1420 OLD AUSTIN ROCK DR, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $382,243 and $598,964, with a best estimate of $538,530. That places the property above the R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN median of $281,358, in a neighborhood that declined 9.6% over the past year.
Estimated Value Range
$538,530
$530,195
Based on 5 comparable properties(0 in the same subdivision)
There are 5 comparable properties within range, but none are in R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN. The estimated range of $382,243 and $598,964 should be treated as a rough guide.
Comparable Properties (5)
Adjusted +$19,846 for 92 sqft more living space and -$65,479 for being older and -$5,438 for no garage. Net adjustment: -$51,071.
Adjusted +$6,471 for 30 sqft more living space and -$102,896 for being older and -$5,438 for no garage. Net adjustment: -$101,863.
Adjusted +$55,438 for 257 sqft more living space and -$65,479 for being older and -$5,438 for no garage. Net adjustment: -$15,479.
Adjusted -$15,531 for 72 sqft less living space and -$106,014 for being older and -$5,438 for no garage. Net adjustment: -$126,983.
Adjusted -$33,004 for 153 sqft less living space and -$110,691 for being older and -$5,438 for no garage. Net adjustment: -$149,133.
The Neighborhood
This home is valued 88.4% above the R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN median of $281,358. With 1,006 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 9.6% over the past year.
R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN
outlier highThis home is +88.4% above the subdivision median.
Tax Analysis
The estimated annual property tax is $4,023 across all districts. With a homestead exemption claimed, that drops to $2,732 — saving $1,291 per year. That's $228 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% | $1,997 |
| Round Rock | City | 0.3720% | $832 |
| Williamson County | County | 0.3694% | $826 |
| Austin Community College | special | 0.1034% | $231 |
| Williamson County FM/Rd | County | 0.0443% | $99 |
| Upper Brushy Creek WCID | Water | 0.0170% | $38 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $4,023 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $538,530 would pay approximately $3,361 per month (principal and interest only, excluding taxes and insurance).