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5108 ORSINI CV, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath3,642 sqftBuilt 2018

Property at a Glance

This home is estimated between $750,126 and $1,021,012, with a best estimate of $795,900. 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

$750,126 $1,021,012
Best Estimate
$795,900
WCAD Value
$818,802
Low Confidence

Based on 5 comparable properties(2 in the same subdivision)

There are 5 comparable properties within range, but few are in R440515C - VIZCAYA. The estimated range of $750,126 and $1,021,012 should be treated as a rough guide.

Comparable Properties (5)

2620 CATALANI CV, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,835 sqft Built 2017
Raw Value $761,615
Adjusted Value $1,009,862

Adjusted +$248,247 for 807 sqft more living space. Net adjustment: +$248,247.

4 bed 3 bath 3,218 sqft Built 2019
Raw Value $665,470
Adjusted Value $795,900

Adjusted +$130,430 for 424 sqft more living space. Net adjustment: +$130,430.

2601 CATALANI CV, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 4 bath 2,779 sqft Built 2017
Raw Value $755,538
Adjusted Value $1,021,012

Adjusted +$265,474 for 863 sqft more living space. Net adjustment: +$265,474.

4 bed 3 bath 2,880 sqft Built 2011
Raw Value $515,721
Adjusted Value $750,126

Adjusted +$234,405 for 762 sqft more living space. Net adjustment: +$234,405.

4 bed 3 bath 2,422 sqft Built 2016
Raw Value $399,775
Adjusted Value $775,069

Adjusted +$375,294 for 1,220 sqft more living space. Net adjustment: +$375,294.

The Neighborhood

This home is valued 25.5% above the R440515C - VIZCAYA median of $652,212. With 585 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 0.6% over the past year.

R440515C - VIZCAYA

above average
585 Properties
$652,212 Median Value
-0.6% YoY Change
1% Have Pool
100% Have Garage
This Home
$818,802
Median
$652,212

This home is +25.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $23,335 across all districts. With a homestead exemption claimed, that drops to $20,462 — saving $2,873 per year. That's $1,705 per month a buyer should budget. The assessed value increased +10.7% vs the subdivision average of -0.6%. This above-average increase gives a protest opportunity score of 80 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Georgetown ISDSchool1.0506%$8,602
Round Rock ISDSchool0.8931%$7,313
Round RockCity0.3720%$3,046
Williamson CountyCounty0.3694%$3,025
Austin Community Collegespecial0.1034%$847
Williamson County FM/RdCounty0.0443%$363
Upper Brushy Creek WCIDWater0.0170%$139
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.8499%$23,335
80 / 100

There may be a strong case to protest this appraisal.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $795,900 would pay approximately $4,968 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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