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3912 TAPADO CANYON TRL, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,105 sqftBuilt 2005

Property at a Glance

This home is estimated between $220,953 and $418,010, with a best estimate of $399,501. 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

$220,953 $418,010
Best Estimate
$399,501
WCAD Value
$372,353
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 $220,953 and $418,010. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3924 TAPADO CANYON TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,153 sqft Built 2005
Raw Value $378,771
Adjusted Value $368,999

Adjusted -$9,772 for 48 sqft less living space. Net adjustment: -$9,772.

3932 TAPADO CANYON TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 966 sqft Built 2005
Raw Value $386,760
Adjusted Value $415,057

Adjusted +$28,297 for 139 sqft more living space. Net adjustment: +$28,297.

3910 ROLLING CANYON TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 1,220 sqft Built 2003
Raw Value $425,714
Adjusted Value $399,501

Adjusted -$23,411 for 115 sqft less living space and -$2,802 for being older. Net adjustment: -$26,213.

3928 TAPADO CANYON TRL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 935 sqft Built 2005
Raw Value $383,403
Adjusted Value $418,010

Adjusted +$34,607 for 170 sqft more living space. Net adjustment: +$34,607.

3909 TAPADO CANYON TRL, ROUND ROCK, TX 78681
0.00 mi 99% similar Same subdivision
3 bed 2 bath 1,671 sqft Built 2005
Raw Value $336,175
Adjusted Value $220,953

Adjusted -$115,222 for 566 sqft less living space. Net adjustment: -$115,222.

The Neighborhood

This home is valued 1.1% above the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194. With 1,045 homes in the subdivision, the property sits in the upper tier. 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
$372,353
Median
$368,194

This home is +1.1% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,700 across all districts. With a homestead exemption claimed, that drops to $5,381 — saving $1,319 per year. That's $448 per month a buyer should budget. The assessed value increased -4.7% vs the subdivision average of -10.9%. This above-average increase gives a protest opportunity score of 31 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,325
Round RockCity0.3720%$1,385
Williamson CountyCounty0.3694%$1,376
Austin Community Collegespecial0.1034%$385
Williamson County FM/RdCounty0.0443%$165
Upper Brushy Creek WCIDWater0.0170%$63
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,700
31 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $399,501 would pay approximately $2,494 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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