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4330 ROCK HILL RD, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath1,428 sqftBuilt 2000

Property at a Glance

This home is estimated between $282,929 and $645,858, with a best estimate of $608,268. That places the property above the L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C median of $449,628, in a neighborhood that declined 2.9% over the past year.

Estimated Value Range

$282,929 $645,858
Best Estimate
$608,268
WCAD Value
$587,832
Low Confidence

Based on 5 comparable properties(2 in the same subdivision)

There are 5 comparable properties within range, but few are in L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C. The estimated range of $282,929 and $645,858 should be treated as a rough guide.

Comparable Properties (5)

4319 ROCK HILL RD, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,614 sqft Built 2001
Raw Value $664,189
Adjusted Value $608,268

Adjusted -$52,369 for 186 sqft less living space and -$3,552 for being older. Net adjustment: -$55,921.

4336 ROCK HILL RD, ROUND ROCK, TX 78681
0.00 mi 97% similar Same subdivision
3 bed 2 bath 1,908 sqft Built 2000
Raw Value $422,264
Adjusted Value $287,117

Adjusted -$135,147 for 480 sqft less living space. Net adjustment: -$135,147.

4 bed 2 bath 1,392 sqft Built 1993
Raw Value $606,407
Adjusted Value $641,410

Adjusted +$10,136 for 36 sqft more living space and +$24,867 for being newer. Net adjustment: +$35,003.

4 bed 2 bath 1,473 sqft Built 1992
Raw Value $630,109
Adjusted Value $645,858

Adjusted -$12,670 for 45 sqft less living space and +$28,419 for being newer. Net adjustment: +$15,749.

4 bed 2 bath 1,680 sqft Built 2002
Raw Value $360,986
Adjusted Value $282,929

Adjusted -$70,952 for 252 sqft less living space and -$7,105 for being older. Net adjustment: -$78,057.

The Neighborhood

This home is valued 30.7% above the L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C median of $449,628. With 904 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 2.9% over the past year.

L494500D - Vista Oaks Sec 5B Ph 2 & SEC 5C

above average
904 Properties
$449,628 Median Value
-2.9% YoY Change
1% Have Pool
99% Have Garage
This Home
$587,832
Median
$449,628

This home is +30.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,293 across all districts. With a homestead exemption claimed, that drops to $9,664 — saving $1,629 per year. That's $805 per month a buyer should budget. The assessed value increased +7.5% vs the subdivision average of -2.9%. This above-average increase gives a protest opportunity score of 65 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Leander ISDSchool1.0869%$6,347
Williamson CountyCounty0.3694%$2,157
Vista Oaks MUDMUD0.2131%$1,244
Austin Community Collegespecial0.1034%$604
Williamson County ESD #9 - Round RockESD0.0999%$583
Williamson County FM/RdCounty0.0443%$259
Upper Brushy Creek WCIDWater0.0170%$99
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9341%$11,293
65 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $608,268 would pay approximately $3,797 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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