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3736 RIARDO DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

5 bed3 bath1,638 sqftBuilt 2022

Property at a Glance

This home is estimated between $126,693 and $445,557, with a best estimate of $399,130. That places the property below the H123421C - SALERNO median of $416,826, in a neighborhood that appreciated 99.5% over the past year.

Estimated Value Range

$126,693 $445,557
Best Estimate
$399,130
WCAD Value
$494,267
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 $126,693 and $445,557. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3834 RIARDO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,275 sqft Built 2022
Raw Value $581,892
Adjusted Value $399,130

Adjusted -$182,762 for 637 sqft less living space. Net adjustment: -$182,762.

4132 RIARDO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,896 sqft Built 2025
Raw Value $510,206
Adjusted Value $445,557

Adjusted -$74,023 for 258 sqft less living space and +$9,374 for being newer. Net adjustment: -$64,649.

4030 RIARDO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,665 sqft Built 2025
Raw Value $125,066
Adjusted Value $126,693

Adjusted -$7,747 for 27 sqft less living space and +$9,374 for being newer. Net adjustment: +$1,627.

3826 RIARDO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 4 bath 2,275 sqft Built 2022
Raw Value $555,994
Adjusted Value $373,232

Adjusted -$182,762 for 637 sqft less living space. Net adjustment: -$182,762.

3740 RIARDO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 3 bath 1,584 sqft Built 2022
Raw Value $388,908
Adjusted Value $404,401

Adjusted +$15,493 for 54 sqft more living space. Net adjustment: +$15,493.

The Neighborhood

This home is valued 18.6% above the H123421C - SALERNO median of $416,826. With 997 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 99.5% over the past year.

H123421C - SALERNO

above average
997 Properties
$416,826 Median Value
+99.5% YoY Change
0% Have Pool
100% Have Garage
This Home
$494,267
Median
$416,826

This home is +18.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $13,488 across all districts. With a homestead exemption claimed, that drops to $11,709 — saving $1,779 per year. That's $976 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%$5,957
Round Rock MUD #1MUD0.6800%$3,361
Round RockCity0.3720%$1,839
Williamson CountyCounty0.3694%$1,826
Williamson County FM/RdCounty0.0443%$219
EWC Higher Ed Centerspecial0.0409%$202
Upper Brushy Creek WCIDWater0.0170%$84
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.7288%$13,488

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $399,130 would pay approximately $2,491 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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