3639 HERMANN ST, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $256,991 and $623,595, with a best estimate of $460,316. That places the property below the G799514C - MAYFIELD RANCH median of $523,371, in a neighborhood that declined 9.3% over the past year.
Estimated Value Range
$460,316
$480,667
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 $256,991 and $623,595. More comparables in the same subdivision would strengthen this estimate.
Comparable Properties (5)
Adjusted -$103,521 for 467 sqft less living space and +$1,826 for being newer. Net adjustment: -$101,695.
Adjusted -$103,521 for 467 sqft less living space and -$1,826 for being older. Net adjustment: -$105,347.
Adjusted -$177,117 for 799 sqft less living space and -$5,478 for being older. Net adjustment: -$182,595.
Adjusted -$80,246 for 362 sqft less living space and +$1,826 for being newer. Net adjustment: -$78,420.
Adjusted +$48,103 for 217 sqft more living space and +$7,304 for being newer and +$60,193 for having a garage. Net adjustment: +$115,600.
The Neighborhood
This home is valued 8.2% 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
typicalThis home is -8.2% below the subdivision median.
Tax Analysis
The estimated annual property tax is $9,932 across all districts. With a homestead exemption claimed, that drops to $8,372 — saving $1,560 per year. That's $698 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% | $5,050 |
| Highlands at Mayfield Ranch MUD | MUD | 0.4850% | $2,331 |
| Williamson County | County | 0.3694% | $1,776 |
| Williamson County ESD #9 - Round Rock | ESD | 0.0999% | $480 |
| Williamson County FM/Rd | County | 0.0443% | $213 |
| Upper Brushy Creek WCID | Water | 0.0170% | $82 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 2.0663% | $9,932 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $460,316 would pay approximately $2,873 per month (principal and interest only, excluding taxes and insurance).