6140 MANTALCINO DR, ROUND ROCK, TX 78665
ROUND ROCK, 78665 — williamson County
Property at a Glance
This home is estimated between $264,130 and $347,281, with a best estimate of $320,902. 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
$320,902
$404,921
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 $264,130 and $347,281. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$25,581 for 121 sqft less living space. Net adjustment: -$25,581.
Adjusted -$102,322 for 484 sqft less living space and +$2,229 for being newer. Net adjustment: -$100,093.
Adjusted -$153,060 for 724 sqft less living space and -$4,457 for being older. Net adjustment: -$157,517.
Adjusted +$3,805 for 18 sqft more living space and -$4,457 for being older. Net adjustment: -$652.
Adjusted -$27,695 for 131 sqft less living space. Net adjustment: -$27,695.
The Neighborhood
This home is in line with the H121413C - SIENA median of $406,354. Note that values in this subdivision declined 5.4% over the past year.
H121413C - SIENA
typicalThis home is -0.4% below the subdivision median.
Tax Analysis
The estimated annual property tax is $9,321 across all districts. With a homestead exemption claimed, that drops to $7,559 — saving $1,762 per year. That's $630 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% | $4,880 |
| Siena MUD #1 | MUD | 0.5250% | $2,126 |
| Williamson County | County | 0.3694% | $1,496 |
| Williamson County ESD #3 - Hutto | ESD | 0.1000% | $405 |
| Williamson County FM/Rd | County | 0.0443% | $179 |
| EWC Higher Ed Center | special | 0.0409% | $165 |
| Upper Brushy Creek WCID | Water | 0.0170% | $69 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 2.3018% | $9,321 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $320,902 would pay approximately $2,003 per month (principal and interest only, excluding taxes and insurance).