8309 REGGIO ST, ROUND ROCK, TX 78665
ROUND ROCK, 78665 — williamson County
Property at a Glance
This home is estimated between $418,965 and $500,868, with a best estimate of $459,210. 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
$459,210
$402,008
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 $418,965 and $500,868. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted +$83,295 for 394 sqft more living space and -$8,914 for being older. Net adjustment: +$74,381.
Adjusted +$38,477 for 182 sqft more living space and -$8,914 for being older. Net adjustment: +$29,563.
Adjusted +$171,453 for 811 sqft more living space and -$8,914 for being older. Net adjustment: +$162,539.
Adjusted +$27,060 for 128 sqft more living space and -$4,457 for being older. Net adjustment: +$22,603.
Adjusted +$157,500 for 745 sqft more living space and -$6,686 for being older. Net adjustment: +$150,814.
The Neighborhood
This home is valued 1.1% below the H121413C - SIENA median of $406,354. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 5.4% over the past year.
H121413C - SIENA
typicalThis home is -1.1% below the subdivision median.
Tax Analysis
The estimated annual property tax is $9,253 across all districts. With a homestead exemption claimed, that drops to $7,492 — saving $1,761 per year. That's $624 per month a buyer should budget. The assessed value increased roughly in line with the neighborhood, so a tax protest is unlikely to yield significant savings.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Hutto ISD | School | 1.2052% | $4,845 |
| Siena MUD #1 | MUD | 0.5250% | $2,111 |
| Williamson County | County | 0.3694% | $1,485 |
| Williamson County ESD #9 - Round Rock | ESD | 0.0999% | $402 |
| Williamson County FM/Rd | County | 0.0443% | $178 |
| EWC Higher Ed Center | special | 0.0409% | $164 |
| Upper Brushy Creek WCID | Water | 0.0170% | $68 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 2.3018% | $9,253 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $459,210 would pay approximately $2,866 per month (principal and interest only, excluding taxes and insurance).