3719 CASTLE ROCK DR, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $125,498 and $488,764, with a best estimate of $252,937. 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
$252,937
$373,947
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 $125,498 and $488,764 should be treated as a rough guide.
Comparable Properties (5)
Adjusted +$30,943 for 152 sqft more living space. Net adjustment: +$30,943.
Adjusted -$28,500 for 140 sqft less living space and +$12,607 for being newer. Net adjustment: -$15,893.
Adjusted -$19,136 for 94 sqft less living space and -$11,206 for being older. Net adjustment: -$30,342.
Adjusted -$8,346 for 41 sqft less living space and -$32,218 for being older. Net adjustment: -$40,564.
Adjusted -$24,429 for 120 sqft less living space and -$28,016 for being older. Net adjustment: -$52,445.
The Neighborhood
This home is valued 1.6% above the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194. With 1,045 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 10.9% over the past year.
R107503F - PRESERVE AT STONE OAK - PH 3 & 4
typicalThis home is +1.6% above the subdivision median.
Tax Analysis
The estimated annual property tax is $6,728 across all districts. With a homestead exemption claimed, that drops to $5,409 — saving $1,319 per year. That's $451 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% | $3,340 |
| Round Rock | City | 0.3720% | $1,391 |
| Williamson County | County | 0.3694% | $1,382 |
| Austin Community College | special | 0.1034% | $387 |
| Williamson County FM/Rd | County | 0.0443% | $166 |
| Upper Brushy Creek WCID | Water | 0.0170% | $64 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $6,728 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $252,937 would pay approximately $1,579 per month (principal and interest only, excluding taxes and insurance).