15521 FISHER ISLAND DR, AUSTIN, TX 78717
AUSTIN, 78717 — williamson County
Property at a Glance
This home is estimated between $520,912 and $677,686, with a best estimate of $622,420. 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
$622,420
$659,180
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 $520,912 and $677,686. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$184,703 for 526 sqft less living space. Net adjustment: -$184,703.
Adjusted -$107,100 for 305 sqft less living space and -$2,786 for being older. Net adjustment: -$109,886.
Adjusted -$141,512 for 403 sqft less living space. Net adjustment: -$141,512.
Adjusted -$74,092 for 211 sqft less living space and -$2,786 for being older. Net adjustment: -$76,878.
Adjusted -$107,100 for 305 sqft less living space and -$1,393 for being older. Net adjustment: -$108,493.
The Neighborhood
This home is valued 6.9% 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
typicalThis home is -6.9% below the subdivision median.
Tax Analysis
The estimated annual property tax is $12,863 across all districts. With a homestead exemption claimed, that drops to $10,800 — saving $2,063 per year. That's $900 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% | $5,887 |
| Austin | City | 0.5240% | $3,454 |
| Williamson County | County | 0.3694% | $2,435 |
| Austin Community College | special | 0.1034% | $682 |
| Williamson County FM/Rd | County | 0.0443% | $292 |
| Upper Brushy Creek WCID | Water | 0.0170% | $112 |
| Road District (R02) | Road | 0.0000% | $0 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.9513% | $12,863 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $622,420 would pay approximately $3,885 per month (principal and interest only, excluding taxes and insurance).