4516 POST LOOP, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $434,639 and $634,065, with a best estimate of $560,886. 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
$560,886
$599,625
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 $434,639 and $634,065. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$4,212 for 19 sqft less living space. Net adjustment: -$4,212.
Adjusted -$23,941 for 108 sqft less living space and +$1,826 for being newer. Net adjustment: -$22,115.
Adjusted -$31,034 for 140 sqft less living space and +$9,130 for being newer. Net adjustment: -$21,904.
Adjusted -$59,630 for 269 sqft less living space and +$9,130 for being newer. Net adjustment: -$50,500.
Adjusted +$57,413 for 259 sqft more living space and +$10,957 for being newer. Net adjustment: +$68,370.
The Neighborhood
This home is valued 14.6% 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 +14.6% above the subdivision median.
Tax Analysis
The estimated annual property tax is $12,390 across all districts. With a homestead exemption claimed, that drops to $10,808 — saving $1,582 per year. That's $901 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% | $6,300 |
| Highlands at Mayfield Ranch MUD | MUD | 0.4850% | $2,908 |
| Williamson County | County | 0.3694% | $2,215 |
| Williamson County ESD #9 - Round Rock | ESD | 0.0999% | $599 |
| Williamson County FM/Rd | County | 0.0443% | $266 |
| Upper Brushy Creek WCID | Water | 0.0170% | $102 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 2.0663% | $12,390 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $560,886 would pay approximately $3,501 per month (principal and interest only, excluding taxes and insurance).