4000 DARRYL ST, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $381,320 and $707,609, with a best estimate of $557,453. That places the property above the G799514C - MAYFIELD RANCH median of $523,371, in a neighborhood that declined 9.3% over the past year.
Estimated Value Range
$557,453
$409,348
Based on 5 comparable properties(3 in the same subdivision)
Based on 5 comparable properties (3 in the same subdivision, 2 nearby), the estimated range is $381,320 and $707,609. More comparables in the same subdivision would strengthen this estimate.
Comparable Properties (5)
Adjusted -$19,507 for 88 sqft less living space and +$1,826 for being newer. Net adjustment: -$17,681.
Adjusted -$19,507 for 88 sqft less living space and -$1,826 for being older. Net adjustment: -$21,333.
Adjusted -$93,103 for 420 sqft less living space and -$5,478 for being older. Net adjustment: -$98,581.
Adjusted -$87,118 for 393 sqft less living space and +$1,826 for being newer. Net adjustment: -$85,292.
Adjusted +$3,768 for 17 sqft more living space and +$1,826 for being newer. Net adjustment: +$5,594.
The Neighborhood
This home is valued 21.8% below the G799514C - MAYFIELD RANCH median of $523,371. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 9.3% over the past year.
G799514C - MAYFIELD RANCH
below averageThis home is -21.8% below the subdivision median.
Tax Analysis
The estimated annual property tax is $8,458 across all districts. With a homestead exemption claimed, that drops to $6,912 — saving $1,546 per year. That's $576 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 |
|---|---|---|---|
| Georgetown ISD | School | 1.0506% | $4,301 |
| Highlands at Mayfield Ranch MUD | MUD | 0.4850% | $1,985 |
| Williamson County | County | 0.3694% | $1,512 |
| Williamson County ESD #9 - Round Rock | ESD | 0.0999% | $409 |
| Williamson County FM/Rd | County | 0.0443% | $181 |
| Upper Brushy Creek WCID | Water | 0.0170% | $70 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 2.0663% | $8,458 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $557,453 would pay approximately $3,480 per month (principal and interest only, excluding taxes and insurance).