12001 GREY ROCK LN, AUSTIN, TX 78750
AUSTIN, 78750 — williamson County
Property at a Glance
This home is estimated between $322,514 and $371,714, with a best estimate of $354,970. That places the property below the R3P5480G - Anderson Mill 12,16 - 20 - Partially in TCAD median of $387,608, in a neighborhood that declined 7.3% over the past year.
Estimated Value Range
$354,970
$339,451
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in R3P5480G - Anderson Mill 12,16 - 20 - Partially in TCAD, this home's estimated market value is between $322,514 and $371,714. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$15,518 for 63 sqft less living space. Net adjustment: -$15,518.
Adjusted -$37,441 for 152 sqft less living space. Net adjustment: -$37,441.
Adjusted -$23,401 for 95 sqft less living space. Net adjustment: -$23,401.
This comparable closely matches the subject property's features.
Adjusted -$7,143 for 29 sqft less living space. Net adjustment: -$7,143.
The Neighborhood
This home is valued 12.4% below the R3P5480G - Anderson Mill 12,16 - 20 - Partially in TCAD median of $387,608. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 7.3% over the past year.
R3P5480G - Anderson Mill 12,16 - 20 - Partially in TCAD
typicalThis home is -12.4% below the subdivision median.
Tax Analysis
The estimated annual property tax is $7,046 across all districts. With a homestead exemption claimed, that drops to $5,377 — saving $1,669 per year. That's $448 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% | $3,032 |
| Austin | City | 0.5240% | $1,779 |
| Williamson County | County | 0.3694% | $1,254 |
| Anderson Mill Limited District | special | 0.1243% | $422 |
| Austin Community College | special | 0.1034% | $351 |
| Williamson County FM/Rd | County | 0.0443% | $150 |
| Upper Brushy Creek WCID | Water | 0.0170% | $58 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 2.0756% | $7,046 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $354,970 would pay approximately $2,216 per month (principal and interest only, excluding taxes and insurance).