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1100 DOUBLE FILE TRL, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,400 sqftBuilt 1994

Property at a Glance

This home is estimated between $306,525 and $440,465, with a best estimate of $356,877. That places the property above the R405594G - Settlement Sec 2 median of $312,788, in a neighborhood that declined 6.7% over the past year.

Estimated Value Range

$306,525 $440,465
Best Estimate
$356,877
WCAD Value
$288,635
High Confidence

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

Based on 5 comparable properties in R405594G - Settlement Sec 2, this home's estimated market value is between $306,525 and $440,465. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

907 DOUBLE FILE CV, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,405 sqft Built 1994
Raw Value $307,620
Adjusted Value $306,525

Adjusted -$1,095 for 5 sqft less living space. Net adjustment: -$1,095.

1004 DOUBLE FILE TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,305 sqft Built 1994
Raw Value $336,077
Adjusted Value $356,877

Adjusted +$20,800 for 95 sqft more living space. Net adjustment: +$20,800.

900 DOUBLE FILE TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,616 sqft Built 1994
Raw Value $386,008
Adjusted Value $338,716

Adjusted -$47,292 for 216 sqft less living space. Net adjustment: -$47,292.

903 DOUBLE FILE TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,164 sqft Built 1996
Raw Value $362,906
Adjusted Value $407,579

Adjusted +$51,671 for 236 sqft more living space and -$6,998 for being older. Net adjustment: +$44,673.

909 DOUBLE FILE TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 918 sqft Built 1996
Raw Value $341,931
Adjusted Value $440,465

Adjusted +$105,532 for 482 sqft more living space and -$6,998 for being older. Net adjustment: +$98,534.

The Neighborhood

This home is valued 7.7% below the R405594G - Settlement Sec 2 median of $312,788. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 6.7% over the past year.

R405594G - Settlement Sec 2

typical
337 Properties
$312,788 Median Value
-6.7% YoY Change
1% Have Pool
99% Have Garage
This Home
$288,635
Median
$312,788

This home is -7.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,193 across all districts. With a homestead exemption claimed, that drops to $3,890 — saving $1,303 per year. That's $324 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%$2,578
Round RockCity0.3720%$1,074
Williamson CountyCounty0.3694%$1,066
Austin Community Collegespecial0.1034%$298
Williamson County FM/RdCounty0.0443%$128
Upper Brushy Creek WCIDWater0.0170%$49
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,193

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $356,877 would pay approximately $2,228 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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