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

9521 EAGLE KNOLL DR, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath1,519 sqftBuilt 2006

Property at a Glance

This home is estimated between $360,818 and $778,887, with a best estimate of $667,092. That places the property below the R251501D - Avery Ranch South median of $708,305, in a neighborhood that declined 3.8% over the past year.

Estimated Value Range

$360,818 $778,887
Best Estimate
$667,092
WCAD Value
$712,337
High Confidence

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

Based on 5 comparable properties in R251501D - Avery Ranch South, this home's estimated market value is between $360,818 and $778,887. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

9517 EAGLE KNOLL DR, AUSTIN, TX 78717
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,123 sqft Built 2006
Raw Value $639,833
Adjusted Value $778,887

Adjusted +$139,054 for 396 sqft more living space. Net adjustment: +$139,054.

9513 EAGLE KNOLL DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,591 sqft Built 2006
Raw Value $639,678
Adjusted Value $614,395

Adjusted -$25,283 for 72 sqft less living space. Net adjustment: -$25,283.

15008 FERNHILL DR, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,150 sqft Built 2005
Raw Value $580,999
Adjusted Value $360,818

Adjusted -$221,574 for 631 sqft less living space and +$1,393 for being newer. Net adjustment: -$220,181.

9520 EAGLE KNOLL DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,141 sqft Built 2005
Raw Value $638,884
Adjusted Value $773,011

Adjusted +$132,734 for 378 sqft more living space and +$1,393 for being newer. Net adjustment: +$134,127.

15001 FERNHILL DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 3 bath 1,748 sqft Built 2005
Raw Value $746,112
Adjusted Value $667,092

Adjusted -$80,413 for 229 sqft less living space and +$1,393 for being newer. Net adjustment: -$79,020.

The Neighborhood

This home is in line with the R251501D - Avery Ranch South median of $708,305. Note that values in this subdivision declined 3.8% over the past year.

R251501D - Avery Ranch South

typical
635 Properties
$708,305 Median Value
-3.8% YoY Change
1% Have Pool
100% Have Garage
This Home
$712,337
Median
$708,305

This home is +0.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $13,900 across all districts. With a homestead exemption claimed, that drops to $11,771 — saving $2,129 per year. That's $981 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%$6,362
AustinCity0.5240%$3,733
Williamson CountyCounty0.3694%$2,632
Austin Community Collegespecial0.1034%$737
Williamson County FM/RdCounty0.0443%$316
Upper Brushy Creek WCIDWater0.0170%$121
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$13,900

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $667,092 would pay approximately $4,164 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