3608 SANDY BROOK DR, ROUND ROCK, TX 78665
ROUND ROCK, 78665 — williamson County
Property at a Glance
This home is estimated between $253,479 and $479,339, with a best estimate of $321,025. That places the property below the R409599G - STONEY BROOK - ALL SECTIONS median of $328,056, in a neighborhood that declined 4.7% over the past year.
Estimated Value Range
$321,025
$281,866
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in R409599G - STONEY BROOK - ALL SECTIONS, this home's estimated market value is between $253,479 and $479,339. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$36,816 for 159 sqft less living space and +$8,223 for being newer. Net adjustment: -$28,593.
Adjusted +$120,636 for 521 sqft more living space. Net adjustment: +$120,636.
Adjusted +$20,608 for 89 sqft more living space and +$12,334 for being newer. Net adjustment: +$32,942.
Adjusted +$72,011 for 311 sqft more living space and +$12,334 for being newer. Net adjustment: +$84,345.
Adjusted -$71,085 for 307 sqft less living space and +$4,111 for being newer. Net adjustment: -$66,974.
The Neighborhood
This home is valued 14.1% below the R409599G - STONEY BROOK - ALL SECTIONS median of $328,056. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 4.7% over the past year.
R409599G - STONEY BROOK - ALL SECTIONS
typicalThis home is -14.1% below the subdivision median.
Tax Analysis
The estimated annual property tax is $5,072 across all districts. With a homestead exemption claimed, that drops to $3,769 — saving $1,303 per year. That's $314 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% | $2,517 |
| Round Rock | City | 0.3720% | $1,049 |
| Williamson County | County | 0.3694% | $1,041 |
| Austin Community College | special | 0.1034% | $291 |
| Williamson County FM/Rd | County | 0.0443% | $125 |
| Upper Brushy Creek WCID | Water | 0.0170% | $48 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $5,072 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $321,025 would pay approximately $2,004 per month (principal and interest only, excluding taxes and insurance).