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603 HILL CV, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath910 sqftBuilt 1979

Property at a Glance

This home is estimated between $148,434 and $284,945, with a best estimate of $177,579. That places the property below the R210480H - Brushy Creek median of $296,542, in a neighborhood that declined 14.6% over the past year.

Estimated Value Range

$148,434 $284,945
Best Estimate
$177,579
WCAD Value
$346,858
High Confidence

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

Based on 5 comparable properties in R210480H - Brushy Creek, this home's estimated market value is between $148,434 and $284,945. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

907 SPRING TREE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,384 sqft Built 1979
Raw Value $283,290
Adjusted Value $177,579

Adjusted -$105,711 for 474 sqft less living space. Net adjustment: -$105,711.

4009 STONEY HILL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,322 sqft Built 1979
Raw Value $266,811
Adjusted Value $174,927

Adjusted -$91,884 for 412 sqft less living space. Net adjustment: -$91,884.

1001 SPRING TREE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,200 sqft Built 1980
Raw Value $351,228
Adjusted Value $284,945

Adjusted -$64,676 for 290 sqft less living space and -$1,607 for being older. Net adjustment: -$66,283.

805 SPRING TREE, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,503 sqft Built 1978
Raw Value $279,078
Adjusted Value $148,434

Adjusted -$132,251 for 593 sqft less living space and +$1,607 for being newer. Net adjustment: -$130,644.

3917 STONEY HILL, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,428 sqft Built 1979
Raw Value $305,948
Adjusted Value $190,424

Adjusted -$115,524 for 518 sqft less living space. Net adjustment: -$115,524.

The Neighborhood

This home is valued 17.0% above the R210480H - Brushy Creek median of $296,542. With 871 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 14.6% over the past year.

R210480H - Brushy Creek

above average
871 Properties
$296,542 Median Value
-14.6% YoY Change
2% Have Pool
94% Have Garage
This Home
$346,858
Median
$296,542

This home is +17.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,639 across all districts. With a homestead exemption claimed, that drops to $5,325 — saving $1,314 per year. That's $444 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%$3,098
Brushy Creek MUDMUD0.3868%$1,342
Williamson CountyCounty0.3694%$1,281
Austin Community Collegespecial0.1034%$359
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$347
Williamson County FM/RdCounty0.0443%$154
Upper Brushy Creek WCIDWater0.0170%$59
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$6,639

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $177,579 would pay approximately $1,108 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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