4513 POST LOOP, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $383,679 and $607,908, with a best estimate of $534,728. 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
$534,728
$536,288
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in G799514C - MAYFIELD RANCH, this home's estimated market value is between $383,679 and $607,908. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$30,369 for 137 sqft less living space. Net adjustment: -$30,369.
Adjusted -$50,098 for 226 sqft less living space and +$1,826 for being newer. Net adjustment: -$48,272.
Adjusted -$57,192 for 258 sqft less living space and +$9,130 for being newer. Net adjustment: -$48,062.
Adjusted +$31,256 for 141 sqft more living space and +$10,957 for being newer. Net adjustment: +$42,213.
Adjusted -$218,348 for 985 sqft less living space and +$10,957 for being newer. Net adjustment: -$207,391.
The Neighborhood
This home is valued 2.5% above the G799514C - MAYFIELD RANCH median of $523,371. With 1,093 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 9.3% over the past year.
G799514C - MAYFIELD RANCH
typicalThis home is +2.5% above the subdivision median.
Tax Analysis
The estimated annual property tax is $11,081 across all districts. With a homestead exemption claimed, that drops to $9,511 — saving $1,570 per year. That's $793 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% | $5,634 |
| Highlands at Mayfield Ranch MUD | MUD | 0.4850% | $2,601 |
| Williamson County | County | 0.3694% | $1,981 |
| Williamson County ESD #9 - Round Rock | ESD | 0.0999% | $536 |
| Williamson County FM/Rd | County | 0.0443% | $238 |
| Upper Brushy Creek WCID | Water | 0.0170% | $91 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 2.0663% | $11,081 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $534,728 would pay approximately $3,338 per month (principal and interest only, excluding taxes and insurance).