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16642 CORDILLERA DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

5 bed4 bath2,181 sqftBuilt 2001

Property at a Glance

This home is estimated between $565,231 and $942,551, with a best estimate of $732,988. 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

$565,231 $942,551
Best Estimate
$732,988
WCAD Value
$851,767
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 $565,231 and $942,551. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

16637 MALAGA HILLS DR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
5 bed 4 bath 2,121 sqft Built 2001
Raw Value $835,187
Adjusted Value $857,007

Adjusted +$21,820 for 60 sqft more living space. Net adjustment: +$21,820.

16633 CORDILLERA DR, ROUND ROCK, TX 78681
0.05 mi 100% similar Same subdivision
3 bed 3 bath 2,462 sqft Built 2001
Raw Value $667,424
Adjusted Value $565,231

Adjusted -$102,193 for 281 sqft less living space. Net adjustment: -$102,193.

16631 CORDILLERA DR, ROUND ROCK, TX 78681
0.07 mi 100% similar Same subdivision
5 bed 4 bath 2,502 sqft Built 2001
Raw Value $849,728
Adjusted Value $732,988

Adjusted -$116,740 for 321 sqft less living space. Net adjustment: -$116,740.

16631 MALAGA HILLS DR, ROUND ROCK, TX 78681
0.07 mi 100% similar Same subdivision
4 bed 3 bath 2,512 sqft Built 2001
Raw Value $690,598
Adjusted Value $570,222

Adjusted -$120,376 for 331 sqft less living space. Net adjustment: -$120,376.

16627 MALAGA HILLS DR, ROUND ROCK, TX 78681
0.10 mi 100% similar Same subdivision
4 bed 3 bath 1,851 sqft Built 2000
Raw Value $822,871
Adjusted Value $942,551

Adjusted +$120,013 for 330 sqft more living space and -$333 for being older. Net adjustment: +$119,680.

The Neighborhood

This home is valued 9.4% 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
$851,767
Median
$778,705

This home is +9.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $16,056 across all districts. With a homestead exemption claimed, that drops to $14,651 — saving $1,405 per year. That's $1,221 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%$7,492
Brushy Creek MUDMUD0.3868%$3,245
Williamson CountyCounty0.3694%$3,099
Austin Community Collegespecial0.1034%$867
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$839
Williamson County FM/RdCounty0.0443%$372
Upper Brushy Creek WCIDWater0.0170%$143
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$16,056

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $732,988 would pay approximately $4,575 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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