3613 COBALT CV, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $450,358 and $589,635, with a best estimate of $551,863. That places the property above the L498506D - VILLAGE AT MAYFIELD median of $510,992, in a neighborhood that declined 5.8% over the past year.
Estimated Value Range
$551,863
$444,177
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 $450,358 and $589,635. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted +$177,310 for 636 sqft more living space. Net adjustment: +$177,310.
Adjusted +$127,685 for 458 sqft more living space. Net adjustment: +$127,685.
Adjusted +$7,527 for 27 sqft more living space and -$271 for being older and +$60,193 for having a garage. Net adjustment: +$67,449.
Adjusted -$2,788 for 10 sqft less living space. Net adjustment: -$2,788.
Adjusted +$5,576 for 20 sqft more living space and -$271 for being older. Net adjustment: +$5,305.
The Neighborhood
This home is valued 13.1% 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 -13.1% below the subdivision median.
Tax Analysis
The estimated annual property tax is $7,992 across all districts. With a homestead exemption claimed, that drops to $6,660 — saving $1,332 per year. That's $555 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% | $3,967 |
| Round Rock | City | 0.3720% | $1,652 |
| Williamson County | County | 0.3694% | $1,641 |
| Austin Community College | special | 0.1034% | $459 |
| Williamson County FM/Rd | County | 0.0443% | $197 |
| Upper Brushy Creek WCID | Water | 0.0170% | $76 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $7,992 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $551,863 would pay approximately $3,445 per month (principal and interest only, excluding taxes and insurance).