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1559 LORSON LOOP, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,977 sqftBuilt 2002

Property at a Glance

This home is estimated between $261,218 and $470,102, with a best estimate of $366,229. That places the property above the R409599G - STONEY BROOK - ALL SECTIONS median of $328,056, in a neighborhood that declined 4.7% over the past year.

Estimated Value Range

$261,218 $470,102
Best Estimate
$366,229
WCAD Value
$312,936
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 $261,218 and $470,102. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1557 LORSON LOOP, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
3 bed 2 bath 1,578 sqft Built 2003
Raw Value $338,779
Adjusted Value $435,277

Adjusted +$92,387 for 399 sqft more living space and +$4,111 for being newer. Net adjustment: +$96,498.

1565 LORSON LOOP, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
4 bed 3 bath 1,989 sqft Built 2002
Raw Value $472,881
Adjusted Value $470,102

Adjusted -$2,779 for 12 sqft less living space. Net adjustment: -$2,779.

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 $356,794

Adjusted +$37,279 for 161 sqft more living space. Net adjustment: +$37,279.

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 $366,229

Adjusted +$40,057 for 173 sqft more living space and +$4,111 for being newer. Net adjustment: +$44,168.

1555 LORSON LOOP, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 2,278 sqft Built 2003
Raw Value $326,802
Adjusted Value $261,218

Adjusted -$69,695 for 301 sqft less living space and +$4,111 for being newer. Net adjustment: -$65,584.

The Neighborhood

This home is valued 4.6% below the R409599G - STONEY BROOK - ALL SECTIONS median of $328,056. That positions it competitively for buyers comparing within the neighborhood. 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
$312,936
Median
$328,056

This home is -4.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,631 across all districts. With a homestead exemption claimed, that drops to $4,322 — saving $1,309 per year. That's $360 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%$2,795
Round RockCity0.3720%$1,164
Williamson CountyCounty0.3694%$1,156
Austin Community Collegespecial0.1034%$324
Williamson County FM/RdCounty0.0443%$139
Upper Brushy Creek WCIDWater0.0170%$53
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,631

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $366,229 would pay approximately $2,286 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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