905 MAMMOTH CT, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $191,022 and $406,801, with a best estimate of $346,983. That places the property below the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194, in a neighborhood that declined 10.9% over the past year.
Estimated Value Range
$346,983
$367,096
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in R107503F - PRESERVE AT STONE OAK - PH 3 & 4, this home's estimated market value is between $191,022 and $406,801. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted +$9,364 for 46 sqft more living space. Net adjustment: +$9,364.
This comparable closely matches the subject property's features.
Adjusted -$28,297 for 139 sqft less living space. Net adjustment: -$28,297.
Adjusted -$28,297 for 139 sqft less living space. Net adjustment: -$28,297.
Adjusted -$146,166 for 718 sqft less living space. Net adjustment: -$146,166.
The Neighborhood
This home is in line with the R107503F - PRESERVE AT STONE OAK - PH 3 & 4 median of $368,194. Note that values in this subdivision declined 10.9% over the past year.
R107503F - PRESERVE AT STONE OAK - PH 3 & 4
typicalThis home is -0.3% below the subdivision median.
Tax Analysis
The estimated annual property tax is $6,605 across all districts. With a homestead exemption claimed, that drops to $5,287 — saving $1,318 per year. That's $441 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% | $3,279 |
| Round Rock | City | 0.3720% | $1,366 |
| Williamson County | County | 0.3694% | $1,356 |
| Austin Community College | special | 0.1034% | $380 |
| Williamson County FM/Rd | County | 0.0443% | $163 |
| Upper Brushy Creek WCID | Water | 0.0170% | $62 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $6,605 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $346,983 would pay approximately $2,166 per month (principal and interest only, excluding taxes and insurance).