3937 STANYAN DR, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $584,952 and $1,289,418, with a best estimate of $813,821. 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
$813,821
$637,460
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 $584,952 and $1,289,418. More comparables in the same subdivision would strengthen this estimate.
Comparable Properties (5)
Adjusted +$244,506 for 1,103 sqft more living space and +$7,304 for being newer. Net adjustment: +$251,810.
Adjusted +$244,506 for 1,103 sqft more living space and +$3,652 for being newer. Net adjustment: +$248,158.
Adjusted +$170,910 for 771 sqft more living space. Net adjustment: +$170,910.
Adjusted -$20,172 for 91 sqft less living space and +$32,870 for being newer. Net adjustment: +$12,698.
Adjusted +$68,275 for 308 sqft more living space and +$3,652 for being newer. Net adjustment: +$71,927.
The Neighborhood
This home is valued 21.8% 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
above averageThis home is +21.8% above the subdivision median.
Tax Analysis
The estimated annual property tax is $13,172 across all districts. With a homestead exemption claimed, that drops to $11,583 — saving $1,589 per year. That's $965 per month a buyer should budget. The assessed value increased +0.3% vs the subdivision average of -9.3%. This above-average increase gives a protest opportunity score of 48 out of 100 — it may be worth challenging the appraisal.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Georgetown ISD | School | 1.0506% | $6,697 |
| Highlands at Mayfield Ranch MUD | MUD | 0.4850% | $3,092 |
| Williamson County | County | 0.3694% | $2,355 |
| Williamson County ESD #9 - Round Rock | ESD | 0.0999% | $637 |
| Williamson County FM/Rd | County | 0.0443% | $283 |
| Upper Brushy Creek WCID | Water | 0.0170% | $108 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 2.0663% | $13,172 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $813,821 would pay approximately $5,080 per month (principal and interest only, excluding taxes and insurance).