3849 CASTLE ROCK CV, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $229,516 and $409,354, with a best estimate of $380,281. That places the property above 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
$380,281
$434,187
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in R107503F - PRESERVE AT STONE OAK - PH 3 & 4, this home's estimated market value is between $229,516 and $409,354. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted +$21,986 for 108 sqft more living space. Net adjustment: +$21,986.
Adjusted -$54,965 for 270 sqft less living space. Net adjustment: -$54,965.
Adjusted +$92,015 for 452 sqft more living space. Net adjustment: +$92,015.
Adjusted -$105,451 for 518 sqft less living space. Net adjustment: -$105,451.
Adjusted +$9,772 for 48 sqft more living space. Net adjustment: +$9,772.
The Neighborhood
This home is valued 17.9% 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
above averageThis home is +17.9% above the subdivision median.
Tax Analysis
The estimated annual property tax is $7,812 across all districts. With a homestead exemption claimed, that drops to $6,482 — saving $1,330 per year. That's $540 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% | $3,878 |
| Round Rock | City | 0.3720% | $1,615 |
| Williamson County | County | 0.3694% | $1,604 |
| Austin Community College | special | 0.1034% | $449 |
| Williamson County FM/Rd | County | 0.0443% | $192 |
| Upper Brushy Creek WCID | Water | 0.0170% | $74 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $7,812 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $380,281 would pay approximately $2,374 per month (principal and interest only, excluding taxes and insurance).