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6735 CALABRIA DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,946 sqftBuilt 2019

Property at a Glance

This home is estimated between $373,715 and $437,228, with a best estimate of $404,142. That places the property below the H123414C - SIENA LIMMER LOOP median of $417,399, in a neighborhood that declined 2.7% over the past year.

Estimated Value Range

$373,715 $437,228
Best Estimate
$404,142
WCAD Value
$390,921
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in H123414C - SIENA LIMMER LOOP. The estimated range of $373,715 and $437,228 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,845 sqft Built 2015
Raw Value $346,483
Adjusted Value $374,225

Adjusted +$21,169 for 101 sqft more living space and +$6,573 for being newer. Net adjustment: +$27,742.

3 bed 2 bath 1,855 sqft Built 2015
Raw Value $348,069
Adjusted Value $373,715

Adjusted +$19,073 for 91 sqft more living space and +$6,573 for being newer. Net adjustment: +$25,646.

3 bed 2 bath 1,801 sqft Built 2015
Raw Value $367,178
Adjusted Value $404,142

Adjusted +$30,391 for 145 sqft more living space and +$6,573 for being newer. Net adjustment: +$36,964.

5866 CASSTELLO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,791 sqft Built 2015
Raw Value $368,099
Adjusted Value $407,159

Adjusted +$32,487 for 155 sqft more living space and +$6,573 for being newer. Net adjustment: +$39,060.

3 bed 2 bath 1,847 sqft Built 2017
Raw Value $413,193
Adjusted Value $437,228

Adjusted +$20,749 for 99 sqft more living space and +$3,286 for being newer. Net adjustment: +$24,035.

The Neighborhood

This home is valued 6.3% below the H123414C - SIENA LIMMER LOOP median of $417,399. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 2.7% over the past year.

H123414C - SIENA LIMMER LOOP

typical
1,146 Properties
$417,399 Median Value
-2.7% YoY Change
0% Have Pool
100% Have Garage
This Home
$390,921
Median
$417,399

This home is -6.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,299 across all districts. With a homestead exemption claimed, that drops to $7,540 — saving $1,759 per year. That's $628 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%$4,711
Siena MUD #2MUD0.6020%$2,353
Williamson CountyCounty0.3694%$1,444
Williamson County ESD #3 - HuttoESD0.1000%$391
Williamson County FM/RdCounty0.0443%$173
EWC Higher Ed Centerspecial0.0409%$160
Upper Brushy Creek WCIDWater0.0170%$66
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3788%$9,299

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $404,142 would pay approximately $2,523 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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