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4018 CARGILL DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,859 sqftBuilt 2000

Property at a Glance

This home is estimated between $222,242 and $520,037, with a best estimate of $480,241. 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

$222,242 $520,037
Best Estimate
$480,241
WCAD Value
$405,575
Medium Confidence

Based on 5 comparable properties(4 in the same subdivision)

Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $222,242 and $520,037. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

16709 DORMAN DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,584 sqft Built 1995
Raw Value $381,657
Adjusted Value $493,218

Adjusted +$74,233 for 275 sqft more living space and +$37,328 for being newer. Net adjustment: +$111,561.

16829 LUCKENWALD DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,585 sqft Built 1997
Raw Value $383,881
Adjusted Value $480,241

Adjusted +$73,963 for 274 sqft more living space and +$22,397 for being newer. Net adjustment: +$96,360.

16716 TOMCAT DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,675 sqft Built 1995
Raw Value $367,941
Adjusted Value $454,938

Adjusted +$49,669 for 184 sqft more living space and +$37,328 for being newer. Net adjustment: +$86,997.

6041 RONCHAMPS DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 3,097 sqft Built 2000
Raw Value $556,425
Adjusted Value $222,242

Adjusted -$334,183 for 1,238 sqft less living space. Net adjustment: -$334,183.

3 bed 2 bath 1,877 sqft Built 1984
Raw Value $405,447
Adjusted Value $520,037

Adjusted -$4,859 for 18 sqft less living space and +$119,449 for being newer. Net adjustment: +$114,590.

The Neighborhood

This home is valued 10.2% below the R222592G - CAT HOLLOW ALL SECTIONS R4 median of $451,685. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 6.9% over the past year.

R222592G - CAT HOLLOW ALL SECTIONS R4

typical
1,233 Properties
$451,685 Median Value
-6.9% YoY Change
1% Have Pool
100% Have Garage
This Home
$405,575
Median
$451,685

This home is -10.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,763 across all districts. With a homestead exemption claimed, that drops to $6,438 — saving $1,325 per year. That's $537 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%$3,622
Brushy Creek MUDMUD0.3868%$1,569
Williamson CountyCounty0.3694%$1,498
Austin Community Collegespecial0.1034%$419
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$406
Williamson County FM/RdCounty0.0443%$180
Upper Brushy Creek WCIDWater0.0170%$69
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$7,763

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $480,241 would pay approximately $2,998 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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