3840 SAPPHIRE LOOP, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $527,336 and $693,101, with a best estimate of $584,822. That places the property below the L495414C - BORHO/MAYFIELD RANCH/SAPPHIRE LOOP median of $623,673, in a neighborhood that declined 8.0% over the past year.
Estimated Value Range
$584,822
$611,415
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in L495414C - BORHO/MAYFIELD RANCH/SAPPHIRE LOOP, this home's estimated market value is between $527,336 and $693,101. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted +$91,941 for 300 sqft more living space and -$1,997 for being older. Net adjustment: +$89,944.
Adjusted +$93,166 for 304 sqft more living space. Net adjustment: +$93,166.
Adjusted +$99,602 for 325 sqft more living space and -$7,990 for being older. Net adjustment: +$91,612.
Adjusted -$12,259 for 40 sqft less living space and -$1,997 for being older. Net adjustment: -$14,256.
Adjusted -$118,603 for 387 sqft less living space and -$1,997 for being older. Net adjustment: -$120,600.
The Neighborhood
This home is valued 2.0% below the L495414C - BORHO/MAYFIELD RANCH/SAPPHIRE LOOP median of $623,673. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 8.0% over the past year.
L495414C - BORHO/MAYFIELD RANCH/SAPPHIRE LOOP
typicalThis home is -2.0% below the subdivision median.
Tax Analysis
The estimated annual property tax is $12,186 across all districts. With a homestead exemption claimed, that drops to $10,551 — saving $1,635 per year. That's $879 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 |
|---|---|---|---|
| Leander ISD | School | 1.0869% | $6,645 |
| Round Rock | City | 0.3720% | $2,274 |
| Williamson County | County | 0.3694% | $2,259 |
| Austin Community College | special | 0.1034% | $632 |
| Williamson County FM/Rd | County | 0.0443% | $271 |
| Upper Brushy Creek WCID | Water | 0.0170% | $104 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.9931% | $12,186 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $584,822 would pay approximately $3,650 per month (principal and interest only, excluding taxes and insurance).