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2405 SPARROW DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,264 sqftBuilt 1989

Property at a Glance

This home is estimated between $473,123 and $796,389, with a best estimate of $524,909. That places the property above the R280589F - Oakcreek Sec 1,2, and (AMD's) median of $502,867, in a neighborhood that declined 8.9% over the past year.

Estimated Value Range

$473,123 $796,389
Best Estimate
$524,909
WCAD Value
$473,639
High Confidence

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

Based on 5 comparable properties in R280589F - Oakcreek Sec 1,2, and (AMD's), this home's estimated market value is between $473,123 and $796,389. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2409 SPARROW DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,348 sqft Built 1990
Raw Value $493,054
Adjusted Value $796,389

Adjusted +$305,444 for 916 sqft more living space and -$2,109 for being older. Net adjustment: +$303,335.

2403 SPARROW DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,844 sqft Built 1992
Raw Value $391,184
Adjusted Value $524,909

Adjusted +$140,051 for 420 sqft more living space and -$6,326 for being older. Net adjustment: +$133,725.

2414 SPARROW DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,067 sqft Built 1989
Raw Value $422,314
Adjusted Value $488,005

Adjusted +$65,691 for 197 sqft more living space. Net adjustment: +$65,691.

2418 SPARROW DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,840 sqft Built 1990
Raw Value $428,441
Adjusted Value $567,717

Adjusted +$141,385 for 424 sqft more living space and -$2,109 for being older. Net adjustment: +$139,276.

2416 SPARROW DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,130 sqft Built 1994
Raw Value $438,983
Adjusted Value $473,123

Adjusted +$44,683 for 134 sqft more living space and -$10,543 for being older. Net adjustment: +$34,140.

The Neighborhood

This home is valued 5.8% below the R280589F - Oakcreek Sec 1,2, and (AMD's) median of $502,867. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 8.9% over the past year.

R280589F - Oakcreek Sec 1,2, and (AMD's)

typical
787 Properties
$502,867 Median Value
-8.9% YoY Change
2% Have Pool
99% Have Garage
This Home
$473,639
Median
$502,867

This home is -5.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,522 across all districts. With a homestead exemption claimed, that drops to $7,184 — saving $1,338 per year. That's $599 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%$4,230
Round RockCity0.3720%$1,762
Williamson CountyCounty0.3694%$1,750
Austin Community Collegespecial0.1034%$490
Williamson County FM/RdCounty0.0443%$210
Upper Brushy Creek WCIDWater0.0170%$81
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$8,522

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $524,909 would pay approximately $3,276 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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