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3637 CARINARO LOOP, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed2 bath1,584 sqftBuilt 2022

Property at a Glance

This home is estimated between $223,047 and $504,049, with a best estimate of $484,878. That places the property above the H123421C - SALERNO median of $416,826, in a neighborhood that appreciated 99.5% over the past year.

Estimated Value Range

$223,047 $504,049
Best Estimate
$484,878
WCAD Value
$391,031
High Confidence

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

Based on 5 comparable properties in H123421C - SALERNO, this home's estimated market value is between $223,047 and $504,049. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3633 CARINARO LOOP, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
5 bed 3 bath 1,638 sqft Built 2022
Raw Value $494,900
Adjusted Value $479,407

Adjusted -$15,493 for 54 sqft less living space. Net adjustment: -$15,493.

3641 CARINARO LOOP, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
4 bed 3 bath 1,616 sqft Built 2022
Raw Value $494,059
Adjusted Value $484,878

Adjusted -$9,181 for 32 sqft less living space. Net adjustment: -$9,181.

3645 CARINARO LOOP, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,338 sqft Built 2022
Raw Value $433,469
Adjusted Value $504,049

Adjusted +$70,580 for 246 sqft more living space. Net adjustment: +$70,580.

3649 CARINARO LOOP, ROUND ROCK, TX 78665
0.04 mi 100% similar Same subdivision
4 bed 3 bath 1,616 sqft Built 2022
Raw Value $494,059
Adjusted Value $484,878

Adjusted -$9,181 for 32 sqft less living space. Net adjustment: -$9,181.

3653 CARINARO LOOP, ROUND ROCK, TX 78665
0.05 mi 100% similar Same subdivision
3 bed 2 bath 2,151 sqft Built 2022
Raw Value $385,726
Adjusted Value $223,047

Adjusted -$162,679 for 567 sqft less living space. Net adjustment: -$162,679.

The Neighborhood

This home is valued 6.2% below the H123421C - SALERNO median of $416,826. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 99.5% over the past year.

H123421C - SALERNO

typical
997 Properties
$416,826 Median Value
+99.5% YoY Change
0% Have Pool
100% Have Garage
This Home
$391,031
Median
$416,826

This home is -6.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,671 across all districts. With a homestead exemption claimed, that drops to $8,911 — saving $1,760 per year. That's $743 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
Hutto ISDSchool1.2052%$4,713
Round Rock MUD #1MUD0.6800%$2,659
Round RockCity0.3720%$1,455
Williamson CountyCounty0.3694%$1,445
Williamson County FM/RdCounty0.0443%$173
EWC Higher Ed Centerspecial0.0409%$160
Upper Brushy Creek WCIDWater0.0170%$66
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.7288%$10,671

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $484,878 would pay approximately $3,027 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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