3321 PORTER CREEK CV, ROUND ROCK, TX 78665
ROUND ROCK, 78665 — williamson County
Property at a Glance
This home is estimated between $392,401 and $484,622, with a best estimate of $409,181. That places the property below the R530506E - SONOMA ALL SECTIONS median of $451,534, in a neighborhood that declined 7.0% over the past year.
Estimated Value Range
$409,181
$400,533
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in R530506E - SONOMA ALL SECTIONS, this home's estimated market value is between $392,401 and $484,622. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$22,778 for 85 sqft less living space. Net adjustment: -$22,778.
Adjusted +$101,297 for 378 sqft more living space. Net adjustment: +$101,297.
Adjusted +$19,027 for 71 sqft more living space. Net adjustment: +$19,027.
Adjusted +$108,265 for 404 sqft more living space. Net adjustment: +$108,265.
Adjusted +$19,027 for 71 sqft more living space. Net adjustment: +$19,027.
The Neighborhood
This home is valued 11.3% below the R530506E - SONOMA ALL SECTIONS median of $451,534. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 7.0% over the past year.
R530506E - SONOMA ALL SECTIONS
typicalThis home is -11.3% below the subdivision median.
Tax Analysis
The estimated annual property tax is $7,207 across all districts. With a homestead exemption claimed, that drops to $5,882 — saving $1,325 per year. That's $490 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% | $3,577 |
| Round Rock | City | 0.3720% | $1,490 |
| Williamson County | County | 0.3694% | $1,480 |
| Austin Community College | special | 0.1034% | $414 |
| Williamson County FM/Rd | County | 0.0443% | $178 |
| Upper Brushy Creek WCID | Water | 0.0170% | $68 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $7,207 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $409,181 would pay approximately $2,554 per month (principal and interest only, excluding taxes and insurance).