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430 VALONA LOOP, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,725 sqftBuilt 2005

Property at a Glance

This home is estimated between $328,238 and $582,403, with a best estimate of $504,992. That places the property above the R212505E - BRUSHY CREEK SEC 4 & 5 median of $455,574, in a neighborhood that appreciated 1.7% over the past year.

Estimated Value Range

$328,238 $582,403
Best Estimate
$504,992
WCAD Value
$542,673
High Confidence

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

Based on 5 comparable properties in R212505E - BRUSHY CREEK SEC 4 & 5, this home's estimated market value is between $328,238 and $582,403. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

222 VALONA LOOP, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,512 sqft Built 2007
Raw Value $374,170
Adjusted Value $403,957

Adjusted +$54,903 for 213 sqft more living space and -$25,116 for being older. Net adjustment: +$29,787.

426 VALONA LOOP, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,446 sqft Built 2006
Raw Value $523,045
Adjusted Value $582,403

Adjusted +$71,916 for 279 sqft more living space and -$12,558 for being older. Net adjustment: +$59,358.

425 VALONA LOOP, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,384 sqft Built 2006
Raw Value $494,563
Adjusted Value $569,902

Adjusted +$87,897 for 341 sqft more living space and -$12,558 for being older. Net adjustment: +$75,339.

423 VALONA LOOP, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,790 sqft Built 2006
Raw Value $534,305
Adjusted Value $504,992

Adjusted -$16,755 for 65 sqft less living space and -$12,558 for being older. Net adjustment: -$29,313.

428 VALONA LOOP, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,129 sqft Built 2005
Raw Value $432,374
Adjusted Value $328,238

Adjusted -$104,136 for 404 sqft less living space. Net adjustment: -$104,136.

The Neighborhood

This home is valued 19.1% above the R212505E - BRUSHY CREEK SEC 4 & 5 median of $455,574. With 154 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 1.7% over the past year.

R212505E - BRUSHY CREEK SEC 4 & 5

above average
154 Properties
$455,574 Median Value
+1.7% YoY Change
0% Have Pool
100% Have Garage
This Home
$542,673
Median
$455,574

This home is +19.1% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,387 across all districts. With a homestead exemption claimed, that drops to $9,037 — saving $1,350 per year. That's $753 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%$4,847
Brushy Creek MUDMUD0.3868%$2,099
Williamson CountyCounty0.3694%$2,005
Austin Community Collegespecial0.1034%$561
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$543
Williamson County FM/RdCounty0.0443%$241
Upper Brushy Creek WCIDWater0.0170%$92
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$10,387

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $504,992 would pay approximately $3,152 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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