3817 VALLARTA LN, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $270,451 and $613,004, with a best estimate of $399,036. That places the property below the L498506D - VILLAGE AT MAYFIELD median of $510,992, in a neighborhood that declined 5.8% over the past year.
Estimated Value Range
$399,036
$399,069
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in L498506D - VILLAGE AT MAYFIELD, this home's estimated market value is between $270,451 and $613,004. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$558 for 2 sqft less living space and -$541 for being older. Net adjustment: -$1,099.
Adjusted +$5,297 for 19 sqft more living space. Net adjustment: +$5,297.
Adjusted -$178,983 for 642 sqft less living space. Net adjustment: -$178,983.
Adjusted +$49,903 for 179 sqft more living space and -$541 for being older. Net adjustment: +$49,362.
Adjusted -$226,377 for 812 sqft less living space and -$271 for being older. Net adjustment: -$226,648.
The Neighborhood
This home is valued 21.9% below the L498506D - VILLAGE AT MAYFIELD median of $510,992. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 5.8% over the past year.
L498506D - VILLAGE AT MAYFIELD
below averageThis home is -21.9% below the subdivision median.
Tax Analysis
The estimated annual property tax is $7,180 across all districts. With a homestead exemption claimed, that drops to $5,856 — saving $1,324 per year. That's $488 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 |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $3,564 |
| Round Rock | City | 0.3720% | $1,485 |
| Williamson County | County | 0.3694% | $1,474 |
| Austin Community College | special | 0.1034% | $413 |
| Williamson County FM/Rd | County | 0.0443% | $177 |
| Upper Brushy Creek WCID | Water | 0.0170% | $68 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $7,180 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $399,036 would pay approximately $2,491 per month (principal and interest only, excluding taxes and insurance).