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4515 AVELLINO DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed2 bath1,319 sqftBuilt 2022

Property at a Glance

This home is estimated between $249,328 and $475,345, with a best estimate of $425,272. 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

$249,328 $475,345
Best Estimate
$425,272
WCAD Value
$381,468
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 $249,328 and $475,345. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4536 AVELLINO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 950 sqft Built 2022
Raw Value $369,475
Adjusted Value $475,345

Adjusted +$105,870 for 369 sqft more living space. Net adjustment: +$105,870.

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 $419,279

Adjusted -$9,181 for 32 sqft less living space and -$3,125 for being older. Net adjustment: -$12,306.

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 $436,173

Adjusted -$2,008 for 7 sqft less living space. Net adjustment: -$2,008.

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 $249,328

Adjusted -$85,786 for 299 sqft less living space. Net adjustment: -$85,786.

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 $425,272

Adjusted +$42,750 for 149 sqft more living space and -$3,125 for being older. Net adjustment: +$39,625.

The Neighborhood

This home is valued 8.5% 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
$381,468
Median
$416,826

This home is -8.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,410 across all districts. With a homestead exemption claimed, that drops to $8,652 — saving $1,758 per year. That's $721 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%$4,597
Round Rock MUD #1MUD0.6800%$2,594
Round RockCity0.3720%$1,419
Williamson CountyCounty0.3694%$1,409
Williamson County FM/RdCounty0.0443%$169
EWC Higher Ed Centerspecial0.0409%$156
Upper Brushy Creek WCIDWater0.0170%$65
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.7288%$10,410

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $425,272 would pay approximately $2,655 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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