3830 SEBASTIAN CV, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $432,731 and $694,815, with a best estimate of $437,387. 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
$437,387
$464,317
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 $432,731 and $694,815. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$35,964 for 129 sqft less living space and +$541 for being newer. Net adjustment: -$35,423.
Adjusted +$126,570 for 454 sqft more living space and +$271 for being newer. Net adjustment: +$126,841.
Adjusted -$32,618 for 117 sqft less living space and +$541 for being newer. Net adjustment: -$32,077.
Adjusted +$48,509 for 174 sqft more living space. Net adjustment: +$48,509.
Adjusted -$49,624 for 178 sqft less living space and +$271 for being newer. Net adjustment: -$49,353.
The Neighborhood
This home is valued 9.1% 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
typicalThis home is -9.1% below the subdivision median.
Tax Analysis
The estimated annual property tax is $8,354 across all districts. With a homestead exemption claimed, that drops to $7,018 — saving $1,336 per year. That's $585 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% | $4,147 |
| Round Rock | City | 0.3720% | $1,727 |
| Williamson County | County | 0.3694% | $1,715 |
| Austin Community College | special | 0.1034% | $480 |
| Williamson County FM/Rd | County | 0.0443% | $206 |
| Upper Brushy Creek WCID | Water | 0.0170% | $79 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $8,354 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $437,387 would pay approximately $2,730 per month (principal and interest only, excluding taxes and insurance).