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4646 ERCOLANO LN, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,936 sqftBuilt 2022

Property at a Glance

This home is estimated between $505,724 and $628,840, with a best estimate of $596,320. 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

$505,724 $628,840
Best Estimate
$596,320
WCAD Value
$504,298
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 $505,724 and $628,840. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4612 ERCOLANO LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,484 sqft Built 2022
Raw Value $482,990
Adjusted Value $612,674

Adjusted +$129,684 for 452 sqft more living space. Net adjustment: +$129,684.

4616 ERCOLANO LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 3,098 sqft Built 2022
Raw Value $618,729
Adjusted Value $572,249

Adjusted -$46,480 for 162 sqft less living space. Net adjustment: -$46,480.

4724 ERCOLANO LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,130 sqft Built 2023
Raw Value $394,465
Adjusted Value $628,840

Adjusted +$231,250 for 806 sqft more living space and +$3,125 for being newer. Net adjustment: +$234,375.

4632 ERCOLANO LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,484 sqft Built 2022
Raw Value $466,636
Adjusted Value $596,320

Adjusted +$129,684 for 452 sqft more living space. Net adjustment: +$129,684.

4613 ARZANO LN, ROUND ROCK, TX 78665
0.06 mi 100% similar Same subdivision
4 bed 2,898 sqft Built 2024
Raw Value $488,571
Adjusted Value $505,724

Adjusted +$10,903 for 38 sqft more living space and +$6,250 for being newer. Net adjustment: +$17,153.

The Neighborhood

This home is valued 21.0% 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
$504,298
Median
$416,826

This home is +21.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $13,762 across all districts. With a homestead exemption claimed, that drops to $11,981 — saving $1,781 per year. That's $998 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%$6,078
Round Rock MUD #1MUD0.6800%$3,429
Round RockCity0.3720%$1,876
Williamson CountyCounty0.3694%$1,863
Williamson County FM/RdCounty0.0443%$224
EWC Higher Ed Centerspecial0.0409%$206
Upper Brushy Creek WCIDWater0.0170%$86
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.7288%$13,762

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $596,320 would pay approximately $3,722 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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