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

11421 RUNNING BRUSH LN, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,007 sqftBuilt 2007

Property at a Glance

This home is estimated between $486,419 and $534,180, with a best estimate of $503,503. That places the property above the L591503E - AVERY RANCH FAR WEST PH 1 median of $483,591, in a neighborhood that declined 4.9% over the past year.

Estimated Value Range

$486,419 $534,180
Best Estimate
$503,503
WCAD Value
$514,871
High Confidence

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

Based on 5 comparable properties in L591503E - AVERY RANCH FAR WEST PH 1, this home's estimated market value is between $486,419 and $534,180. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

11417 RUNNING BRUSH LN, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,060 sqft Built 2007
Raw Value $516,764
Adjusted Value $494,838

Adjusted -$21,926 for 53 sqft less living space. Net adjustment: -$21,926.

11429 RUNNING BRUSH LN, AUSTIN, TX 78717
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,010 sqft Built 2008
Raw Value $490,082
Adjusted Value $486,419

Adjusted -$1,241 for 3 sqft less living space and -$2,422 for being older. Net adjustment: -$3,663.

14021 ROUNTREE RANCH LN, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,072 sqft Built 2007
Raw Value $559,171
Adjusted Value $532,281

Adjusted -$26,890 for 65 sqft less living space. Net adjustment: -$26,890.

14005 ROUNTREE RANCH LN, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,156 sqft Built 2007
Raw Value $565,144
Adjusted Value $503,503

Adjusted -$61,641 for 149 sqft less living space. Net adjustment: -$61,641.

15533 STAKED PLAINS LOOP, AUSTIN, TX 78717
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,180 sqft Built 2007
Raw Value $605,750
Adjusted Value $534,180

Adjusted -$71,570 for 173 sqft less living space. Net adjustment: -$71,570.

The Neighborhood

This home is valued 6.5% above the L591503E - AVERY RANCH FAR WEST PH 1 median of $483,591. With 1,612 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.9% over the past year.

L591503E - AVERY RANCH FAR WEST PH 1

typical
1,612 Properties
$483,591 Median Value
-4.9% YoY Change
0% Have Pool
100% Have Garage
This Home
$514,871
Median
$483,591

This home is +6.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,044 across all districts. With a homestead exemption claimed, that drops to $8,888 — saving $2,156 per year. That's $741 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
Leander ISDSchool1.0869%$5,596
AustinCity0.5240%$2,698
Williamson CountyCounty0.3694%$1,902
Austin Community Collegespecial0.1034%$532
Williamson County FM/RdCounty0.0443%$228
Upper Brushy Creek WCIDWater0.0170%$88
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.1451%$11,044

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $503,503 would pay approximately $3,143 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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