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1524 FOPPIANO LOOP, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,859 sqftBuilt 2004

Property at a Glance

This home is estimated between $477,645 and $763,553, with a best estimate of $486,578. 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

$477,645 $763,553
Best Estimate
$486,578
WCAD Value
$482,224
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 $477,645 and $763,553. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1528 FOPPIANO LOOP, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
4 bed 2 bath 2,121 sqft Built 2004
Raw Value $565,783
Adjusted Value $763,553

Adjusted +$197,770 for 738 sqft more living space. Net adjustment: +$197,770.

1520 FOPPIANO LOOP, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
4 bed 2 bath 2,831 sqft Built 2004
Raw Value $479,075
Adjusted Value $486,578

Adjusted +$7,503 for 28 sqft more living space. Net adjustment: +$7,503.

1516 FOPPIANO LOOP, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
4 bed 2 bath 2,496 sqft Built 2002
Raw Value $426,592
Adjusted Value $534,733

Adjusted +$97,277 for 363 sqft more living space and +$10,864 for being newer. Net adjustment: +$108,141.

1532 FOPPIANO LOOP, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
4 bed 3 bath 2,921 sqft Built 2003
Raw Value $488,828
Adjusted Value $477,645

Adjusted -$16,615 for 62 sqft less living space and +$5,432 for being newer. Net adjustment: -$11,183.

1512 FOPPIANO LOOP, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
4 bed 2 bath 2,920 sqft Built 2002
Raw Value $486,290
Adjusted Value $480,807

Adjusted -$16,347 for 61 sqft less living space and +$10,864 for being newer. Net adjustment: -$5,483.

The Neighborhood

This home is valued 6.8% 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
$482,224
Median
$451,534

This home is +6.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,677 across all districts. With a homestead exemption claimed, that drops to $7,337 — saving $1,340 per year. That's $611 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%$4,307
Round RockCity0.3720%$1,794
Williamson CountyCounty0.3694%$1,782
Austin Community Collegespecial0.1034%$499
Williamson County FM/RdCounty0.0443%$214
Upper Brushy Creek WCIDWater0.0170%$82
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$8,677

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $486,578 would pay approximately $3,037 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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