3929 SAPPHIRE LOOP, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $455,215 and $726,489, with a best estimate of $496,485. 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
$496,485
$491,656
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 $455,215 and $726,489. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$1,226 for 4 sqft less living space and -$1,997 for being older. Net adjustment: -$3,223.
Adjusted +$95,618 for 312 sqft more living space and -$7,990 for being older. Net adjustment: +$87,628.
Adjusted +$6,436 for 21 sqft more living space and -$7,990 for being older. Net adjustment: -$1,554.
Adjusted -$105,425 for 344 sqft less living space and -$1,997 for being older. Net adjustment: -$107,422.
Adjusted -$102,667 for 335 sqft less living space. Net adjustment: -$102,667.
The Neighborhood
This home is valued 21.2% 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
below averageThis home is -21.2% below the subdivision median.
Tax Analysis
The estimated annual property tax is $9,799 across all districts. With a homestead exemption claimed, that drops to $8,187 — saving $1,612 per year. That's $682 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% | $5,344 |
| Round Rock | City | 0.3720% | $1,829 |
| Williamson County | County | 0.3694% | $1,816 |
| Austin Community College | special | 0.1034% | $508 |
| Williamson County FM/Rd | County | 0.0443% | $218 |
| Upper Brushy Creek WCID | Water | 0.0170% | $84 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.9931% | $9,799 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $496,485 would pay approximately $3,099 per month (principal and interest only, excluding taxes and insurance).