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8065 AREZZO DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,330 sqftBuilt 2017

Property at a Glance

This home is estimated between $396,701 and $479,852, with a best estimate of $453,474. That places the property above the H121413C - SIENA median of $406,354, in a neighborhood that declined 5.4% over the past year.

Estimated Value Range

$396,701 $479,852
Best Estimate
$453,474
WCAD Value
$403,390
High Confidence

Based on 5 comparable properties(5 in the same subdivision)

Based on 5 comparable properties in H121413C - SIENA, this home's estimated market value is between $396,701 and $479,852. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

6108 MANTALCINO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,845 sqft Built 2015
Raw Value $346,483
Adjusted Value $453,474

Adjusted +$102,534 for 485 sqft more living space and +$4,457 for being newer. Net adjustment: +$106,991.

8206 AREZZO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,208 sqft Built 2014
Raw Value $431,179
Adjusted Value $463,657

Adjusted +$25,792 for 122 sqft more living space and +$6,686 for being newer. Net adjustment: +$32,478.

5857 MANTALCINO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,448 sqft Built 2017
Raw Value $421,647
Adjusted Value $396,701

Adjusted -$24,946 for 118 sqft less living space. Net adjustment: -$24,946.

7945 BASSANO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,706 sqft Built 2017
Raw Value $347,933
Adjusted Value $479,852

Adjusted +$131,919 for 624 sqft more living space. Net adjustment: +$131,919.

6117 MANTALCINO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,855 sqft Built 2015
Raw Value $348,069
Adjusted Value $452,945

Adjusted +$100,419 for 475 sqft more living space and +$4,457 for being newer. Net adjustment: +$104,876.

The Neighborhood

This home is in line with the H121413C - SIENA median of $406,354. Note that values in this subdivision declined 5.4% over the past year.

H121413C - SIENA

typical
1,611 Properties
$406,354 Median Value
-5.4% YoY Change
1% Have Pool
100% Have Garage
This Home
$403,390
Median
$406,354

This home is -0.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,285 across all districts. With a homestead exemption claimed, that drops to $7,524 — saving $1,761 per year. That's $627 per month a buyer should budget. The assessed value increased +1.0% vs the subdivision average of -5.4%. This above-average increase gives a protest opportunity score of 32 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Hutto ISDSchool1.2052%$4,862
Siena MUD #1MUD0.5250%$2,118
Williamson CountyCounty0.3694%$1,490
Williamson County ESD #3 - HuttoESD0.1000%$403
Williamson County FM/RdCounty0.0443%$179
EWC Higher Ed Centerspecial0.0409%$165
Upper Brushy Creek WCIDWater0.0170%$69
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3018%$9,285
32 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $453,474 would pay approximately $2,831 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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