5640 SABBIA DR, ROUND ROCK, TX 78665
ROUND ROCK, 78665 — williamson County
Property at a Glance
This home is estimated between $329,569 and $412,721, with a best estimate of $386,343. That places the property below the H121413C - SIENA median of $406,354, in a neighborhood that declined 5.4% over the past year.
Estimated Value Range
$386,343
$378,737
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 $329,569 and $412,721. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted +$37,631 for 178 sqft more living space and +$2,229 for being newer. Net adjustment: +$39,860.
Adjusted -$39,111 for 185 sqft less living space and +$4,457 for being newer. Net adjustment: -$34,654.
Adjusted -$89,849 for 425 sqft less living space and -$2,229 for being older. Net adjustment: -$92,078.
Adjusted +$67,017 for 317 sqft more living space and -$2,229 for being older. Net adjustment: +$64,788.
Adjusted +$35,517 for 168 sqft more living space and +$2,229 for being newer. Net adjustment: +$37,746.
The Neighborhood
This home is valued 6.8% 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 -6.8% below the subdivision median.
Tax Analysis
The estimated annual property tax is $8,718 across all districts. With a homestead exemption claimed, that drops to $6,960 — saving $1,758 per year. That's $580 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% | $4,565 |
| Siena MUD #1 | MUD | 0.5250% | $1,988 |
| Williamson County | County | 0.3694% | $1,399 |
| Williamson County ESD #9 - Round Rock | ESD | 0.0999% | $378 |
| Williamson County FM/Rd | County | 0.0443% | $168 |
| EWC Higher Ed Center | special | 0.0409% | $155 |
| Upper Brushy Creek WCID | Water | 0.0170% | $64 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 2.3018% | $8,718 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $386,343 would pay approximately $2,412 per month (principal and interest only, excluding taxes and insurance).