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16538 AVARANCHE WAY, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,367 sqftBuilt 2004

Property at a Glance

This home is estimated between $505,476 and $634,569, with a best estimate of $591,368. That places the property above the R222592G - CAT HOLLOW ALL SECTIONS R4 median of $451,685, in a neighborhood that declined 6.9% over the past year.

Estimated Value Range

$505,476 $634,569
Best Estimate
$591,368
WCAD Value
$556,604
High Confidence

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

Based on 5 comparable properties in R222592G - CAT HOLLOW ALL SECTIONS R4, this home's estimated market value is between $505,476 and $634,569. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

16738 MARSALA SPRINGS DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,222 sqft Built 2001
Raw Value $537,386
Adjusted Value $598,924

Adjusted +$39,141 for 145 sqft more living space and +$22,397 for being newer. Net adjustment: +$61,538.

16721 MARSALA SPRINGS DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,746 sqft Built 1999
Raw Value $609,595
Adjusted Value $544,617

Adjusted -$102,306 for 379 sqft less living space and +$37,328 for being newer. Net adjustment: -$64,978.

16519 AVARANCHE WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,594 sqft Built 2000
Raw Value $665,983
Adjusted Value $634,569

Adjusted -$61,276 for 227 sqft less living space and +$29,862 for being newer. Net adjustment: -$31,414.

16507 AVARANCHE WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,444 sqft Built 2000
Raw Value $582,291
Adjusted Value $591,368

Adjusted -$20,785 for 77 sqft less living space and +$29,862 for being newer. Net adjustment: +$9,077.

16550 AVARANCHE WAY, ROUND ROCK, TX 78681
0.00 mi 95% similar Same subdivision
4 bed 3 bath 2,351 sqft Built 2002
Raw Value $756,164
Adjusted Value $505,476

Adjusted -$265,619 for 984 sqft less living space and +$14,931 for being newer. Net adjustment: -$250,688.

The Neighborhood

This home is valued 23.2% above the R222592G - CAT HOLLOW ALL SECTIONS R4 median of $451,685. With 1,233 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 6.9% over the past year.

R222592G - CAT HOLLOW ALL SECTIONS R4

above average
1,233 Properties
$451,685 Median Value
-6.9% YoY Change
1% Have Pool
100% Have Garage
This Home
$556,604
Median
$451,685

This home is +23.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,654 across all districts. With a homestead exemption claimed, that drops to $9,301 — saving $1,353 per year. That's $775 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%$4,971
Brushy Creek MUDMUD0.3868%$2,153
Williamson CountyCounty0.3694%$2,056
Austin Community Collegespecial0.1034%$576
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$557
Williamson County FM/RdCounty0.0443%$247
Upper Brushy Creek WCIDWater0.0170%$95
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$10,654

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $591,368 would pay approximately $3,691 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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