1003 ST WILLIAMS AVE, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $447,690 and $650,891, with a best estimate of $510,133. That places the property above the R325576F - ROUND ROCK WEST/LAKE CREEK WEST/SHADOW BROOK median of $476,515, in a neighborhood that declined 5.9% over the past year.
Estimated Value Range
$510,133
$423,939
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in R325576F - ROUND ROCK WEST/LAKE CREEK WEST/SHADOW BROOK, this home's estimated market value is between $447,690 and $650,891. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted +$96,141 for 405 sqft more living space and -$4,734 for being older. Net adjustment: +$91,407.
Adjusted +$30,385 for 128 sqft more living space and -$4,734 for being older. Net adjustment: +$25,651.
Adjusted +$123,440 for 520 sqft more living space and +$2,367 for being newer. Net adjustment: +$125,807.
Adjusted +$4,273 for 18 sqft more living space and -$11,835 for being older. Net adjustment: -$7,562.
Adjusted +$21,602 for 91 sqft more living space and +$2,367 for being newer. Net adjustment: +$23,969.
The Neighborhood
This home is valued 11.0% below the R325576F - ROUND ROCK WEST/LAKE CREEK WEST/SHADOW BROOK median of $476,515. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 5.9% over the past year.
R325576F - ROUND ROCK WEST/LAKE CREEK WEST/SHADOW BROOK
typicalThis home is -11.0% below the subdivision median.
Tax Analysis
The estimated annual property tax is $7,628 across all districts. With a homestead exemption claimed, that drops to $6,299 — saving $1,329 per year. That's $525 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% | $3,786 |
| Round Rock | City | 0.3720% | $1,577 |
| Williamson County | County | 0.3694% | $1,566 |
| Austin Community College | special | 0.1034% | $438 |
| Williamson County FM/Rd | County | 0.0443% | $188 |
| Upper Brushy Creek WCID | Water | 0.0170% | $72 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $7,628 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $510,133 would pay approximately $3,184 per month (principal and interest only, excluding taxes and insurance).