1603 CATHERINE CT, ROUND ROCK, TX 78664
ROUND ROCK, 78664 — williamson County
Property at a Glance
This home is estimated between $258,849 and $320,996, with a best estimate of $296,458. That places the property above the R612496H - Windy Park Sec 1 & 2 median of $288,718, in a neighborhood that declined 8.5% over the past year.
Estimated Value Range
$296,458
$290,255
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in R612496H - Windy Park Sec 1 & 2, this home's estimated market value is between $258,849 and $320,996. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$44,042 for 174 sqft less living space and +$2,353 for being newer. Net adjustment: -$41,689.
Adjusted -$29,867 for 118 sqft less living space and +$4,707 for being newer. Net adjustment: -$25,160.
Adjusted +$27,842 for 110 sqft more living space and +$4,707 for being newer. Net adjustment: +$32,549.
Adjusted +$4,303 for 17 sqft more living space and +$4,707 for being newer. Net adjustment: +$9,010.
Adjusted +$35,689 for 141 sqft more living space and +$4,707 for being newer. Net adjustment: +$40,396.
The Neighborhood
This home is in line with the R612496H - Windy Park Sec 1 & 2 median of $288,718. Note that values in this subdivision declined 8.5% over the past year.
R612496H - Windy Park Sec 1 & 2
typicalThis home is +0.5% above the subdivision median.
Tax Analysis
The estimated annual property tax is $5,222 across all districts. With a homestead exemption claimed, that drops to $3,919 — saving $1,303 per year. That's $327 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% | $2,592 |
| Round Rock | City | 0.3720% | $1,080 |
| Williamson County | County | 0.3694% | $1,072 |
| Austin Community College | special | 0.1034% | $300 |
| Williamson County FM/Rd | County | 0.0443% | $129 |
| Upper Brushy Creek WCID | Water | 0.0170% | $49 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $5,222 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $296,458 would pay approximately $1,850 per month (principal and interest only, excluding taxes and insurance).