Beta Williamson County, TX only — data and coverage are limited during early access.

1548 LORSON LOOP, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath1,930 sqftBuilt 2002

Property at a Glance

This home is estimated between $249,330 and $466,313, with a best estimate of $295,676. 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

$249,330 $466,313
Best Estimate
$295,676
WCAD Value
$474,267
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 $249,330 and $466,313. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1550 LORSON LOOP, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
4 bed 3 bath 1,976 sqft Built 2002
Raw Value $476,964
Adjusted Value $466,313

Adjusted -$10,651 for 46 sqft less living space. Net adjustment: -$10,651.

1546 LORSON LOOP, ROUND ROCK, TX 78665
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,270 sqft Built 2002
Raw Value $328,056
Adjusted Value $249,330

Adjusted -$78,726 for 340 sqft less living space. Net adjustment: -$78,726.

1552 LORSON LOOP, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
3 bed 2 bath 1,977 sqft Built 2002
Raw Value $306,559
Adjusted Value $295,676

Adjusted -$10,883 for 47 sqft less living space. Net adjustment: -$10,883.

1544 LORSON LOOP, ROUND ROCK, TX 78665
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,980 sqft Built 2002
Raw Value $470,885
Adjusted Value $459,308

Adjusted -$11,577 for 50 sqft less living space. Net adjustment: -$11,577.

1554 LORSON LOOP, ROUND ROCK, TX 78665
0.03 mi 100% similar Same subdivision
3 bed 2 bath 2,272 sqft Built 2003
Raw Value $343,431
Adjusted Value $268,353

Adjusted -$79,189 for 342 sqft less living space and +$4,111 for being newer. Net adjustment: -$75,078.

The Neighborhood

This home is valued 44.6% 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

above average
197 Properties
$328,056 Median Value
-4.7% YoY Change
0% Have Pool
100% Have Garage
This Home
$474,267
Median
$328,056

This home is +44.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,533 across all districts. With a homestead exemption claimed, that drops to $7,195 — saving $1,338 per year. That's $600 per month a buyer should budget. The assessed value increased +2.2% vs the subdivision average of -4.7%. This above-average increase gives a protest opportunity score of 35 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,236
Round RockCity0.3720%$1,764
Williamson CountyCounty0.3694%$1,752
Austin Community Collegespecial0.1034%$490
Williamson County FM/RdCounty0.0443%$210
Upper Brushy Creek WCIDWater0.0170%$81
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$8,533
35 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $295,676 would pay approximately $1,846 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.

View full property details