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1506 ROCK CREEK DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,242 sqftBuilt 1979

Property at a Glance

This home is estimated between $492,746 and $572,828, with a best estimate of $539,326. That places the property above the R310479G - Cimarron - All Sections median of $423,440, in a neighborhood that declined 3.4% over the past year.

Estimated Value Range

$492,746 $572,828
Best Estimate
$539,326
WCAD Value
$594,861
Medium Confidence

Based on 5 comparable properties(3 in the same subdivision)

Based on 5 comparable properties (3 in the same subdivision, 2 nearby), the estimated range is $492,746 and $572,828. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

1506 WOODGREEN DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,626 sqft Built 1977
Raw Value $398,588
Adjusted Value $561,965

Adjusted +$160,303 for 616 sqft more living space and +$3,074 for being newer. Net adjustment: +$163,377.

2611 QUANAH DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,550 sqft Built 1984
Raw Value $366,931
Adjusted Value $539,326

Adjusted +$180,081 for 692 sqft more living space and -$7,686 for being older. Net adjustment: +$172,395.

3 bed 2 bath 2,044 sqft Built 1981
Raw Value $455,252
Adjusted Value $503,704

Adjusted +$51,526 for 198 sqft more living space and -$3,074 for being older. Net adjustment: +$48,452.

1712 LIGHTFOOT DR, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,877 sqft Built 1984
Raw Value $405,447
Adjusted Value $492,746

Adjusted +$94,985 for 365 sqft more living space and -$7,686 for being older. Net adjustment: +$87,299.

3 bed 2 bath 1,971 sqft Built 1975
Raw Value $496,156
Adjusted Value $572,828

Adjusted +$70,523 for 271 sqft more living space and +$6,149 for being newer. Net adjustment: +$76,672.

The Neighborhood

This home is valued 40.5% above the R310479G - Cimarron - All Sections median of $423,440. With 503 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 3.4% over the past year.

R310479G - Cimarron - All Sections

above average
503 Properties
$423,440 Median Value
-3.4% YoY Change
4% Have Pool
97% Have Garage
This Home
$594,861
Median
$423,440

This home is +40.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,320 across all districts. With a homestead exemption claimed, that drops to $8,964 — saving $1,356 per year. That's $747 per month a buyer should budget. The assessed value increased +14.1% vs the subdivision average of -3.4%. This above-average increase gives a protest opportunity score of 80 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$5,122
Round RockCity0.3720%$2,134
Williamson CountyCounty0.3694%$2,119
Austin Community Collegespecial0.1034%$593
Williamson County FM/RdCounty0.0443%$254
Upper Brushy Creek WCIDWater0.0170%$98
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$10,320
80 / 100

There may be a strong case to protest this appraisal.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $539,326 would pay approximately $3,366 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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