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2135 HILTON HEAD DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

4 bed3 bath2,425 sqftBuilt 1999

Property at a Glance

This home is estimated between $777,335 and $1,036,956, with a best estimate of $856,927. That places the property below the R549699C - Forest Creek Sec 14,20,21,26-30,33,34 median of $910,927, in a neighborhood that declined 3.1% over the past year.

Estimated Value Range

$777,335 $1,036,956
Best Estimate
$856,927
WCAD Value
$841,029
High Confidence

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

Based on 5 comparable properties in R549699C - Forest Creek Sec 14,20,21,26-30,33,34, this home's estimated market value is between $777,335 and $1,036,956. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2129 HILTON HEAD DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,747 sqft Built 1999
Raw Value $1,006,768
Adjusted Value $894,116

Adjusted -$112,652 for 322 sqft less living space. Net adjustment: -$112,652.

2136 HILTON HEAD DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,311 sqft Built 1999
Raw Value $997,073
Adjusted Value $1,036,956

Adjusted +$39,883 for 114 sqft more living space. Net adjustment: +$39,883.

2150 HILTON HEAD DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,454 sqft Built 2000
Raw Value $786,019
Adjusted Value $777,335

Adjusted -$10,146 for 29 sqft less living space and +$1,462 for being newer. Net adjustment: -$8,684.

2148 HILTON HEAD DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,349 sqft Built 1999
Raw Value $809,750
Adjusted Value $836,339

Adjusted +$26,589 for 76 sqft more living space. Net adjustment: +$26,589.

2130 HILTON HEAD DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,983 sqft Built 2003
Raw Value $696,443
Adjusted Value $856,927

Adjusted +$154,634 for 442 sqft more living space and +$5,850 for being newer. Net adjustment: +$160,484.

The Neighborhood

This home is valued 7.7% below the R549699C - Forest Creek Sec 14,20,21,26-30,33,34 median of $910,927. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 3.1% over the past year.

R549699C - Forest Creek Sec 14,20,21,26-30,33,34

typical
271 Properties
$910,927 Median Value
-3.1% YoY Change
1% Have Pool
99% Have Garage
This Home
$841,029
Median
$910,927

This home is -7.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $15,132 across all districts. With a homestead exemption claimed, that drops to $13,727 — saving $1,405 per year. That's $1,144 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%$7,511
Round RockCity0.3720%$3,129
Williamson CountyCounty0.3694%$3,107
Austin Community Collegespecial0.1034%$870
Williamson County FM/RdCounty0.0443%$373
Upper Brushy Creek WCIDWater0.0170%$143
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$15,132

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $856,927 would pay approximately $5,349 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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