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3112 LUMINOSO LN E, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,492 sqftBuilt 2002

Property at a Glance

This home is estimated between $326,882 and $982,196, with a best estimate of $621,029. 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

$326,882 $982,196
Best Estimate
$621,029
WCAD Value
$638,988
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 $326,882 and $982,196 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 3,097 sqft Built 2000
Raw Value $556,425
Adjusted Value $326,882

Adjusted -$223,152 for 605 sqft less living space and -$6,391 for being older. Net adjustment: -$229,543.

3 bed 2 bath 2,221 sqft Built 2014
Raw Value $741,595
Adjusted Value $879,899

Adjusted +$99,957 for 271 sqft more living space and +$38,347 for being newer. Net adjustment: +$138,304.

3 bed 2 bath 2,248 sqft Built 2018
Raw Value $479,901
Adjusted Value $621,029

Adjusted +$89,998 for 244 sqft more living space and +$51,130 for being newer. Net adjustment: +$141,128.

4 bed 2 bath 3,110 sqft Built 2000
Raw Value $572,254
Adjusted Value $337,916

Adjusted -$227,947 for 618 sqft less living space and -$6,391 for being older. Net adjustment: -$234,338.

4 bed 3 bath 2,154 sqft Built 2001
Raw Value $860,722
Adjusted Value $982,196

Adjusted +$124,670 for 338 sqft more living space and -$3,196 for being older. Net adjustment: +$121,474.

The Neighborhood

This home is valued 7.7% 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.

typical
299 Properties
$692,215 Median Value
+3.8% YoY Change
0% Have Pool
97% Have Garage
This Home
$638,988
Median
$692,215

This home is -7.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $11,755 across all districts. With a homestead exemption claimed, that drops to $10,392 — saving $1,363 per year. That's $866 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%$5,485
Brushy Creek MUDMUD0.3868%$2,376
Williamson CountyCounty0.3694%$2,269
Austin Community Collegespecial0.1034%$635
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$614
Williamson County FM/RdCounty0.0443%$272
Upper Brushy Creek WCIDWater0.0170%$104
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$11,755

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $621,029 would pay approximately $3,876 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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