3730 CASTLE ROCK DR, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $146,286 and $509,553, with a best estimate of $236,748. That places the property below the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194, in a neighborhood that declined 10.9% over the past year.
Estimated Value Range
$236,748
$371,170
Based on 5 comparable properties(0 in the same subdivision)
There are 5 comparable properties within range, but none are in R107503F - PRESERVE AT STONE OAK - PH 3 & 4. The estimated range of $146,286 and $509,553 should be treated as a rough guide.
Comparable Properties (5)
Adjusted -$6,311 for 31 sqft less living space and +$11,206 for being newer. Net adjustment: +$4,895.
Adjusted +$3,054 for 15 sqft more living space and -$12,607 for being older. Net adjustment: -$9,553.
Adjusted +$53,133 for 261 sqft more living space and -$1,401 for being older. Net adjustment: +$51,732.
Adjusted -$2,239 for 11 sqft less living space and -$29,416 for being older. Net adjustment: -$31,655.
Adjusted -$10,789 for 53 sqft less living space and -$26,615 for being older. Net adjustment: -$37,404.
The Neighborhood
This home is in line with the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194. Note that values in this subdivision declined 10.9% over the past year.
R107503F - PRESERVE AT STONE OAK - PH 3 & 4
typicalThis home is +0.8% above the subdivision median.
Tax Analysis
The estimated annual property tax is $6,678 across all districts. With a homestead exemption claimed, that drops to $5,359 — saving $1,319 per year. That's $447 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% | $3,315 |
| Round Rock | City | 0.3720% | $1,381 |
| Williamson County | County | 0.3694% | $1,371 |
| Austin Community College | special | 0.1034% | $384 |
| Williamson County FM/Rd | County | 0.0443% | $165 |
| Upper Brushy Creek WCID | Water | 0.0170% | $63 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $6,678 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $236,748 would pay approximately $1,478 per month (principal and interest only, excluding taxes and insurance).