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3101 RUFINA PASS, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

2 bed2 bath1,648 sqftBuilt 2020

Property at a Glance

This home is estimated between $359,144 and $457,928, with a best estimate of $367,999. 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

$359,144 $457,928
Best Estimate
$367,999
WCAD Value
$366,312
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in R441515C - HERITAGE AT VIZCAYA. The estimated range of $359,144 and $457,928 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 $385,331

Adjusted +$50,084 for 230 sqft more living space and +$28 for being newer. Net adjustment: +$50,112.

3 bed 2 bath 1,646 sqft Built 2017
Raw Value $359,776
Adjusted Value $360,128

Adjusted +$436 for 2 sqft more living space and -$84 for being older. Net adjustment: +$352.

3 bed 2 bath 1,580 sqft Built 2017
Raw Value $344,420
Adjusted Value $359,144

Adjusted +$14,808 for 68 sqft more living space and -$84 for being older. Net adjustment: +$14,724.

3 bed 2 bath 1,495 sqft Built 2018
Raw Value $334,738
Adjusted Value $367,999

Adjusted +$33,317 for 153 sqft more living space and -$56 for being older. Net adjustment: +$33,261.

4 bed 2 bath 1,612 sqft Built 2018
Raw Value $450,145
Adjusted Value $457,928

Adjusted +$7,839 for 36 sqft more living space and -$56 for being older. Net adjustment: +$7,783.

The Neighborhood

This home is valued 15.4% 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
$366,312
Median
$432,756

This home is -15.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,789 across all districts. With a homestead exemption claimed, that drops to $5,251 — saving $1,538 per year. That's $438 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%$3,848
Round RockCity0.3720%$1,363
Williamson CountyCounty0.3694%$1,353
Williamson County FM/RdCounty0.0443%$162
Upper Brushy Creek WCIDWater0.0170%$62
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8534%$6,789

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $367,999 would pay approximately $2,297 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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