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10901 OPAL TRL, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

3 bed2 bath1,773 sqftBuilt 1980

Property at a Glance

This home is estimated between $343,651 and $642,467, with a best estimate of $371,822. That places the property below the R353476G - Anderson Mill median of $407,368, in a neighborhood that appreciated 0.2% over the past year.

Estimated Value Range

$343,651 $642,467
Best Estimate
$371,822
WCAD Value
$432,191
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 $343,651 and $642,467. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

10805 OPAL TRL, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,216 sqft Built 1980
Raw Value $463,394
Adjusted Value $353,409

Adjusted -$109,985 for 443 sqft less living space. Net adjustment: -$109,985.

10903 OPAL TRL, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,586 sqft Built 1980
Raw Value $596,040
Adjusted Value $642,467

Adjusted +$46,427 for 187 sqft more living space. Net adjustment: +$46,427.

10803 OPAL TRL, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,310 sqft Built 1980
Raw Value $476,974
Adjusted Value $343,651

Adjusted -$133,323 for 537 sqft less living space. Net adjustment: -$133,323.

10900 OPAL TRL, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,680 sqft Built 1980
Raw Value $441,036
Adjusted Value $464,125

Adjusted +$23,089 for 93 sqft more living space. Net adjustment: +$23,089.

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 $371,822

Adjusted -$70,758 for 285 sqft less living space. Net adjustment: -$70,758.

The Neighborhood

This home is valued 6.1% 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
$432,191
Median
$407,368

This home is +6.1% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,971 across all districts. With a homestead exemption claimed, that drops to $7,188 — saving $1,783 per year. That's $599 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%$3,860
AustinCity0.5240%$2,265
Williamson CountyCounty0.3694%$1,597
Anderson Mill Limited Districtspecial0.1243%$537
Austin Community Collegespecial0.1034%$447
Williamson County FM/RdCounty0.0443%$192
Upper Brushy Creek WCIDWater0.0170%$73
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$8,971

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $371,822 would pay approximately $2,321 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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