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2835 PIPER SONOMA PL, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath3,212 sqftBuilt 2007

Property at a Glance

This home is estimated between $577,307 and $737,347, with a best estimate of $592,252. 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

$577,307 $737,347
Best Estimate
$592,252
WCAD Value
$522,515
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 $577,307 and $737,347. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2843 PIPER SONOMA PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,939 sqft Built 2006
Raw Value $658,756
Adjusted Value $737,347

Adjusted +$73,159 for 273 sqft more living space and +$5,432 for being newer. Net adjustment: +$78,591.

2834 PIPER SONOMA PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,926 sqft Built 2006
Raw Value $510,177
Adjusted Value $592,252

Adjusted +$76,643 for 286 sqft more living space and +$5,432 for being newer. Net adjustment: +$82,075.

2827 PIPER SONOMA PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,965 sqft Built 2007
Raw Value $511,116
Adjusted Value $577,307

Adjusted +$66,191 for 247 sqft more living space. Net adjustment: +$66,191.

2823 PIPER SONOMA PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,750 sqft Built 2006
Raw Value $476,497
Adjusted Value $587,039

Adjusted +$123,807 for 462 sqft more living space and +$5,432 for being newer and -$18,697 for no pool. Net adjustment: +$110,542.

2811 PIPER SONOMA PL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,895 sqft Built 2006
Raw Value $510,503
Adjusted Value $600,885

Adjusted +$84,950 for 317 sqft more living space and +$5,432 for being newer. Net adjustment: +$90,382.

The Neighborhood

This home is valued 15.7% 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
$522,515
Median
$451,534

This home is +15.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,401 across all districts. With a homestead exemption claimed, that drops to $8,055 — saving $1,346 per year. That's $671 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%$4,667
Round RockCity0.3720%$1,944
Williamson CountyCounty0.3694%$1,930
Austin Community Collegespecial0.1034%$540
Williamson County FM/RdCounty0.0443%$232
Upper Brushy Creek WCIDWater0.0170%$89
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$9,401

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $592,252 would pay approximately $3,697 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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