5865 MANTALCINO DR, ROUND ROCK, TX 78665
ROUND ROCK, 78665 — williamson County
Property at a Glance
This home is estimated between $346,905 and $469,836, with a best estimate of $403,678. 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
$403,678
$436,365
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 $346,905 and $469,836. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted +$54,966 for 260 sqft more living space and +$2,229 for being newer. Net adjustment: +$57,195.
Adjusted -$21,775 for 103 sqft less living space and +$4,457 for being newer. Net adjustment: -$17,318.
Adjusted -$72,513 for 343 sqft less living space and -$2,229 for being older. Net adjustment: -$74,742.
Adjusted +$52,852 for 250 sqft more living space and +$2,229 for being newer. Net adjustment: +$55,081.
Adjusted +$46,087 for 218 sqft more living space. Net adjustment: +$46,087.
The Neighborhood
This home is valued 7.4% 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 +7.4% above the subdivision median.
Tax Analysis
The estimated annual property tax is $10,044 across all districts. With a homestead exemption claimed, that drops to $8,277 — saving $1,767 per year. That's $690 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% | $5,259 |
| Siena MUD #1 | MUD | 0.5250% | $2,291 |
| Williamson County | County | 0.3694% | $1,612 |
| Williamson County ESD #3 - Hutto | ESD | 0.1000% | $436 |
| Williamson County FM/Rd | County | 0.0443% | $193 |
| EWC Higher Ed Center | special | 0.0409% | $178 |
| Upper Brushy Creek WCID | Water | 0.0170% | $74 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 2.3018% | $10,044 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $403,678 would pay approximately $2,520 per month (principal and interest only, excluding taxes and insurance).