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10802 OPAL TRL, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

3 bed2 bath913 sqftBuilt 1980

Property at a Glance

This home is estimated between $413,077 and $492,073, with a best estimate of $459,654. 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

$413,077 $492,073
Best Estimate
$459,654
WCAD Value
$511,463
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 $413,077 and $492,073. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

11806 PECAN CREEK PKWY, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,087 sqft Built 1980
Raw Value $502,854
Adjusted Value $459,654

Adjusted -$43,200 for 174 sqft less living space. Net adjustment: -$43,200.

10803 HARD ROCK RD, AUSTIN, TX 78750
0.08 mi 100% similar Same subdivision
4 bed 2 bath 1,097 sqft Built 1980
Raw Value $496,979
Adjusted Value $413,077

Adjusted -$45,682 for 184 sqft less living space and -$38,220 for no pool. Net adjustment: -$83,902.

11705 QUARTZ CI, AUSTIN, TX 78750
0.08 mi 100% similar Same subdivision
4 bed 2 bath 816 sqft Built 1980
Raw Value $416,952
Adjusted Value $441,035

Adjusted +$24,083 for 97 sqft more living space. Net adjustment: +$24,083.

10905 HARD ROCK RD, AUSTIN, TX 78750
0.10 mi 100% similar Same subdivision
4 bed 2 bath 1,087 sqft Built 1980
Raw Value $505,258
Adjusted Value $462,058

Adjusted -$43,200 for 174 sqft less living space. Net adjustment: -$43,200.

10806 HARD ROCK RD, AUSTIN, TX 78750
0.11 mi 100% similar Same subdivision
3 bed 2 bath 686 sqft Built 1980
Raw Value $435,715
Adjusted Value $492,073

Adjusted +$56,358 for 227 sqft more living space. Net adjustment: +$56,358.

The Neighborhood

This home is valued 25.6% 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

above average
1,663 Properties
$407,368 Median Value
+0.2% YoY Change
3% Have Pool
95% Have Garage
This Home
$511,463
Median
$407,368

This home is +25.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,616 across all districts. With a homestead exemption claimed, that drops to $8,735 — saving $1,881 per year. That's $728 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%$4,568
AustinCity0.5240%$2,680
Williamson CountyCounty0.3694%$1,890
Anderson Mill Limited Districtspecial0.1243%$636
Austin Community Collegespecial0.1034%$529
Williamson County FM/RdCounty0.0443%$227
Upper Brushy Creek WCIDWater0.0170%$87
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$10,616

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $459,654 would pay approximately $2,869 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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