503 KAROLYN DR, ROUND ROCK, TX 78664
ROUND ROCK, 78664 — williamson County
Property at a Glance
This home is estimated between $273,456 and $339,910, with a best estimate of $287,612. 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
$287,612
$328,198
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 $273,456 and $339,910. More comparables in the same subdivision would strengthen this estimate.
Comparable Properties (5)
Adjusted -$107,574 for 495 sqft less living space and +$1,669 for being newer. Net adjustment: -$105,905.
Adjusted -$81,061 for 373 sqft less living space and -$417 for being older. Net adjustment: -$81,478.
Adjusted +$13,909 for 64 sqft more living space and -$417 for being older. Net adjustment: +$13,492.
Adjusted -$34,554 for 159 sqft less living space and +$2,920 for being newer. Net adjustment: -$31,634.
Adjusted +$25,861 for 119 sqft more living space and +$1,669 for being newer. Net adjustment: +$27,530.
The Neighborhood
This home is valued 7.3% 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 -7.3% below the subdivision median.
Tax Analysis
The estimated annual property tax is $5,905 across all districts. With a homestead exemption claimed, that drops to $4,594 — saving $1,311 per year. That's $383 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% | $2,931 |
| Round Rock | City | 0.3720% | $1,221 |
| Williamson County | County | 0.3694% | $1,213 |
| Austin Community College | special | 0.1034% | $339 |
| Williamson County FM/Rd | County | 0.0443% | $145 |
| Upper Brushy Creek WCID | Water | 0.0170% | $56 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $5,905 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $287,612 would pay approximately $1,795 per month (principal and interest only, excluding taxes and insurance).