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2524 PORTICI PASS, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,664 sqftBuilt 2018

Property at a Glance

This home is estimated between $539,130 and $946,435, with a best estimate of $871,025. That places the property above the R440515C - VIZCAYA median of $652,212, in a neighborhood that declined 0.6% over the past year.

Estimated Value Range

$539,130 $946,435
Best Estimate
$871,025
WCAD Value
$581,963
High Confidence

Based on 5 comparable properties(5 in the same subdivision)

Based on 5 comparable properties in R440515C - VIZCAYA, this home's estimated market value is between $539,130 and $946,435. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2511 PORTICI PASS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,830 sqft Built 2018
Raw Value $590,195
Adjusted Value $539,130

Adjusted -$51,065 for 166 sqft less living space. Net adjustment: -$51,065.

2508 PORTICI PASS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,027 sqft Built 2019
Raw Value $716,406
Adjusted Value $912,358

Adjusted +$195,952 for 637 sqft more living space. Net adjustment: +$195,952.

2515 PORTICI PASS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,934 sqft Built 2018
Raw Value $721,874
Adjusted Value $946,435

Adjusted +$224,561 for 730 sqft more living space. Net adjustment: +$224,561.

2519 PORTICI PASS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,324 sqft Built 2019
Raw Value $766,435
Adjusted Value $871,025

Adjusted +$104,590 for 340 sqft more living space. Net adjustment: +$104,590.

2523 PORTICI PASS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,296 sqft Built 2020
Raw Value $508,355
Adjusted Value $621,558

Adjusted +$113,203 for 368 sqft more living space. Net adjustment: +$113,203.

The Neighborhood

This home is valued 10.8% below the R440515C - VIZCAYA median of $652,212. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 0.6% over the past year.

R440515C - VIZCAYA

typical
585 Properties
$652,212 Median Value
-0.6% YoY Change
1% Have Pool
100% Have Garage
This Home
$581,963
Median
$652,212

This home is -10.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,471 across all districts. With a homestead exemption claimed, that drops to $9,113 — saving $1,358 per year. That's $759 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

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$5,198
Round RockCity0.3720%$2,165
Williamson CountyCounty0.3694%$2,150
Austin Community Collegespecial0.1034%$602
Williamson County FM/RdCounty0.0443%$258
Upper Brushy Creek WCIDWater0.0170%$99
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$10,471

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $871,025 would pay approximately $5,437 per month (principal and interest only, excluding taxes and insurance).

Data sourced from Williamson County Appraisal District (WCAD), Texas Education Agency (TEA), and Federal Reserve Economic Data (FRED). Assessment values reflect the appraisal district's estimate, not market sale prices. Report generated 4/18/2026.

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