Beta Williamson County, TX only — data and coverage are limited during early access.

3032 LAS COLINAS WAY, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

5 bed4 bath3,330 sqftBuilt 2004

Property at a Glance

This home is estimated between $805,831 and $1,243,460, with a best estimate of $954,038. That places the property above the R140601C - Hidden Glen median of $813,527, in a neighborhood that declined 1.5% over the past year.

Estimated Value Range

$805,831 $1,243,460
Best Estimate
$954,038
WCAD Value
$1,247,468
High Confidence

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

Based on 5 comparable properties in R140601C - Hidden Glen, this home's estimated market value is between $805,831 and $1,243,460. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3120 LAS COLINAS WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 3,009 sqft Built 2004
Raw Value $774,691
Adjusted Value $886,158

Adjusted +$111,467 for 321 sqft more living space. Net adjustment: +$111,467.

3000 LAS COLINAS WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,976 sqft Built 2005
Raw Value $690,968
Adjusted Value $805,831

Adjusted +$122,927 for 354 sqft more living space and -$8,064 for being older. Net adjustment: +$114,863.

3112 LAS COLINAS WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,644 sqft Built 2004
Raw Value $715,824
Adjusted Value $954,038

Adjusted +$238,214 for 686 sqft more living space. Net adjustment: +$238,214.

3024 LAS COLINAS WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,763 sqft Built 2004
Raw Value $1,046,569
Adjusted Value $1,243,460

Adjusted +$196,891 for 567 sqft more living space. Net adjustment: +$196,891.

3116 LAS COLINAS WAY, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
5 bed 4 bath 2,496 sqft Built 2004
Raw Value $912,257
Adjusted Value $1,201,864

Adjusted +$289,607 for 834 sqft more living space. Net adjustment: +$289,607.

The Neighborhood

This home is valued 53.3% above the R140601C - Hidden Glen median of $813,527. With 345 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 1.5% over the past year.

R140601C - Hidden Glen

outlier high
345 Properties
$813,527 Median Value
-1.5% YoY Change
0% Have Pool
99% Have Garage
This Home
$1,247,468
Median
$813,527

This home is +53.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $17,464 across all districts. With a homestead exemption claimed, that drops to $16,035 — saving $1,429 per year. That's $1,336 per month a buyer should budget. The assessed value increased +41.4% vs the subdivision average of -1.5%. This above-average increase gives a protest opportunity score of 100 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$8,669
Round RockCity0.3720%$3,611
Williamson CountyCounty0.3694%$3,586
Austin Community Collegespecial0.1034%$1,004
Williamson County FM/RdCounty0.0443%$430
Upper Brushy Creek WCIDWater0.0170%$165
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$17,464
100 / 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 $954,038 would pay approximately $5,955 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.

View full property details