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18208 WHITEWATER CV, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,562 sqftBuilt 1996

Property at a Glance

This home is estimated between $163,873 and $664,240, with a best estimate of $474,264. That places the property below the R292598D - Stone Canyon - Weekley & Newmark median of $523,036, in a neighborhood that declined 5.2% over the past year.

Estimated Value Range

$163,873 $664,240
Best Estimate
$474,264
WCAD Value
$566,628
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 $163,873 and $664,240. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

18204 WHITEWATER CV, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,351 sqft Built 1997
Raw Value $594,936
Adjusted Value $664,240

Adjusted +$70,399 for 211 sqft more living space and -$1,095 for being older. Net adjustment: +$69,304.

18212 WHITEWATER CV, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 2,206 sqft Built 1996
Raw Value $686,856
Adjusted Value $471,989

Adjusted -$214,867 for 644 sqft less living space. Net adjustment: -$214,867.

18213 WHITEWATER CV, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,840 sqft Built 1996
Raw Value $567,017
Adjusted Value $474,264

Adjusted -$92,753 for 278 sqft less living space. Net adjustment: -$92,753.

18209 WHITEWATER CV, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 2 bath 2,521 sqft Built 1996
Raw Value $483,839
Adjusted Value $163,873

Adjusted -$319,966 for 959 sqft less living space. Net adjustment: -$319,966.

18205 WHITEWATER CV, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,720 sqft Built 1997
Raw Value $679,833
Adjusted Value $626,022

Adjusted -$52,716 for 158 sqft less living space and -$1,095 for being older. Net adjustment: -$53,811.

The Neighborhood

This home is valued 8.3% above the R292598D - Stone Canyon - Weekley & Newmark median of $523,036. With 952 homes in the subdivision, the property sits in the upper tier. 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
$566,628
Median
$523,036

This home is +8.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,674 across all districts. With a homestead exemption claimed, that drops to $8,319 — saving $1,355 per year. That's $693 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%$5,061
Williamson CountyCounty0.3694%$2,093
Fern Bluff MUDMUD0.1800%$1,020
Austin Community Collegespecial0.1034%$586
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$567
Williamson County FM/RdCounty0.0443%$251
Upper Brushy Creek WCIDWater0.0170%$96
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$9,674

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $474,264 would pay approximately $2,960 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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