9720 CASTLE PINES DR, AUSTIN, TX 78717
AUSTIN, 78717 — williamson County
Property at a Glance
This home is estimated between $428,425 and $889,084, with a best estimate of $721,549. 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
$721,549
$542,941
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 $428,425 and $889,084. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$12,290 for 35 sqft less living space and -$1,393 for being older. Net adjustment: -$13,683.
Adjusted -$156,963 for 447 sqft less living space and -$1,393 for being older. Net adjustment: -$158,356.
Adjusted +$173,467 for 494 sqft more living space. Net adjustment: +$173,467.
Adjusted +$197,345 for 562 sqft more living space and +$1,393 for being newer. Net adjustment: +$198,738.
Adjusted -$4,916 for 14 sqft less living space and +$2,786 for being newer. Net adjustment: -$2,130.
The Neighborhood
This home is valued 23.3% 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
below averageThis home is -23.3% below the subdivision median.
Tax Analysis
The estimated annual property tax is $10,594 across all districts. With a homestead exemption claimed, that drops to $8,675 — saving $1,919 per year. That's $723 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% | $4,849 |
| Austin | City | 0.5240% | $2,845 |
| Williamson County | County | 0.3694% | $2,006 |
| Austin Community College | special | 0.1034% | $561 |
| Williamson County FM/Rd | County | 0.0443% | $241 |
| Upper Brushy Creek WCID | Water | 0.0170% | $92 |
| Road District (R02) | Road | 0.0000% | $0 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.9513% | $10,594 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $721,549 would pay approximately $4,504 per month (principal and interest only, excluding taxes and insurance).