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1019 TWIN TERRACE CT, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed2 bath1,713 sqftBuilt 1999

Property at a Glance

This home is estimated between $280,190 and $679,435, with a best estimate of $565,163. 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

$280,190 $679,435
Best Estimate
$565,163
WCAD Value
$537,573
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 $280,190 and $679,435. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1024 TWIN TERRACE CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,446 sqft Built 1999
Raw Value $519,735
Adjusted Value $280,190

Adjusted -$239,545 for 733 sqft less living space. Net adjustment: -$239,545.

1022 TWIN TERRACE CT, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,629 sqft Built 1999
Raw Value $651,984
Adjusted Value $679,435

Adjusted +$27,451 for 84 sqft more 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 $559,811

Adjusted +$18,301 for 56 sqft more living space. Net adjustment: +$18,301.

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 $643,125

Adjusted +$153,923 for 471 sqft more living space. Net adjustment: +$153,923.

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 $565,163

Adjusted +$22,549 for 69 sqft more living space. Net adjustment: +$22,549.

The Neighborhood

This home is in line with the R501598E - Forest Ridge, Small Lots median of $533,875. The neighborhood appreciated 4.6% over the past year.

R501598E - Forest Ridge, Small Lots

typical
269 Properties
$533,875 Median Value
+4.6% YoY Change
0% Have Pool
99% Have Garage
This Home
$537,573
Median
$533,875

This home is +0.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,672 across all districts. With a homestead exemption claimed, that drops to $8,323 — saving $1,349 per year. That's $694 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%$4,801
Round RockCity0.3720%$2,000
Williamson CountyCounty0.3694%$1,986
Austin Community Collegespecial0.1034%$556
Williamson County FM/RdCounty0.0443%$238
Upper Brushy Creek WCIDWater0.0170%$91
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$9,672

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $565,163 would pay approximately $3,528 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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