4005 MASON CV, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $449,118 and $792,399, with a best estimate of $627,891. 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
$627,891
$556,217
Based on 5 comparable properties(4 in the same subdivision)
Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $449,118 and $792,399. More comparables in the same subdivision would strengthen this estimate.
Comparable Properties (5)
Adjusted +$115,492 for 521 sqft more living space and -$1,826 for being older. Net adjustment: +$113,666.
Adjusted -$42,340 for 191 sqft less living space and -$1,826 for being older. Net adjustment: -$44,166.
Adjusted +$19,951 for 90 sqft more living space and -$1,826 for being older. Net adjustment: +$18,125.
Adjusted +$11,527 for 52 sqft more living space and +$16,435 for being newer. Net adjustment: +$27,962.
Adjusted +$99,753 for 450 sqft more living space and -$1,826 for being older. Net adjustment: +$97,927.
The Neighborhood
This home is valued 6.3% 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 +6.3% above the subdivision median.
Tax Analysis
The estimated annual property tax is $11,493 across all districts. With a homestead exemption claimed, that drops to $9,919 — saving $1,574 per year. That's $827 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% | $5,844 |
| Highlands at Mayfield Ranch MUD | MUD | 0.4850% | $2,698 |
| Williamson County | County | 0.3694% | $2,055 |
| Williamson County ESD #9 - Round Rock | ESD | 0.0999% | $556 |
| Williamson County FM/Rd | County | 0.0443% | $247 |
| Upper Brushy Creek WCID | Water | 0.0170% | $95 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 2.0663% | $11,493 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $627,891 would pay approximately $3,919 per month (principal and interest only, excluding taxes and insurance).