Beta Williamson County, TX only — data and coverage are limited during early access.

3816 ROYAL TROON DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

4 bed2 bath2,663 sqftBuilt 1993

Property at a Glance

This home is estimated between $491,069 and $963,930, with a best estimate of $566,593. That places the property below the R541693C - FOREST CREEK median of $613,809, in a neighborhood that declined 1.5% over the past year.

Estimated Value Range

$491,069 $963,930
Best Estimate
$566,593
WCAD Value
$525,858
High Confidence

Based on 5 comparable properties(5 in the same subdivision)

Based on 5 comparable properties in R541693C - FOREST CREEK, this home's estimated market value is between $491,069 and $963,930. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3885 ROYAL TROON DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,899 sqft Built 1996
Raw Value $599,654
Adjusted Value $491,069

Adjusted -$76,148 for 236 sqft less living space and -$32,437 for being older. Net adjustment: -$108,585.

3892 ROYAL TROON DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,226 sqft Built 1994
Raw Value $658,281
Adjusted Value $788,472

Adjusted +$141,003 for 437 sqft more living space and -$10,812 for being older. Net adjustment: +$130,191.

3809 ROYAL TROON DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,562 sqft Built 1993
Raw Value $546,581
Adjusted Value $530,836

Adjusted +$32,589 for 101 sqft more living space and -$48,334 for no pool. Net adjustment: -$15,745.

3873 ROYAL TROON DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,299 sqft Built 1997
Raw Value $492,394
Adjusted Value $566,593

Adjusted +$117,449 for 364 sqft more living space and -$43,250 for being older. Net adjustment: +$74,199.

3805 ROYAL TROON DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,598 sqft Built 1993
Raw Value $620,295
Adjusted Value $963,930

Adjusted +$343,635 for 1,065 sqft more living space. Net adjustment: +$343,635.

The Neighborhood

This home is valued 14.3% below the R541693C - FOREST CREEK median of $613,809. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 1.5% over the past year.

R541693C - FOREST CREEK

typical
201 Properties
$613,809 Median Value
-1.5% YoY Change
2% Have Pool
100% Have Garage
This Home
$525,858
Median
$613,809

This home is -14.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,462 across all districts. With a homestead exemption claimed, that drops to $8,114 — saving $1,348 per year. That's $676 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

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,696
Round RockCity0.3720%$1,956
Williamson CountyCounty0.3694%$1,943
Austin Community Collegespecial0.1034%$544
Williamson County FM/RdCounty0.0443%$233
Upper Brushy Creek WCIDWater0.0170%$89
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$9,462

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $566,593 would pay approximately $3,537 per month (principal and interest only, excluding taxes and insurance).

Data sourced from Williamson County Appraisal District (WCAD), Texas Education Agency (TEA), and Federal Reserve Economic Data (FRED). Assessment values reflect the appraisal district's estimate, not market sale prices. Report generated 4/18/2026.

View full property details