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

2021 YAUPON TRL, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,296 sqftBuilt 1986

Property at a Glance

This home is estimated between $276,630 and $379,156, with a best estimate of $305,021. That places the property below the R510485H - SOUTHCREEK median of $335,905, in a neighborhood that declined 4.2% over the past year.

Estimated Value Range

$276,630 $379,156
Best Estimate
$305,021
WCAD Value
$305,596
High Confidence

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

Based on 5 comparable properties in R510485H - SOUTHCREEK, this home's estimated market value is between $276,630 and $379,156. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2010 YAUPON TRL, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 2 bath 1,497 sqft Built 1985
Raw Value $322,978
Adjusted Value $276,630

Adjusted -$47,822 for 201 sqft less living space and +$1,474 for being newer. Net adjustment: -$46,348.

2006 YAUPON TRL, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,053 sqft Built 1985
Raw Value $319,868
Adjusted Value $379,156

Adjusted +$57,814 for 243 sqft more living space and +$1,474 for being newer. Net adjustment: +$59,288.

2001 YAUPON TRL, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,087 sqft Built 1985
Raw Value $273,463
Adjusted Value $324,662

Adjusted +$49,725 for 209 sqft more living space and +$1,474 for being newer. Net adjustment: +$51,199.

2008 YAUPON TRL, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,418 sqft Built 1985
Raw Value $328,361
Adjusted Value $300,809

Adjusted -$29,026 for 122 sqft less living space and +$1,474 for being newer. Net adjustment: -$27,552.

2012 YAUPON TRL, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,292 sqft Built 1985
Raw Value $302,595
Adjusted Value $305,021

Adjusted +$952 for 4 sqft more living space and +$1,474 for being newer. Net adjustment: +$2,426.

The Neighborhood

This home is valued 9.0% below the R510485H - SOUTHCREEK median of $335,905. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 4.2% over the past year.

R510485H - SOUTHCREEK

typical
1,020 Properties
$335,905 Median Value
-4.2% YoY Change
1% Have Pool
97% Have Garage
This Home
$305,596
Median
$335,905

This home is -9.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,499 across all districts. With a homestead exemption claimed, that drops to $4,192 — saving $1,307 per year. That's $349 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%$2,729
Round RockCity0.3720%$1,137
Williamson CountyCounty0.3694%$1,129
Austin Community Collegespecial0.1034%$316
Williamson County FM/RdCounty0.0443%$135
Upper Brushy Creek WCIDWater0.0170%$52
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,499

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $305,021 would pay approximately $1,904 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