3631 HERMANN ST, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $369,793 and $696,082, with a best estimate of $545,926. 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
$545,926
$398,768
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 $369,793 and $696,082. More comparables in the same subdivision would strengthen this estimate.
Comparable Properties (5)
Adjusted -$31,034 for 140 sqft less living space and +$1,826 for being newer. Net adjustment: -$29,208.
Adjusted -$31,034 for 140 sqft less living space and -$1,826 for being older. Net adjustment: -$32,860.
Adjusted -$104,630 for 472 sqft less living space and -$5,478 for being older. Net adjustment: -$110,108.
Adjusted -$98,645 for 445 sqft less living space and +$1,826 for being newer. Net adjustment: -$96,819.
Adjusted -$7,759 for 35 sqft less living space and +$1,826 for being newer. Net adjustment: -$5,933.
The Neighborhood
This home is valued 23.8% 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 -23.8% below the subdivision median.
Tax Analysis
The estimated annual property tax is $8,240 across all districts. With a homestead exemption claimed, that drops to $6,695 — saving $1,545 per year. That's $558 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% | $4,189 |
| Highlands at Mayfield Ranch MUD | MUD | 0.4850% | $1,934 |
| Williamson County | County | 0.3694% | $1,473 |
| Williamson County ESD #9 - Round Rock | ESD | 0.0999% | $398 |
| Williamson County FM/Rd | County | 0.0443% | $177 |
| Upper Brushy Creek WCID | Water | 0.0170% | $68 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 2.0663% | $8,240 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $545,926 would pay approximately $3,408 per month (principal and interest only, excluding taxes and insurance).