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15308 VALDERRAMA CT, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

6 bed3 bath1,789 sqftBuilt 2003

Property at a Glance

This home is estimated between $550,803 and $817,272, with a best estimate of $734,014. That places the property above the R251501D - Avery Ranch South median of $708,305, in a neighborhood that declined 3.8% over the past year.

Estimated Value Range

$550,803 $817,272
Best Estimate
$734,014
WCAD Value
$921,150
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 $550,803 and $817,272. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15312 VALDERRAMA CT, AUSTIN, TX 78717
0.02 mi 100% similar Same subdivision
4 bed 3 bath 2,367 sqft Built 2003
Raw Value $753,766
Adjusted Value $550,803

Adjusted -$202,963 for 578 sqft less living space. Net adjustment: -$202,963.

15309 WHISTLING STRAITS DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,994 sqft Built 2003
Raw Value $805,999
Adjusted Value $734,014

Adjusted -$71,985 for 205 sqft less living space. Net adjustment: -$71,985.

15312 WHISTLING STRAITS DR, AUSTIN, TX 78717
0.06 mi 100% similar Same subdivision
4 bed 2 bath 1,572 sqft Built 2003
Raw Value $741,073
Adjusted Value $817,272

Adjusted +$76,199 for 217 sqft more living space. Net adjustment: +$76,199.

10008 MORGAN CREEK DR, AUSTIN, TX 78717
0.06 mi 100% similar Same subdivision
4 bed 3 bath 1,855 sqft Built 2003
Raw Value $715,564
Adjusted Value $692,388

Adjusted -$23,176 for 66 sqft less living space. Net adjustment: -$23,176.

9912 VALDERRAMA DR, AUSTIN, TX 78717
0.07 mi 100% similar Same subdivision
4 bed 2 bath 1,808 sqft Built 2005
Raw Value $822,859
Adjusted Value $813,401

Adjusted -$6,672 for 19 sqft less living space and -$2,786 for being older. Net adjustment: -$9,458.

The Neighborhood

This home is valued 30.0% above the R251501D - Avery Ranch South median of $708,305. With 635 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 3.8% over the past year.

R251501D - Avery Ranch South

above average
635 Properties
$708,305 Median Value
-3.8% YoY Change
1% Have Pool
100% Have Garage
This Home
$921,150
Median
$708,305

This home is +30.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $17,974 across all districts. With a homestead exemption claimed, that drops to $15,588 — saving $2,386 per year. That's $1,299 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%$8,227
AustinCity0.5240%$4,827
Williamson CountyCounty0.3694%$3,403
Austin Community Collegespecial0.1034%$952
Williamson County FM/RdCounty0.0443%$408
Upper Brushy Creek WCIDWater0.0170%$157
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$17,974

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $734,014 would pay approximately $4,582 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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