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1003 GREENBRIAR LOOP, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,184 sqftBuilt 1984

Property at a Glance

This home is estimated between $194,285 and $356,646, with a best estimate of $259,590. That places the property below the R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE median of $265,799, in a neighborhood that declined 10.6% over the past year.

Estimated Value Range

$194,285 $356,646
Best Estimate
$259,590
WCAD Value
$259,177
High Confidence

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

Based on 5 comparable properties in R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE, this home's estimated market value is between $194,285 and $356,646. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1405 CLEARVIEW LOOP, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,440 sqft Built 1986
Raw Value $253,944
Adjusted Value $194,285

Adjusted -$58,962 for 256 sqft less living space and -$697 for being older. Net adjustment: -$59,659.

1225 GREENBRIAR LOOP, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 864 sqft Built 1984
Raw Value $238,988
Adjusted Value $312,691

Adjusted +$73,703 for 320 sqft more living space. Net adjustment: +$73,703.

1414 CLEARVIEW LOOP, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 945 sqft Built 1994
Raw Value $305,082
Adjusted Value $356,646

Adjusted +$55,047 for 239 sqft more living space and -$3,483 for being older. Net adjustment: +$51,564.

1601 CLEARVIEW LOOP, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 1,252 sqft Built 1983
Raw Value $274,904
Adjusted Value $259,590

Adjusted -$15,662 for 68 sqft less living space and +$348 for being newer. Net adjustment: -$15,314.

1017 GREENBRIAR LOOP, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,232 sqft Built 1984
Raw Value $261,015
Adjusted Value $249,960

Adjusted -$11,055 for 48 sqft less living space. Net adjustment: -$11,055.

The Neighborhood

This home is valued 2.5% below the R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE median of $265,799. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 10.6% over the past year.

R522492G - GREENSLOPES - DOVE CREEK - TWIN RIDGE

typical
1,079 Properties
$265,799 Median Value
-10.6% YoY Change
2% Have Pool
90% Have Garage
This Home
$259,177
Median
$265,799

This home is -2.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $4,663 across all districts. With a homestead exemption claimed, that drops to $3,365 — saving $1,298 per year. That's $280 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%$2,315
Round RockCity0.3720%$964
Williamson CountyCounty0.3694%$958
Austin Community Collegespecial0.1034%$268
Williamson County FM/RdCounty0.0443%$115
Upper Brushy Creek WCIDWater0.0170%$44
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$4,663

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $259,590 would pay approximately $1,620 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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