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1551 LORSON LOOP, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed2 bath1,540 sqftBuilt 2003

Property at a Glance

This home is estimated between $185,371 and $350,897, with a best estimate of $259,765. That places the property below the R409599G - STONEY BROOK - ALL SECTIONS median of $328,056, in a neighborhood that declined 4.7% over the past year.

Estimated Value Range

$185,371 $350,897
Best Estimate
$259,765
WCAD Value
$372,591
High Confidence

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

Based on 5 comparable properties in R409599G - STONEY BROOK - ALL SECTIONS, this home's estimated market value is between $185,371 and $350,897. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1553 LORSON LOOP, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,802 sqft Built 2003
Raw Value $318,920
Adjusted Value $258,255

Adjusted -$60,665 for 262 sqft less living space. Net adjustment: -$60,665.

3924 BONNIE LN, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,822 sqft Built 2004
Raw Value $320,950
Adjusted Value $259,765

Adjusted -$65,296 for 282 sqft less living space and +$4,111 for being newer. Net adjustment: -$61,185.

1547 LORSON LOOP, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
4 bed 2 bath 1,738 sqft Built 2003
Raw Value $388,747
Adjusted Value $342,901

Adjusted -$45,846 for 198 sqft less living space. Net adjustment: -$45,846.

3922 BONNIE LN, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
4 bed 3 bath 1,884 sqft Built 2004
Raw Value $426,438
Adjusted Value $350,897

Adjusted -$79,652 for 344 sqft less living space and +$4,111 for being newer. Net adjustment: -$75,541.

1545 LORSON LOOP, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,089 sqft Built 2002
Raw Value $316,601
Adjusted Value $185,371

Adjusted -$127,119 for 549 sqft less living space and -$4,111 for being older. Net adjustment: -$131,230.

The Neighborhood

This home is valued 13.6% above the R409599G - STONEY BROOK - ALL SECTIONS median of $328,056. With 197 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.7% over the past year.

R409599G - STONEY BROOK - ALL SECTIONS

typical
197 Properties
$328,056 Median Value
-4.7% YoY Change
0% Have Pool
100% Have Garage
This Home
$372,591
Median
$328,056

This home is +13.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,704 across all districts. With a homestead exemption claimed, that drops to $5,385 — saving $1,319 per year. That's $449 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%$3,328
Round RockCity0.3720%$1,386
Williamson CountyCounty0.3694%$1,377
Austin Community Collegespecial0.1034%$385
Williamson County FM/RdCounty0.0443%$165
Upper Brushy Creek WCIDWater0.0170%$63
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,704

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $259,765 would pay approximately $1,621 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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