511 KAROLYN DR, ROUND ROCK, TX 78664
ROUND ROCK, 78664 — williamson County
Property at a Glance
This home is estimated between $242,561 and $309,015, with a best estimate of $256,718. 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
$256,718
$305,428
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 $242,561 and $309,015. More comparables in the same subdivision would strengthen this estimate.
Comparable Properties (5)
Adjusted -$139,303 for 641 sqft less living space and +$2,503 for being newer. Net adjustment: -$136,800.
Adjusted -$112,790 for 519 sqft less living space and +$417 for being newer. Net adjustment: -$112,373.
Adjusted -$17,820 for 82 sqft less living space and +$417 for being newer. Net adjustment: -$17,403.
Adjusted -$66,283 for 305 sqft less living space and +$3,755 for being newer. Net adjustment: -$62,528.
Adjusted -$5,868 for 27 sqft less living space and +$2,503 for being newer. Net adjustment: -$3,365.
The Neighborhood
This home is valued 13.7% 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 -13.7% below the subdivision median.
Tax Analysis
The estimated annual property tax is $5,495 across all districts. With a homestead exemption claimed, that drops to $4,189 — saving $1,306 per year. That's $349 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% | $2,728 |
| Round Rock | City | 0.3720% | $1,136 |
| Williamson County | County | 0.3694% | $1,128 |
| Austin Community College | special | 0.1034% | $316 |
| Williamson County FM/Rd | County | 0.0443% | $135 |
| Upper Brushy Creek WCID | Water | 0.0170% | $52 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $5,495 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $256,718 would pay approximately $1,602 per month (principal and interest only, excluding taxes and insurance).