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16601 CORDILLERA DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath2,051 sqftBuilt 1999

Property at a Glance

This home is estimated between $390,395 and $995,481, with a best estimate of $551,104. That places the property below the R224599C - Cat Hollow Sec A Ph 3 median of $778,705, in a neighborhood that appreciated 6.9% over the past year.

Estimated Value Range

$390,395 $995,481
Best Estimate
$551,104
WCAD Value
$803,254
High Confidence

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

Based on 5 comparable properties in R224599C - Cat Hollow Sec A Ph 3, this home's estimated market value is between $390,395 and $995,481. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

16601 MALAGA HILLS DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 3 bath 2,686 sqft Built 2001
Raw Value $781,372
Adjusted Value $551,104

Adjusted -$230,934 for 635 sqft less living space and +$666 for being newer. Net adjustment: -$230,268.

16607 MALAGA HILLS DR, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,456 sqft Built 1999
Raw Value $779,094
Adjusted Value $995,481

Adjusted +$216,387 for 595 sqft more living space. Net adjustment: +$216,387.

16600 CORDILLERA DR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,946 sqft Built 2001
Raw Value $715,218
Adjusted Value $390,395

Adjusted -$325,489 for 895 sqft less living space and +$666 for being newer. Net adjustment: -$324,823.

16602 CORDILLERA DR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 3 bath 1,852 sqft Built 2001
Raw Value $845,449
Adjusted Value $918,486

Adjusted +$72,371 for 199 sqft more living space and +$666 for being newer. Net adjustment: +$73,037.

16609 MALAGA HILLS DR, ROUND ROCK, TX 78681
0.04 mi 100% similar Same subdivision
3 bed 3 bath 2,420 sqft Built 2000
Raw Value $659,256
Adjusted Value $525,393

Adjusted -$134,196 for 369 sqft less living space and +$333 for being newer. Net adjustment: -$133,863.

The Neighborhood

This home is valued 3.2% above the R224599C - Cat Hollow Sec A Ph 3 median of $778,705. With 143 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 6.9% over the past year.

R224599C - Cat Hollow Sec A Ph 3

typical
143 Properties
$778,705 Median Value
+6.9% YoY Change
4% Have Pool
100% Have Garage
This Home
$803,254
Median
$778,705

This home is +3.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $15,375 across all districts. With a homestead exemption claimed, that drops to $13,976 — saving $1,399 per year. That's $1,165 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%$7,174
Brushy Creek MUDMUD0.3868%$3,107
Williamson CountyCounty0.3694%$2,968
Austin Community Collegespecial0.1034%$831
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$803
Williamson County FM/RdCounty0.0443%$356
Upper Brushy Creek WCIDWater0.0170%$137
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$15,375

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $551,104 would pay approximately $3,440 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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