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3742 ROYAL PORT RUSH DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

4 bed2 bath1,863 sqftBuilt 1997

Property at a Glance

This home is estimated between $316,793 and $684,263, with a best estimate of $406,160. That places the property below the R541693C - FOREST CREEK median of $613,809, in a neighborhood that declined 1.5% over the past year.

Estimated Value Range

$316,793 $684,263
Best Estimate
$406,160
WCAD Value
$652,040
High Confidence

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

Based on 5 comparable properties in R541693C - FOREST CREEK, this home's estimated market value is between $316,793 and $684,263. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3700 ROYAL PORT RUSH DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,503 sqft Built 1993
Raw Value $523,714
Adjusted Value $360,460

Adjusted -$206,504 for 640 sqft less living space and +$43,250 for being newer. Net adjustment: -$163,254.

3760 ROYAL PORT RUSH DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,627 sqft Built 1995
Raw Value $541,682
Adjusted Value $316,793

Adjusted -$246,514 for 764 sqft less living space and +$21,625 for being newer. Net adjustment: -$224,889.

3720 ROYAL PORT RUSH DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,797 sqft Built 1993
Raw Value $568,464
Adjusted Value $633,010

Adjusted +$21,296 for 66 sqft more living space and +$43,250 for being newer. Net adjustment: +$64,546.

3749 ROYAL PORT RUSH DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,932 sqft Built 1996
Raw Value $695,715
Adjusted Value $684,263

Adjusted -$22,264 for 69 sqft less living space and +$10,812 for being newer. Net adjustment: -$11,452.

3738 ROYAL PORT RUSH DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,105 sqft Built 1996
Raw Value $473,432
Adjusted Value $406,160

Adjusted -$78,084 for 242 sqft less living space and +$10,812 for being newer. Net adjustment: -$67,272.

The Neighborhood

This home is valued 6.2% above the R541693C - FOREST CREEK median of $613,809. With 201 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 1.5% over the past year.

R541693C - FOREST CREEK

typical
201 Properties
$613,809 Median Value
-1.5% YoY Change
2% Have Pool
100% Have Garage
This Home
$652,040
Median
$613,809

This home is +6.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,732 across all districts. With a homestead exemption claimed, that drops to $10,361 — saving $1,371 per year. That's $863 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%$5,823
Round RockCity0.3720%$2,426
Williamson CountyCounty0.3694%$2,409
Austin Community Collegespecial0.1034%$674
Williamson County FM/RdCounty0.0443%$289
Upper Brushy Creek WCIDWater0.0170%$111
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$11,732

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $406,160 would pay approximately $2,535 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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