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3304 LUMINOSO LN E, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,068 sqftBuilt 2005

Property at a Glance

This home is estimated between $387,409 and $713,923, with a best estimate of $480,941. That places the property below the R101506D - Sendero Springs Sec 4,5 East of SS Dr. median of $692,215, in a neighborhood that appreciated 3.8% over the past year.

Estimated Value Range

$387,409 $713,923
Best Estimate
$480,941
WCAD Value
$581,729
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R101506D - Sendero Springs Sec 4,5 East of SS Dr.. The estimated range of $387,409 and $713,923 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 2,221 sqft Built 2014
Raw Value $741,595
Adjusted Value $713,923

Adjusted -$56,433 for 153 sqft less living space and +$28,761 for being newer. Net adjustment: -$27,672.

3 bed 2 bath 2,248 sqft Built 2018
Raw Value $479,901
Adjusted Value $455,052

Adjusted -$66,392 for 180 sqft less living space and +$41,543 for being newer. Net adjustment: -$24,849.

3 bed 2 bath 2,044 sqft Built 1981
Raw Value $455,252
Adjusted Value $387,409

Adjusted +$8,852 for 24 sqft more living space and -$76,695 for being older. Net adjustment: -$67,843.

3 bed 2 bath 1,675 sqft Built 1995
Raw Value $367,941
Adjusted Value $480,941

Adjusted +$144,956 for 393 sqft more living space and -$31,956 for being older. Net adjustment: +$113,000.

3 bed 2 bath 1,585 sqft Built 1997
Raw Value $383,881
Adjusted Value $536,468

Adjusted +$178,152 for 483 sqft more living space and -$25,565 for being older. Net adjustment: +$152,587.

The Neighborhood

This home is valued 16.0% below the R101506D - Sendero Springs Sec 4,5 East of SS Dr. median of $692,215. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 3.8% over the past year.

R101506D - Sendero Springs Sec 4,5 East of SS Dr.

below average
299 Properties
$692,215 Median Value
+3.8% YoY Change
0% Have Pool
97% Have Garage
This Home
$581,729
Median
$692,215

This home is -16.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $11,659 across all districts. With a homestead exemption claimed, that drops to $10,301 — saving $1,358 per year. That's $858 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%$5,195
Brushy Creek MUDMUD0.3868%$2,250
Williamson CountyCounty0.3694%$2,149
Austin Community Collegespecial0.1034%$602
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$582
Brushy Creek MUD Defined AreaMUD0.0900%$524
Williamson County FM/RdCounty0.0443%$258
Upper Brushy Creek WCIDWater0.0170%$99
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.0041%$11,659

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $480,941 would pay approximately $3,002 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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