507 OLD WEST DR, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $361,527 and $771,499, with a best estimate of $411,453. That places the property below the R120X - Round Rock West Above 45 - Duplex median of $434,714, in a neighborhood that declined 1.8% over the past year.
Estimated Value Range
$411,453
$367,703
Based on 5 comparable properties(0 in the same subdivision)
There are 5 comparable properties within range, but none are in R120X - Round Rock West Above 45 - Duplex. The estimated range of $361,527 and $771,499 should be treated as a rough guide.
Comparable Properties (5)
Adjusted -$1,423 for 7 sqft less living space and +$12,524 for being newer. Net adjustment: +$11,101.
Adjusted -$24,399 for 120 sqft less living space and +$2,505 for being newer and +$19,866 for having a garage. Net adjustment: -$2,028.
Adjusted -$31,719 for 156 sqft less living space and +$2,505 for being newer. Net adjustment: -$29,214.
Adjusted -$5,897 for 29 sqft less living space and +$17,534 for being newer. Net adjustment: +$11,637.
Adjusted +$22,976 for 113 sqft more living space and +$7,514 for being newer. Net adjustment: +$30,490.
The Neighborhood
This home is valued 15.4% below the R120X - Round Rock West Above 45 - Duplex median of $434,714. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 1.8% over the past year.
R120X - Round Rock West Above 45 - Duplex
below averageThis home is -15.4% below the subdivision median.
Tax Analysis
The estimated annual property tax is $6,212 across all districts. With a homestead exemption claimed, that drops to $4,898 — saving $1,314 per year. That's $408 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% | $3,084 |
| Round Rock | City | 0.3720% | $1,284 |
| Williamson County | County | 0.3694% | $1,276 |
| Austin Community College | special | 0.1034% | $357 |
| Williamson County FM/Rd | County | 0.0443% | $153 |
| Upper Brushy Creek WCID | Water | 0.0170% | $59 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $6,212 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $411,453 would pay approximately $2,568 per month (principal and interest only, excluding taxes and insurance).