Beta Williamson County, TX only — data and coverage are limited during early access.

3449 SHIRAZ LOOP, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed2 bath1,282 sqftBuilt 2007

Property at a Glance

This home is estimated between $243,848 and $502,174, with a best estimate of $457,332. That places the property above the R530506E - SONOMA ALL SECTIONS median of $451,534, in a neighborhood that declined 7.0% over the past year.

Estimated Value Range

$243,848 $502,174
Best Estimate
$457,332
WCAD Value
$499,222
High Confidence

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

Based on 5 comparable properties in R530506E - SONOMA ALL SECTIONS, this home's estimated market value is between $243,848 and $502,174. All 5 comparables are in the same subdivision, giving this estimate high confidence.

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 $430,518

Adjusted -$19,563 for 73 sqft less living space and +$5,432 for being newer. Net adjustment: -$14,131.

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 $477,825

Adjusted +$30,014 for 112 sqft more living space. Net adjustment: +$30,014.

3425 SHIRAZ LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,279 sqft Built 2006
Raw Value $495,938
Adjusted Value $502,174

Adjusted +$804 for 3 sqft more living space and +$5,432 for being newer. Net adjustment: +$6,236.

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 $243,848

Adjusted -$129,971 for 485 sqft less living space and +$5,432 for being newer. Net adjustment: -$124,539.

3504 SHIRAZ LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,029 sqft Built 2007
Raw Value $389,533
Adjusted Value $457,332

Adjusted +$67,799 for 253 sqft more living space. Net adjustment: +$67,799.

The Neighborhood

This home is valued 10.6% above the R530506E - SONOMA ALL SECTIONS median of $451,534. With 1,029 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 7.0% over the past year.

R530506E - SONOMA ALL SECTIONS

typical
1,029 Properties
$451,534 Median Value
-7.0% YoY Change
2% Have Pool
100% Have Garage
This Home
$499,222
Median
$451,534

This home is +10.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,982 across all districts. With a homestead exemption claimed, that drops to $7,640 — saving $1,342 per year. That's $637 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
Round Rock ISDSchool0.8931%$4,459
Round RockCity0.3720%$1,857
Williamson CountyCounty0.3694%$1,844
Austin Community Collegespecial0.1034%$516
Williamson County FM/RdCounty0.0443%$221
Upper Brushy Creek WCIDWater0.0170%$85
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$8,982

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $457,332 would pay approximately $2,855 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.

View full property details