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18224 WHITEWATER CV, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath2,486 sqftBuilt 1996

Property at a Glance

This home is estimated between $524,754 and $902,927, with a best estimate of $782,552. That places the property above the R292598D - Stone Canyon - Weekley & Newmark median of $523,036, in a neighborhood that declined 5.2% over the past year.

Estimated Value Range

$524,754 $902,927
Best Estimate
$782,552
WCAD Value
$502,573
High Confidence

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

Based on 5 comparable properties in R292598D - Stone Canyon - Weekley & Newmark, this home's estimated market value is between $524,754 and $902,927. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

18225 WHITEWATER CV, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 2 bath 2,801 sqft Built 1998
Raw Value $632,043
Adjusted Value $524,754

Adjusted -$105,098 for 315 sqft less living space and -$2,191 for being older. Net adjustment: -$107,289.

18212 WHITEWATER CV, ROUND ROCK, TX 78681
0.05 mi 100% similar Same subdivision
4 bed 2 bath 2,206 sqft Built 1996
Raw Value $686,856
Adjusted Value $780,277

Adjusted +$93,421 for 280 sqft more living space. Net adjustment: +$93,421.

18217 WHITEWATER CV, ROUND ROCK, TX 78681
0.04 mi 100% similar Same subdivision
4 bed 2 bath 1,593 sqft Built 1996
Raw Value $604,982
Adjusted Value $902,927

Adjusted +$297,945 for 893 sqft more living space. Net adjustment: +$297,945.

18213 WHITEWATER CV, ROUND ROCK, TX 78681
0.06 mi 100% similar Same subdivision
4 bed 2 bath 1,840 sqft Built 1996
Raw Value $567,017
Adjusted Value $782,552

Adjusted +$215,535 for 646 sqft more living space. Net adjustment: +$215,535.

18208 WHITEWATER CV, ROUND ROCK, TX 78681
0.06 mi 100% similar Same subdivision
4 bed 2 bath 1,562 sqft Built 1996
Raw Value $566,628
Adjusted Value $874,916

Adjusted +$308,288 for 924 sqft more living space. Net adjustment: +$308,288.

The Neighborhood

This home is valued 3.9% below the R292598D - Stone Canyon - Weekley & Newmark median of $523,036. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 5.2% over the past year.

R292598D - Stone Canyon - Weekley & Newmark

typical
952 Properties
$523,036 Median Value
-5.2% YoY Change
1% Have Pool
99% Have Garage
This Home
$502,573
Median
$523,036

This home is -3.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,580 across all districts. With a homestead exemption claimed, that drops to $7,237 — saving $1,343 per year. That's $603 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%$4,488
Williamson CountyCounty0.3694%$1,857
Fern Bluff MUDMUD0.1800%$905
Austin Community Collegespecial0.1034%$520
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$503
Williamson County FM/RdCounty0.0443%$223
Upper Brushy Creek WCIDWater0.0170%$85
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$8,580

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $782,552 would pay approximately $4,885 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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