3220 ONION BRANCH CV, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $307,138 and $403,313, with a best estimate of $378,793. 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
$378,793
$375,802
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 $307,138 and $403,313. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted +$27,686 for 136 sqft more living space. Net adjustment: +$27,686.
Adjusted -$74,304 for 365 sqft less living space. Net adjustment: -$74,304.
Adjusted -$52,725 for 259 sqft less living space. Net adjustment: -$52,725.
Adjusted +$31,757 for 156 sqft more living space and +$5,603 for being newer. Net adjustment: +$37,360.
Adjusted +$41,122 for 202 sqft more living space. Net adjustment: +$41,122.
The Neighborhood
This home is valued 2.1% 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 +2.1% above the subdivision median.
Tax Analysis
The estimated annual property tax is $6,762 across all districts. With a homestead exemption claimed, that drops to $5,442 — saving $1,320 per year. That's $454 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% | $3,356 |
| Round Rock | City | 0.3720% | $1,398 |
| Williamson County | County | 0.3694% | $1,388 |
| Austin Community College | special | 0.1034% | $389 |
| Williamson County FM/Rd | County | 0.0443% | $167 |
| Upper Brushy Creek WCID | Water | 0.0170% | $64 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $6,762 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $378,793 would pay approximately $2,364 per month (principal and interest only, excluding taxes and insurance).