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3105 RUFINA PASS, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed1,583 sqftBuilt 2020

Property at a Glance

This home is estimated between $344,989 and $371,177, with a best estimate of $352,158. That places the property below the R441515C - HERITAGE AT VIZCAYA median of $432,756, in a neighborhood that declined 8.1% over the past year.

Estimated Value Range

$344,989 $371,177
Best Estimate
$352,158
WCAD Value
$358,322
Low Confidence

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

There are 5 comparable properties within range, but few are in R441515C - HERITAGE AT VIZCAYA. The estimated range of $344,989 and $371,177 should be treated as a rough guide.

Comparable Properties (5)

3109 RUFINA PASS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
2 bed 2 bath 1,418 sqft Built 2021
Raw Value $335,219
Adjusted Value $371,177

Adjusted +$35,930 for 165 sqft more living space and +$28 for being newer. Net adjustment: +$35,958.

3101 RUFINA PASS, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
2 bed 2 bath 1,648 sqft Built 2020
Raw Value $366,312
Adjusted Value $352,158

Adjusted -$14,154 for 65 sqft less living space. Net adjustment: -$14,154.

3 bed 2 bath 1,580 sqft Built 2017
Raw Value $344,420
Adjusted Value $344,989

Adjusted +$653 for 3 sqft more living space and -$84 for being older. Net adjustment: +$569.

3 bed 2 bath 1,646 sqft Built 2017
Raw Value $359,776
Adjusted Value $345,973

Adjusted -$13,719 for 63 sqft less living space and -$84 for being older. Net adjustment: -$13,803.

3 bed 2 bath 1,495 sqft Built 2018
Raw Value $334,738
Adjusted Value $353,845

Adjusted +$19,163 for 88 sqft more living space and -$56 for being older. Net adjustment: +$19,107.

The Neighborhood

This home is valued 17.2% below the R441515C - HERITAGE AT VIZCAYA median of $432,756. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 8.1% over the past year.

R441515C - HERITAGE AT VIZCAYA

below average
638 Properties
$432,756 Median Value
-8.1% YoY Change
5% Have Pool
100% Have Garage
This Home
$358,322
Median
$432,756

This home is -17.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,641 across all districts. With a homestead exemption claimed, that drops to $5,104 — saving $1,537 per year. That's $425 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
Georgetown ISDSchool1.0506%$3,765
Round RockCity0.3720%$1,333
Williamson CountyCounty0.3694%$1,324
Williamson County FM/RdCounty0.0443%$159
Upper Brushy Creek WCIDWater0.0170%$61
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8534%$6,641

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $352,158 would pay approximately $2,198 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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