603 KAROLYN DR, ROUND ROCK, TX 78664
ROUND ROCK, 78664 — williamson County
Property at a Glance
This home is estimated between $257,545 and $435,231, with a best estimate of $299,468. That places the property below the R462475H - Egger Acres median of $353,946, in a neighborhood that declined 4.4% over the past year.
Estimated Value Range
$299,468
$322,684
Based on 5 comparable properties(4 in the same subdivision)
Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $257,545 and $435,231. More comparables in the same subdivision would strengthen this estimate.
Comparable Properties (5)
Adjusted +$98,229 for 452 sqft more living space. Net adjustment: +$98,229.
Adjusted -$20,646 for 95 sqft less living space and +$834 for being newer. Net adjustment: -$19,812.
Adjusted -$50,636 for 233 sqft less living space and +$417 for being newer. Net adjustment: -$50,219.
Adjusted +$16,082 for 74 sqft more living space and -$5,006 for being older. Net adjustment: +$11,076.
Adjusted +$26,948 for 124 sqft more living space and +$1,252 for being newer. Net adjustment: +$28,200.
The Neighborhood
This home is valued 8.8% below the R462475H - Egger Acres median of $353,946. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 4.4% over the past year.
R462475H - Egger Acres
typicalThis home is -8.8% below the subdivision median.
Tax Analysis
The estimated annual property tax is $5,806 across all districts. With a homestead exemption claimed, that drops to $4,496 — saving $1,310 per year. That's $375 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% | $2,882 |
| Round Rock | City | 0.3720% | $1,200 |
| Williamson County | County | 0.3694% | $1,192 |
| Austin Community College | special | 0.1034% | $334 |
| Williamson County FM/Rd | County | 0.0443% | $143 |
| Upper Brushy Creek WCID | Water | 0.0170% | $55 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $5,806 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $299,468 would pay approximately $1,869 per month (principal and interest only, excluding taxes and insurance).