older. Net adjustment: +$1,462.
Adjusted -$8,034 for 38 sqft less living space and -$2,229 for being older. Net adjustment: -$10,263.
Adjusted -$156,654 for 741 sqft less living space. Net adjustment: -$156,654.
The Neighborhood
This home is valued 9.4% above the H121413C - SIENA median of $406,354. With 1,611 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 5.4% over the past year.
H121413C - SIENA
typicalThis home is +9.4% above the subdivision median.
Tax Analysis
The estimated annual property tax is $10,195 across all districts. With a homestead exemption claimed, that drops to $8,426 — saving $1,769 per year. That's $702 per month a buyer should budget. The assessed value increased +10.4% vs the subdivision average of -5.4%. This above-average increase gives a protest opportunity score of 75 out of 100 — it may be worth challenging the appraisal.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Hutto ISD | School | 1.2052% | $5,338 |
| Siena MUD #1 | MUD | 0.5250% | $2,325 |
| Williamson County | County | 0.3694% | $1,636 |
| Williamson County ESD #9 - Round Rock | ESD | 0.0999% | $443 |
| Williamson County FM/Rd | County | 0.0443% | $196 |
| EWC Higher Ed Center | special | 0.0409% | $181 |
| Upper Brushy Creek WCID | Water | 0.0170% | $75 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 2.3018% | $10,195 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $421,448 would pay approximately $2,631 per month (principal and interest only, excluding taxes and insurance).