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3818 TAILFEATHER DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,797 sqftBuilt 1998

Property at a Glance

This home is estimated between $529,257 and $631,003, with a best estimate of $536,036. That places the property above the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194, in a neighborhood that declined 10.9% over the past year.

Estimated Value Range

$529,257 $631,003
Best Estimate
$536,036
WCAD Value
$335,248
High Confidence

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

Based on 5 comparable properties in R107503F - PRESERVE AT STONE OAK - PH 3 & 4, this home's estimated market value is between $529,257 and $631,003. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3801 TAILFEATHER DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,425 sqft Built 1998
Raw Value $459,254
Adjusted Value $534,983

Adjusted +$75,729 for 372 sqft more living space. Net adjustment: +$75,729.

3821 TAILFEATHER DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,421 sqft Built 1998
Raw Value $452,714
Adjusted Value $529,257

Adjusted +$76,543 for 376 sqft more living space. Net adjustment: +$76,543.

3820 TAILFEATHER DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,421 sqft Built 1998
Raw Value $554,460
Adjusted Value $631,003

Adjusted +$76,543 for 376 sqft more living space. Net adjustment: +$76,543.

3824 TAILFEATHER DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,406 sqft Built 1998
Raw Value $466,452
Adjusted Value $546,049

Adjusted +$79,597 for 391 sqft more living space. Net adjustment: +$79,597.

3808 TAILFEATHER DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,028 sqft Built 1998
Raw Value $379,488
Adjusted Value $536,036

Adjusted +$156,548 for 769 sqft more living space. Net adjustment: +$156,548.

The Neighborhood

This home is valued 8.9% below the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 10.9% over the past year.

R107503F - PRESERVE AT STONE OAK - PH 3 & 4

typical
1,045 Properties
$368,194 Median Value
-10.9% YoY Change
1% Have Pool
99% Have Garage
This Home
$335,248
Median
$368,194

This home is -8.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,032 across all districts. With a homestead exemption claimed, that drops to $4,720 — saving $1,312 per year. That's $393 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%$2,994
Round RockCity0.3720%$1,247
Williamson CountyCounty0.3694%$1,239
Austin Community Collegespecial0.1034%$347
Williamson County FM/RdCounty0.0443%$149
Upper Brushy Creek WCIDWater0.0170%$57
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,032

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $536,036 would pay approximately $3,346 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.

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