12013 GREY ROCK LN, AUSTIN, TX 78750
AUSTIN, 78750 — williamson County
Property at a Glance
This home is estimated between $342,445 and $455,504, with a best estimate of $404,898. That places the property above 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
$404,898
$429,817
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 $342,445 and $455,504. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$52,467 for 213 sqft less living space. Net adjustment: -$52,467.
Adjusted +$42,614 for 173 sqft more living space. Net adjustment: +$42,614.
Adjusted +$72,419 for 294 sqft more living space. Net adjustment: +$72,419.
Adjusted +$72,419 for 294 sqft more living space. Net adjustment: +$72,419.
Adjusted +$50,989 for 207 sqft more living space. Net adjustment: +$50,989.
The Neighborhood
This home is valued 10.9% above the R3P5480G - Anderson Mill 12,16 - 20 - Partially in TCAD median of $387,608. With 834 homes in the subdivision, the property sits in the upper tier. 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 +10.9% above the subdivision median.
Tax Analysis
The estimated annual property tax is $8,921 across all districts. With a homestead exemption claimed, that drops to $7,141 — saving $1,780 per year. That's $595 per month a buyer should budget. The assessed value increased +11.9% vs the subdivision average of -7.3%. This above-average increase gives a protest opportunity score of 75 out of 100 — it may be worth challenging the appraisal.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $3,839 |
| Austin | City | 0.5240% | $2,252 |
| Williamson County | County | 0.3694% | $1,588 |
| Anderson Mill Limited District | special | 0.1243% | $534 |
| Austin Community College | special | 0.1034% | $444 |
| Williamson County FM/Rd | County | 0.0443% | $191 |
| Upper Brushy Creek WCID | Water | 0.0170% | $73 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 2.0756% | $8,921 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $404,898 would pay approximately $2,527 per month (principal and interest only, excluding taxes and insurance).