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4727 ERCOLANO LN, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath1,698 sqftBuilt 2023

Property at a Glance

This home is estimated between $388,312 and $570,742, with a best estimate of $518,405. 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

$388,312 $570,742
Best Estimate
$518,405
WCAD Value
$428,646
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 $388,312 and $570,742. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4728 ERCOLANO LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 3 bath 1,638 sqft Built 2024
Raw Value $498,065
Adjusted Value $518,405

Adjusted +$17,215 for 60 sqft more living space and +$3,125 for being newer. Net adjustment: +$20,340.

4624 ERCOLANO LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,638 sqft Built 2022
Raw Value $556,652
Adjusted Value $570,742

Adjusted +$17,215 for 60 sqft more living space and -$3,125 for being older. Net adjustment: +$14,090.

4720 ERCOLANO LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 3 bath 1,936 sqft Built 2023
Raw Value $456,597
Adjusted Value $388,312

Adjusted -$68,285 for 238 sqft less living space. Net adjustment: -$68,285.

4723 ERCOLANO LN, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 3 bath 1,616 sqft Built 2023
Raw Value $495,641
Adjusted Value $519,168

Adjusted +$23,527 for 82 sqft more living space. Net adjustment: +$23,527.

4645 ARZANO LN, ROUND ROCK, TX 78665
0.06 mi 100% similar Same subdivision
5 bed 3 bath 2,227 sqft Built 2023
Raw Value $576,586
Adjusted Value $424,810

Adjusted -$151,776 for 529 sqft less living space. Net adjustment: -$151,776.

The Neighborhood

This home is valued 2.8% 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

typical
997 Properties
$416,826 Median Value
+99.5% YoY Change
0% Have Pool
100% Have Garage
This Home
$428,646
Median
$416,826

This home is +2.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,697 across all districts. With a homestead exemption claimed, that drops to $9,931 — saving $1,766 per year. That's $828 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%$5,166
Round Rock MUD #1MUD0.6800%$2,915
Round RockCity0.3720%$1,595
Williamson CountyCounty0.3694%$1,584
Williamson County FM/RdCounty0.0443%$190
EWC Higher Ed Centerspecial0.0409%$175
Upper Brushy Creek WCIDWater0.0170%$73
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.7288%$11,697

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $518,405 would pay approximately $3,236 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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