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16628 MALAGA HILLS DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath2,161 sqftBuilt 2000

Property at a Glance

This home is estimated between $484,589 and $867,251, with a best estimate of $564,964. 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

$484,589 $867,251
Best Estimate
$564,964
WCAD Value
$855,238
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 $484,589 and $867,251. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

16628 CORDILLERA DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,853 sqft Built 2000
Raw Value $755,239
Adjusted Value $867,251

Adjusted +$112,012 for 308 sqft more living space. Net adjustment: +$112,012.

16630 CORDILLERA DR, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 2 bath 2,422 sqft Built 2000
Raw Value $659,883
Adjusted Value $564,964

Adjusted -$94,919 for 261 sqft less living space. Net adjustment: -$94,919.

16630 MALAGA HILLS DR, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
3 bed 3 bath 2,737 sqft Built 2000
Raw Value $769,390
Adjusted Value $559,913

Adjusted -$209,477 for 576 sqft less living space. Net adjustment: -$209,477.

16632 CORDILLERA DR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 2 bath 2,757 sqft Built 2000
Raw Value $701,339
Adjusted Value $484,589

Adjusted -$216,750 for 596 sqft less living space. Net adjustment: -$216,750.

16623 CORDILLERA DR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
5 bed 4 bath 2,408 sqft Built 2001
Raw Value $846,525
Adjusted Value $757,030

Adjusted -$89,828 for 247 sqft less living space and +$333 for being newer. Net adjustment: -$89,495.

The Neighborhood

This home is valued 9.8% 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
$855,238
Median
$778,705

This home is +9.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $16,370 across all districts. With a homestead exemption claimed, that drops to $14,962 — saving $1,408 per year. That's $1,247 per month a buyer should budget. The assessed value increased +13.9% vs the subdivision average of +6.9%. This above-average increase gives a protest opportunity score of 70 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$7,638
Brushy Creek MUDMUD0.3868%$3,308
Williamson CountyCounty0.3694%$3,160
Austin Community Collegespecial0.1034%$884
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$855
Williamson County FM/RdCounty0.0443%$379
Upper Brushy Creek WCIDWater0.0170%$145
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$16,370
70 / 100

There may be a strong case to protest this appraisal.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $564,964 would pay approximately $3,526 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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