15505 WHISTLING STRAITS DR, AUSTIN, TX 78717
AUSTIN, 78717 — williamson County
Property at a Glance
This home is estimated between $445,070 and $877,693, with a best estimate of $712,920. 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
$712,920
$701,753
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 $445,070 and $877,693. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$9,481 for 27 sqft less living space and -$1,393 for being older. Net adjustment: -$10,874.
Adjusted -$201,207 for 573 sqft less living space and -$1,393 for being older. Net adjustment: -$202,600.
Adjusted +$122,902 for 350 sqft more living space. Net adjustment: +$122,902.
Adjusted +$49,512 for 141 sqft more living space. Net adjustment: +$49,512.
Adjusted +$154,505 for 440 sqft more living space and -$2,786 for being older. Net adjustment: +$151,719.
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
typicalThis home is -0.9% below the subdivision median.
Tax Analysis
The estimated annual property tax is $13,693 across all districts. With a homestead exemption claimed, that drops to $11,578 — saving $2,115 per year. That's $965 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
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $6,267 |
| Austin | City | 0.5240% | $3,677 |
| Williamson County | County | 0.3694% | $2,593 |
| Austin Community College | special | 0.1034% | $726 |
| Williamson County FM/Rd | County | 0.0443% | $311 |
| Upper Brushy Creek WCID | Water | 0.0170% | $119 |
| Road District (R02) | Road | 0.0000% | $0 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.9513% | $13,693 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $712,920 would pay approximately $4,450 per month (principal and interest only, excluding taxes and insurance).