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6033 MANTALCINO DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,946 sqftBuilt 2016

Property at a Glance

This home is estimated between $313,290 and $396,442, with a best estimate of $370,064. That places the property below the H121413C - SIENA median of $406,354, in a neighborhood that declined 5.4% over the past year.

Estimated Value Range

$313,290 $396,442
Best Estimate
$370,064
WCAD Value
$359,324
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 $313,290 and $396,442. 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 $370,064

Adjusted +$21,352 for 101 sqft more living space and +$2,229 for being newer. Net adjustment: +$23,581.

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 $380,247

Adjusted -$55,389 for 262 sqft less living space and +$4,457 for being newer. Net adjustment: -$50,932.

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 $313,290

Adjusted -$106,128 for 502 sqft less living space and -$2,229 for being older. Net adjustment: -$108,357.

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 $396,442

Adjusted +$50,738 for 240 sqft more living space and -$2,229 for being older. Net adjustment: +$48,509.

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 $369,536

Adjusted +$19,238 for 91 sqft more living space and +$2,229 for being newer. Net adjustment: +$21,467.

The Neighborhood

This home is valued 11.6% below the H121413C - SIENA median of $406,354. That positions it competitively for buyers comparing within the neighborhood. 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
$359,324
Median
$406,354

This home is -11.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,271 across all districts. With a homestead exemption claimed, that drops to $6,517 — saving $1,754 per year. That's $543 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%$4,331
Siena MUD #1MUD0.5250%$1,886
Williamson CountyCounty0.3694%$1,328
Williamson County ESD #3 - HuttoESD0.1000%$359
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 Tax2.3018%$8,271

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $370,064 would pay approximately $2,310 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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