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1022 TWIN TERRACE CT, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed2 bath1,629 sqftBuilt 1999

Property at a Glance

This home is estimated between $510,122 and $615,674, with a best estimate of $537,712. That places the property above the R501598E - Forest Ridge, Small Lots median of $533,875, in a neighborhood that appreciated 4.6% over the past year.

Estimated Value Range

$510,122 $615,674
Best Estimate
$537,712
WCAD Value
$651,984
High Confidence

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

Based on 5 comparable properties in R501598E - Forest Ridge, Small Lots, this home's estimated market value is between $510,122 and $615,674. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1019 TWIN TERRACE CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,713 sqft Built 1999
Raw Value $537,573
Adjusted Value $510,122

Adjusted -$27,451 for 84 sqft less living space. Net adjustment: -$27,451.

1017 TWIN TERRACE CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,657 sqft Built 1999
Raw Value $541,510
Adjusted Value $532,360

Adjusted -$9,150 for 28 sqft less living space. Net adjustment: -$9,150.

1012 TWIN TERRACE CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,242 sqft Built 1999
Raw Value $489,202
Adjusted Value $615,674

Adjusted +$126,472 for 387 sqft more living space. Net adjustment: +$126,472.

1020 TWIN TERRACE CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,644 sqft Built 1999
Raw Value $542,614
Adjusted Value $537,712

Adjusted -$4,902 for 15 sqft less living space. Net adjustment: -$4,902.

1003 TWIN TERRACE CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,576 sqft Built 1999
Raw Value $548,110
Adjusted Value $565,430

Adjusted +$17,320 for 53 sqft more living space. Net adjustment: +$17,320.

The Neighborhood

This home is valued 22.1% above the R501598E - Forest Ridge, Small Lots median of $533,875. With 269 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 4.6% over the past year.

R501598E - Forest Ridge, Small Lots

above average
269 Properties
$533,875 Median Value
+4.6% YoY Change
0% Have Pool
99% Have Garage
This Home
$651,984
Median
$533,875

This home is +22.1% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,731 across all districts. With a homestead exemption claimed, that drops to $10,360 — saving $1,371 per year. That's $863 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%$5,823
Round RockCity0.3720%$2,425
Williamson CountyCounty0.3694%$2,409
Austin Community Collegespecial0.1034%$674
Williamson County FM/RdCounty0.0443%$289
Upper Brushy Creek WCIDWater0.0170%$111
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$11,731

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $537,712 would pay approximately $3,356 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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