305 E AUSTIN AVE, ROUND ROCK, TX 78664
ROUND ROCK, 78664 — williamson County
Property at a Glance
This home is estimated between $386,957 and $796,721, with a best estimate of $450,769. That places the property above the R701575F - OLD TOWN ROUND ROCK median of $319,256, in a neighborhood that appreciated 4.3% over the past year.
Estimated Value Range
$450,769
$505,830
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in R701575F - OLD TOWN ROUND ROCK, this home's estimated market value is between $386,957 and $796,721. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted +$9,243 for 36 sqft more living space and +$43,293 for being newer and +$124,420 for having a garage. Net adjustment: +$176,956.
Adjusted -$90,637 for 353 sqft less living space and +$21,646 for being newer. Net adjustment: -$68,991.
Adjusted -$135,056 for 526 sqft less living space and -$21,646 for being older. Net adjustment: -$156,702.
Adjusted +$52,379 for 204 sqft more living space and +$52,570 for being newer. Net adjustment: +$104,949.
Adjusted +$43,136 for 168 sqft more living space and -$12,369 for being older and -$90,802 for no pool and +$124,420 for having a garage. Net adjustment: +$64,385.
The Neighborhood
This home is valued 58.4% above the R701575F - OLD TOWN ROUND ROCK median of $319,256. With 360 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 4.3% over the past year.
R701575F - OLD TOWN ROUND ROCK
outlier highThis home is +58.4% above the subdivision median.
Tax Analysis
The estimated annual property tax is $7,807 across all districts. With a homestead exemption claimed, that drops to $6,477 — 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% | $3,875 |
| Round Rock | City | 0.3720% | $1,614 |
| Williamson County | County | 0.3694% | $1,603 |
| 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% | $7,807 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $450,769 would pay approximately $2,814 per month (principal and interest only, excluding taxes and insurance).