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1566 LORSON LOOP, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath1,976 sqftBuilt 2002

Property at a Glance

This home is estimated between $312,704 and $489,732, with a best estimate of $323,680. 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

$312,704 $489,732
Best Estimate
$323,680
WCAD Value
$480,205
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 $312,704 and $489,732. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3750 SANDY BROOK DR, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,966 sqft Built 2006
Raw Value $304,920
Adjusted Value $323,680

Adjusted +$2,315 for 10 sqft more living space and +$16,445 for being newer. Net adjustment: +$18,760.

1562 LORSON LOOP, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,738 sqft Built 2002
Raw Value $434,624
Adjusted Value $489,732

Adjusted +$55,108 for 238 sqft more living space. Net adjustment: +$55,108.

1565 LORSON LOOP, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
4 bed 3 bath 1,989 sqft Built 2002
Raw Value $472,881
Adjusted Value $469,871

Adjusted -$3,010 for 13 sqft less living space. Net adjustment: -$3,010.

3740 SANDY BROOK DR, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,118 sqft Built 2007
Raw Value $332,284
Adjusted Value $319,960

Adjusted -$32,880 for 142 sqft less living space and +$20,556 for being newer. Net adjustment: -$12,324.

1559 LORSON LOOP, ROUND ROCK, TX 78665
0.04 mi 100% similar Same subdivision
3 bed 2 bath 1,977 sqft Built 2002
Raw Value $312,936
Adjusted Value $312,704

Adjusted -$232 for 1 sqft less living space. Net adjustment: -$232.

The Neighborhood

This home is valued 46.4% 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

above average
197 Properties
$328,056 Median Value
-4.7% YoY Change
0% Have Pool
100% Have Garage
This Home
$480,205
Median
$328,056

This home is +46.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,640 across all districts. With a homestead exemption claimed, that drops to $7,301 — saving $1,339 per year. That's $608 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%$4,289
Round RockCity0.3720%$1,786
Williamson CountyCounty0.3694%$1,774
Austin Community Collegespecial0.1034%$497
Williamson County FM/RdCounty0.0443%$213
Upper Brushy Creek WCIDWater0.0170%$82
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$8,640

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $323,680 would pay approximately $2,020 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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