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

1504 LANTERN LIGHT DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,071 sqftBuilt 1991

Property at a Glance

This home is estimated between $233,229 and $399,869, with a best estimate of $265,782. That places the property below the R123492H - Sam Bass/Hermitage/Somerset R3 median of $290,418, in a neighborhood that declined 7.8% over the past year.

Estimated Value Range

$233,229 $399,869
Best Estimate
$265,782
WCAD Value
$304,959
High Confidence

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

Based on 5 comparable properties in R123492H - Sam Bass/Hermitage/Somerset R3, this home's estimated market value is between $233,229 and $399,869. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1502 LANTERN LIGHT DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 810 sqft Built 1992
Raw Value $312,568
Adjusted Value $370,135

Adjusted +$59,578 for 261 sqft more living space and -$2,011 for being older. Net adjustment: +$57,567.

1401 LANTERN LIGHT DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,171 sqft Built 1991
Raw Value $288,609
Adjusted Value $265,782

Adjusted -$22,827 for 100 sqft less living space. Net adjustment: -$22,827.

1403 LANTERN LIGHT DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 839 sqft Built 1994
Raw Value $352,945
Adjusted Value $399,869

Adjusted +$52,958 for 232 sqft more living space and -$6,034 for being older. Net adjustment: +$46,924.

1507 LANTERN LIGHT DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,263 sqft Built 1992
Raw Value $279,067
Adjusted Value $233,229

Adjusted -$43,827 for 192 sqft less living space and -$2,011 for being older. Net adjustment: -$45,838.

1407 LANTERN LIGHT DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,111 sqft Built 1994
Raw Value $263,659
Adjusted Value $248,494

Adjusted -$9,131 for 40 sqft less living space and -$6,034 for being older. Net adjustment: -$15,165.

The Neighborhood

This home is valued 5.0% above the R123492H - Sam Bass/Hermitage/Somerset R3 median of $290,418. With 648 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 7.8% over the past year.

R123492H - Sam Bass/Hermitage/Somerset R3

typical
648 Properties
$290,418 Median Value
-7.8% YoY Change
2% Have Pool
89% Have Garage
This Home
$304,959
Median
$290,418

This home is +5.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $5,487 across all districts. With a homestead exemption claimed, that drops to $4,180 — saving $1,307 per year. That's $348 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%$2,724
Round RockCity0.3720%$1,134
Williamson CountyCounty0.3694%$1,127
Austin Community Collegespecial0.1034%$315
Williamson County FM/RdCounty0.0443%$135
Upper Brushy Creek WCIDWater0.0170%$52
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,487

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $265,782 would pay approximately $1,659 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