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10805 OPAL TRL, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

3 bed2 bath2,216 sqftBuilt 1980

Property at a Glance

This home is estimated between $433,164 and $576,898, with a best estimate of $481,807. That places the property above the R353476G - Anderson Mill median of $407,368, in a neighborhood that appreciated 0.2% over the past year.

Estimated Value Range

$433,164 $576,898
Best Estimate
$481,807
WCAD Value
$463,394
High Confidence

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

Based on 5 comparable properties in R353476G - Anderson Mill, this home's estimated market value is between $433,164 and $576,898. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

10803 OPAL TRL, AUSTIN, TX 78750
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,310 sqft Built 1980
Raw Value $476,974
Adjusted Value $453,636

Adjusted -$23,338 for 94 sqft less living space. Net adjustment: -$23,338.

10901 OPAL TRL, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,773 sqft Built 1980
Raw Value $432,191
Adjusted Value $542,176

Adjusted +$109,985 for 443 sqft more living space. Net adjustment: +$109,985.

10804 TALL OAK TRL, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,058 sqft Built 1980
Raw Value $442,580
Adjusted Value $481,807

Adjusted +$39,227 for 158 sqft more living space. Net adjustment: +$39,227.

10802 TALL OAK TRL, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,722 sqft Built 1980
Raw Value $454,251
Adjusted Value $576,898

Adjusted +$122,647 for 494 sqft more living space. Net adjustment: +$122,647.

10801 OPAL TRL, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
4 bed 2 bath 2,350 sqft Built 1980
Raw Value $466,433
Adjusted Value $433,164

Adjusted -$33,269 for 134 sqft less living space. Net adjustment: -$33,269.

The Neighborhood

This home is valued 13.8% above the R353476G - Anderson Mill median of $407,368. With 1,663 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 0.2% over the past year.

R353476G - Anderson Mill

typical
1,663 Properties
$407,368 Median Value
+0.2% YoY Change
3% Have Pool
95% Have Garage
This Home
$463,394
Median
$407,368

This home is +13.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,618 across all districts. With a homestead exemption claimed, that drops to $7,797 — saving $1,821 per year. That's $650 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%$4,139
AustinCity0.5240%$2,428
Williamson CountyCounty0.3694%$1,712
Anderson Mill Limited Districtspecial0.1243%$576
Austin Community Collegespecial0.1034%$479
Williamson County FM/RdCounty0.0443%$205
Upper Brushy Creek WCIDWater0.0170%$79
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$9,618

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $481,807 would pay approximately $3,007 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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