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15300 VALDERRAMA CT, AUSTIN, TX 78717

AUSTIN, 78717 — williamson County

3 bed2 bath2,641 sqftBuilt 2002

Property at a Glance

This home is estimated between $574,869 and $980,346, with a best estimate of $646,281. 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

$574,869 $980,346
Best Estimate
$646,281
WCAD Value
$696,601
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 $574,869 and $980,346. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

15301 VALDERRAMA CT, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 3,043 sqft Built 2002
Raw Value $792,648
Adjusted Value $651,487

Adjusted -$141,161 for 402 sqft less living space. Net adjustment: -$141,161.

15301 WHISTLING STRAITS DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 3,101 sqft Built 2002
Raw Value $736,397
Adjusted Value $574,869

Adjusted -$161,528 for 460 sqft less living space. Net adjustment: -$161,528.

10000 VALDERRAMA DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 3,010 sqft Built 2002
Raw Value $761,135
Adjusted Value $631,562

Adjusted -$129,573 for 369 sqft less living space. Net adjustment: -$129,573.

9920 VALDERRAMA DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
4 bed 2 bath 2,574 sqft Built 2003
Raw Value $958,212
Adjusted Value $980,346

Adjusted +$23,527 for 67 sqft more living space and -$1,393 for being older. Net adjustment: +$22,134.

15305 WHISTLING STRAITS DR, AUSTIN, TX 78717
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,965 sqft Built 2003
Raw Value $761,446
Adjusted Value $646,281

Adjusted -$113,772 for 324 sqft less living space and -$1,393 for being older. Net adjustment: -$115,165.

The Neighborhood

This home is valued 1.7% below the R251501D - Avery Ranch South median of $708,305. That positions it competitively for buyers comparing within the neighborhood. 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
$696,601
Median
$708,305

This home is -1.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $13,593 across all districts. With a homestead exemption claimed, that drops to $11,484 — saving $2,109 per year. That's $957 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%$6,221
AustinCity0.5240%$3,650
Williamson CountyCounty0.3694%$2,574
Austin Community Collegespecial0.1034%$720
Williamson County FM/RdCounty0.0443%$309
Upper Brushy Creek WCIDWater0.0170%$118
Road District (R02)Road0.0000%$0
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9513%$13,593

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $646,281 would pay approximately $4,034 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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