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

10503 HARD ROCK RD, AUSTIN, TX 78750

AUSTIN, 78750 — williamson County

4 bed2 bath1,604 sqftBuilt 1976

Property at a Glance

This home is estimated between $350,337 and $603,173, with a best estimate of $353,985. 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

$350,337 $603,173
Best Estimate
$353,985
WCAD Value
$470,600
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 $350,337 and $603,173. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

10505 HARD ROCK RD, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,769 sqft Built 1976
Raw Value $393,111
Adjusted Value $352,146

Adjusted -$40,965 for 165 sqft less living space. Net adjustment: -$40,965.

10500 SETTLERS TRL, AUSTIN, TX 78750
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,943 sqft Built 1976
Raw Value $434,502
Adjusted Value $350,337

Adjusted -$84,165 for 339 sqft less living space. Net adjustment: -$84,165.

10502 SETTLERS TRL, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,087 sqft Built 1976
Raw Value $474,815
Adjusted Value $603,173

Adjusted +$128,358 for 517 sqft more living space. Net adjustment: +$128,358.

10504 HARD ROCK RD, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,871 sqft Built 1976
Raw Value $420,274
Adjusted Value $353,985

Adjusted -$66,289 for 267 sqft less living space. Net adjustment: -$66,289.

10601 HARD ROCK RD, AUSTIN, TX 78750
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,977 sqft Built 1976
Raw Value $482,963
Adjusted Value $390,357

Adjusted -$92,606 for 373 sqft less living space. Net adjustment: -$92,606.

The Neighborhood

This home is valued 15.5% 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
$470,600
Median
$407,368

This home is +15.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,768 across all districts. With a homestead exemption claimed, that drops to $7,937 — saving $1,831 per year. That's $661 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%$4,203
AustinCity0.5240%$2,466
Williamson CountyCounty0.3694%$1,739
Anderson Mill Limited Districtspecial0.1243%$585
Austin Community Collegespecial0.1034%$487
Williamson County FM/RdCounty0.0443%$209
Upper Brushy Creek WCIDWater0.0170%$80
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0756%$9,768

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $353,985 would pay approximately $2,210 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