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1557 LORSON LOOP, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,578 sqftBuilt 2003

Property at a Glance

This home is estimated between $164,720 and $269,732, with a best estimate of $260,296. 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

$164,720 $269,732
Best Estimate
$260,296
WCAD Value
$338,779
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 $164,720 and $269,732. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1559 LORSON LOOP, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,977 sqft Built 2002
Raw Value $312,936
Adjusted Value $216,438

Adjusted -$92,387 for 399 sqft less living space and -$4,111 for being older. Net adjustment: -$96,498.

1555 LORSON LOOP, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,278 sqft Built 2003
Raw Value $326,802
Adjusted Value $164,720

Adjusted -$162,082 for 700 sqft less living space. Net adjustment: -$162,082.

3930 BONNIE LN, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,804 sqft Built 2003
Raw Value $322,061
Adjusted Value $269,732

Adjusted -$52,329 for 226 sqft less living space. Net adjustment: -$52,329.

1553 LORSON LOOP, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,802 sqft Built 2003
Raw Value $318,920
Adjusted Value $267,054

Adjusted -$51,866 for 224 sqft less living space. Net adjustment: -$51,866.

3932 BONNIE LN, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,816 sqft Built 2002
Raw Value $319,515
Adjusted Value $260,296

Adjusted -$55,108 for 238 sqft less living space and -$4,111 for being older. Net adjustment: -$59,219.

The Neighborhood

This home is valued 3.3% 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
$338,779
Median
$328,056

This home is +3.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,096 across all districts. With a homestead exemption claimed, that drops to $4,783 — saving $1,313 per year. That's $399 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%$3,026
Round RockCity0.3720%$1,260
Williamson CountyCounty0.3694%$1,252
Austin Community Collegespecial0.1034%$350
Williamson County FM/RdCounty0.0443%$150
Upper Brushy Creek WCIDWater0.0170%$58
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,096

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $260,296 would pay approximately $1,625 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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