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2801 W PIPER SONOMA CT, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,195 sqftBuilt 2006

Property at a Glance

This home is estimated between $328,685 and $642,475, with a best estimate of $391,542. 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

$328,685 $642,475
Best Estimate
$391,542
WCAD Value
$624,179
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 $328,685 and $642,475. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2903 E PIPER SONOMA CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,490 sqft Built 2007
Raw Value $431,812
Adjusted Value $347,325

Adjusted -$79,055 for 295 sqft less living space and -$5,432 for being older. Net adjustment: -$84,487.

2916 E PIPER SONOMA CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,739 sqft Built 2006
Raw Value $474,467
Adjusted Value $328,685

Adjusted -$145,782 for 544 sqft less living space. Net adjustment: -$145,782.

2825 W PIPER SONOMA CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,025 sqft Built 2006
Raw Value $596,918
Adjusted Value $642,475

Adjusted +$45,557 for 170 sqft more living space. Net adjustment: +$45,557.

2820 W PIPER SONOMA CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,748 sqft Built 2006
Raw Value $558,433
Adjusted Value $391,542

Adjusted -$148,194 for 553 sqft less living space and -$18,697 for no pool. Net adjustment: -$166,891.

2813 W PIPER SONOMA CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 3,006 sqft Built 2007
Raw Value $617,886
Adjusted Value $395,121

Adjusted -$217,333 for 811 sqft less living space and -$5,432 for being older. Net adjustment: -$222,765.

The Neighborhood

This home is valued 38.2% 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

above average
1,029 Properties
$451,534 Median Value
-7.0% YoY Change
2% Have Pool
100% Have Garage
This Home
$624,179
Median
$451,534

This home is +38.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,231 across all districts. With a homestead exemption claimed, that drops to $9,865 — saving $1,366 per year. That's $822 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%$5,575
Round RockCity0.3720%$2,322
Williamson CountyCounty0.3694%$2,306
Austin Community Collegespecial0.1034%$645
Williamson County FM/RdCounty0.0443%$277
Upper Brushy Creek WCIDWater0.0170%$106
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$11,231

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $391,542 would pay approximately $2,444 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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