3107 CARNOUSTY ST, ROUND ROCK, TX 78664
ROUND ROCK, 78664 — williamson County
Property at a Glance
This home is estimated between $618,833 and $740,549, with a best estimate of $679,547. That places the property below the R549699C - Forest Creek Sec 14,20,21,26-30,33,34 median of $910,927, in a neighborhood that declined 3.1% over the past year.
Estimated Value Range
$679,547
$880,378
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in R549699C - Forest Creek Sec 14,20,21,26-30,33,34, this home's estimated market value is between $618,833 and $740,549. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$226,353 for 647 sqft less living space. Net adjustment: -$226,353.
Adjusted -$222,504 for 636 sqft less living space. Net adjustment: -$222,504.
Adjusted -$195,566 for 559 sqft less living space and +$19,011 for being newer. Net adjustment: -$176,555.
Adjusted -$119,998 for 343 sqft less living space. Net adjustment: -$119,998.
Adjusted -$256,440 for 733 sqft less living space. Net adjustment: -$256,440.
The Neighborhood
This home is valued 3.4% below the R549699C - Forest Creek Sec 14,20,21,26-30,33,34 median of $910,927. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 3.1% over the past year.
R549699C - Forest Creek Sec 14,20,21,26-30,33,34
typicalThis home is -3.4% below the subdivision median.
Tax Analysis
The estimated annual property tax is $15,840 across all districts. With a homestead exemption claimed, that drops to $14,427 — saving $1,413 per year. That's $1,202 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% | $7,863 |
| Round Rock | City | 0.3720% | $3,275 |
| Williamson County | County | 0.3694% | $3,253 |
| Austin Community College | special | 0.1034% | $910 |
| Williamson County FM/Rd | County | 0.0443% | $390 |
| Upper Brushy Creek WCID | Water | 0.0170% | $150 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $15,840 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $679,547 would pay approximately $4,242 per month (principal and interest only, excluding taxes and insurance).