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3445 SHIRAZ LOOP, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,889 sqftBuilt 2007

Property at a Glance

This home is estimated between $344,572 and $640,490, with a best estimate of $406,513. That places the property below the R530506E - SONOMA ALL SECTIONS median of $451,534, in a neighborhood that declined 7.0% over the past year.

Estimated Value Range

$344,572 $640,490
Best Estimate
$406,513
WCAD Value
$382,907
Medium Confidence

Based on 5 comparable properties(3 in the same subdivision)

Based on 5 comparable properties (3 in the same subdivision, 2 nearby), the estimated range is $344,572 and $640,490. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

3506 SHIRAZ LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,355 sqft Built 2006
Raw Value $444,649
Adjusted Value $593,183

Adjusted +$143,102 for 534 sqft more living space and +$5,432 for being newer. Net adjustment: +$148,534.

3410 SHIRAZ LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,170 sqft Built 2007
Raw Value $447,811
Adjusted Value $640,490

Adjusted +$192,679 for 719 sqft more living space. Net adjustment: +$192,679.

3 bed 2 bath 1,740 sqft Built 2009
Raw Value $356,515
Adjusted Value $385,580

Adjusted +$39,929 for 149 sqft more living space and -$10,864 for being older. Net adjustment: +$29,065.

3 bed 2 bath 1,950 sqft Built 2009
Raw Value $371,783
Adjusted Value $344,572

Adjusted -$16,347 for 61 sqft less living space and -$10,864 for being older. Net adjustment: -$27,211.

3406 SHIRAZ LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,767 sqft Built 2006
Raw Value $368,387
Adjusted Value $406,513

Adjusted +$32,694 for 122 sqft more living space and +$5,432 for being newer. Net adjustment: +$38,126.

The Neighborhood

This home is valued 15.2% below the R530506E - SONOMA ALL SECTIONS median of $451,534. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 7.0% over the past year.

R530506E - SONOMA ALL SECTIONS

below average
1,029 Properties
$451,534 Median Value
-7.0% YoY Change
2% Have Pool
100% Have Garage
This Home
$382,907
Median
$451,534

This home is -15.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,890 across all districts. With a homestead exemption claimed, that drops to $5,568 — saving $1,322 per year. That's $464 per month a buyer should budget. The assessed value increased -1.0% vs the subdivision average of -7.0%. This above-average increase gives a protest opportunity score of 30 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,420
Round RockCity0.3720%$1,424
Williamson CountyCounty0.3694%$1,415
Austin Community Collegespecial0.1034%$396
Williamson County FM/RdCounty0.0443%$170
Upper Brushy Creek WCIDWater0.0170%$65
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,890
30 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $406,513 would pay approximately $2,537 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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