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4557 AVELLINO DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,767 sqftBuilt 2024

Property at a Glance

This home is estimated between $371,614 and $558,459, with a best estimate of $547,559. 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

$371,614 $558,459
Best Estimate
$547,559
WCAD Value
$358,664
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 $371,614 and $558,459. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4520 AVELLINO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,351 sqft Built 2021
Raw Value $431,585
Adjusted Value $541,566

Adjusted +$119,355 for 416 sqft more living space and -$9,374 for being older. Net adjustment: +$109,981.

4543 AVELLINO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,326 sqft Built 2022
Raw Value $438,181
Adjusted Value $558,459

Adjusted +$126,528 for 441 sqft more living space and -$6,250 for being older. Net adjustment: +$120,278.

4512 AVELLINO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,618 sqft Built 2022
Raw Value $335,114
Adjusted Value $371,614

Adjusted +$42,750 for 149 sqft more living space and -$6,250 for being older. Net adjustment: +$36,500.

4500 AVELLINO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,170 sqft Built 2021
Raw Value $385,647
Adjusted Value $547,559

Adjusted +$171,286 for 597 sqft more living space and -$9,374 for being older. Net adjustment: +$161,912.

4535 AVELLINO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,326 sqft Built 2022
Raw Value $433,933
Adjusted Value $554,211

Adjusted +$126,528 for 441 sqft more living space and -$6,250 for being older. Net adjustment: +$120,278.

The Neighborhood

This home is valued 14.0% 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
$358,664
Median
$416,826

This home is -14.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,787 across all districts. With a homestead exemption claimed, that drops to $8,034 — saving $1,753 per year. That's $670 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%$4,323
Round Rock MUD #1MUD0.6800%$2,439
Round RockCity0.3720%$1,334
Williamson CountyCounty0.3694%$1,325
Williamson County FM/RdCounty0.0443%$159
EWC Higher Ed Centerspecial0.0409%$147
Upper Brushy Creek WCIDWater0.0170%$61
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.7288%$9,787

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $547,559 would pay approximately $3,418 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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