18 VALLEY CREEK DR, ROUND ROCK, TX 78664
ROUND ROCK, 78664 — williamson County
Property at a Glance
This home is estimated between $264,937 and $451,086, with a best estimate of $394,242. That places the property below the R575583D - RR Rual Sub 122 & Gattis School Rd Area median of $734,399, in a neighborhood that appreciated 3.8% over the past year.
Estimated Value Range
$394,242
$483,789
Based on 5 comparable properties(2 in the same subdivision)
There are 5 comparable properties within range, but few are in R575583D - RR Rual Sub 122 & Gattis School Rd Area. The estimated range of $264,937 and $451,086 should be treated as a rough guide.
Comparable Properties (5)
Adjusted -$88,505 for 275 sqft less living space and +$50 for being newer. Net adjustment: -$88,455.
Adjusted -$147,400 for 458 sqft less living space and +$50 for being newer. Net adjustment: -$147,350.
Adjusted +$24,459 for 76 sqft more living space and +$164 for being newer. Net adjustment: +$24,623.
Adjusted -$37,333 for 116 sqft less living space and +$75 for being newer. Net adjustment: -$37,258.
Adjusted +$28,321 for 88 sqft more living space and -$101 for being older. Net adjustment: +$28,220.
The Neighborhood
This home is valued 34.1% below the R575583D - RR Rual Sub 122 & Gattis School Rd Area median of $734,399. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 3.8% over the past year.
R575583D - RR Rual Sub 122 & Gattis School Rd Area
below averageThis home is -34.1% below the subdivision median.
Tax Analysis
The estimated annual property tax is $7,388 across all districts. With a homestead exemption claimed, that drops to $6,049 — saving $1,339 per year. That's $504 per month a buyer should budget. The assessed value increased +9.5% vs the subdivision average of +3.8%. This above-average increase gives a protest opportunity score of 44 out of 100 — it may be worth challenging the appraisal.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $4,321 |
| Williamson County | County | 0.3694% | $1,787 |
| Austin Community College | special | 0.1034% | $500 |
| Williamson County ESD #9 - Round Rock | ESD | 0.0999% | $483 |
| Williamson County FM/Rd | County | 0.0443% | $214 |
| Upper Brushy Creek WCID | Water | 0.0170% | $82 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.5272% | $7,388 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $394,242 would pay approximately $2,461 per month (principal and interest only, excluding taxes and insurance).