3312 PORTER CREEK CV, ROUND ROCK, TX 78665
ROUND ROCK, 78665 — williamson County
Property at a Glance
This home is estimated between $248,495 and $363,806, with a best estimate of $330,864. 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
$330,864
$361,490
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 $248,495 and $363,806. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$5,360 for 20 sqft less living space. Net adjustment: -$5,360.
Adjusted -$166,684 for 622 sqft less living space. Net adjustment: -$166,684.
Adjusted -$42,609 for 159 sqft less living space. Net adjustment: -$42,609.
Adjusted -$124,879 for 466 sqft less living space. Net adjustment: -$124,879.
Adjusted -$6,432 for 24 sqft less living space. Net adjustment: -$6,432.
The Neighborhood
This home is valued 19.9% 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
below averageThis home is -19.9% below the subdivision median.
Tax Analysis
The estimated annual property tax is $6,504 across all districts. With a homestead exemption claimed, that drops to $5,187 — saving $1,317 per year. That's $432 per month a buyer should budget. The assessed value increased +1.0% vs the subdivision average of -7.0%. This above-average increase gives a protest opportunity score of 40 out of 100 — it may be worth challenging the appraisal.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $3,228 |
| Round Rock | City | 0.3720% | $1,345 |
| Williamson County | County | 0.3694% | $1,336 |
| Austin Community College | special | 0.1034% | $374 |
| Williamson County FM/Rd | County | 0.0443% | $160 |
| Upper Brushy Creek WCID | Water | 0.0170% | $61 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $6,504 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $330,864 would pay approximately $2,065 per month (principal and interest only, excluding taxes and insurance).