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16619 CORDILLERA DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath3,227 sqftBuilt 2000

Property at a Glance

This home is estimated between $854,869 and $1,215,816, with a best estimate of $953,924. That places the property above 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

$854,869 $1,215,816
Best Estimate
$953,924
WCAD Value
$830,891
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 $854,869 and $1,215,816. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

16619 MALAGA HILLS DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 3 bath 2,419 sqft Built 2000
Raw Value $660,075
Adjusted Value $953,924

Adjusted +$293,849 for 808 sqft more living space. Net adjustment: +$293,849.

16621 MALAGA HILLS DR, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 3 bath 3,047 sqft Built 2000
Raw Value $811,156
Adjusted Value $876,617

Adjusted +$65,461 for 180 sqft more living space. Net adjustment: +$65,461.

16624 MALAGA HILLS DR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
3 bed 3 bath 2,606 sqft Built 2000
Raw Value $746,864
Adjusted Value $972,706

Adjusted +$225,842 for 621 sqft more living space. Net adjustment: +$225,842.

16625 CORDILLERA DR, ROUND ROCK, TX 78681
0.05 mi 100% similar Same subdivision
3 bed 2 bath 2,836 sqft Built 2000
Raw Value $712,672
Adjusted Value $854,869

Adjusted +$142,197 for 391 sqft more living space. Net adjustment: +$142,197.

16620 CORDILLERA DR, ROUND ROCK, TX 78681
0.05 mi 100% similar Same subdivision
4 bed 2 bath 2,366 sqft Built 2000
Raw Value $902,692
Adjusted Value $1,215,816

Adjusted +$313,124 for 861 sqft more living space. Net adjustment: +$313,124.

The Neighborhood

This home is valued 6.7% 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
$830,891
Median
$778,705

This home is +6.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $15,496 across all districts. With a homestead exemption claimed, that drops to $14,096 — saving $1,400 per year. That's $1,175 per month a buyer should budget. The assessed value increased +12.9% vs the subdivision average of +6.9%. This above-average increase gives a protest opportunity score of 60 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$7,230
Brushy Creek MUDMUD0.3868%$3,132
Williamson CountyCounty0.3694%$2,991
Austin Community Collegespecial0.1034%$837
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$810
Williamson County FM/RdCounty0.0443%$359
Upper Brushy Creek WCIDWater0.0170%$138
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$15,496
60 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $953,924 would pay approximately $5,954 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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