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305/307 HIGHLAND ESTATES DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath2,212 sqftBuilt 1984

Property at a Glance

This home is estimated between $436,042 and $538,430, with a best estimate of $479,707. That places the property above the R450X - Round Rock East - Duplex median of $355,449, in a neighborhood that declined 8.7% over the past year.

Estimated Value Range

$436,042 $538,430
Best Estimate
$479,707
WCAD Value
$440,252
High Confidence

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

Based on 5 comparable properties in R450X - Round Rock East - Duplex, this home's estimated market value is between $436,042 and $538,430. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

304/306 HIGHLAND ESTATES DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,782 sqft Built 1984
Raw Value $381,501
Adjusted Value $506,842

Adjusted +$83,554 for 430 sqft more living space and +$41,787 for having a garage. Net adjustment: +$125,341.

316 HIGHLAND ESTATES DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,212 sqft Built 1984
Raw Value $479,707
Adjusted Value $479,707

This comparable closely matches the subject property's features.

313/315 HIGHLAND ESTATES DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,212 sqft Built 1984
Raw Value $469,354
Adjusted Value $469,354

This comparable closely matches the subject property's features.

312/314 HIGHLAND ESTATES DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,600 sqft Built 1984
Raw Value $419,511
Adjusted Value $538,430

Adjusted +$118,919 for 612 sqft more living space. Net adjustment: +$118,919.

301/303 HIGHLAND ESTATES DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,212 sqft Built 1984
Raw Value $436,042
Adjusted Value $436,042

This comparable closely matches the subject property's features.

The Neighborhood

This home is valued 23.9% above the R450X - Round Rock East - Duplex median of $355,449. With 836 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 8.7% over the past year.

R450X - Round Rock East - Duplex

above average
836 Properties
$355,449 Median Value
-8.7% YoY Change
0% Have Pool
84% Have Garage
This Home
$440,252
Median
$355,449

This home is +23.9% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,723 across all districts. With a homestead exemption claimed, that drops to $5,392 — saving $1,331 per year. That's $449 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%$3,932
Williamson CountyCounty0.3694%$1,626
Austin Community Collegespecial0.1034%$455
Williamson County ESD #9 - Round RockESD0.0999%$440
Williamson County FM/RdCounty0.0443%$195
Upper Brushy Creek WCIDWater0.0170%$75
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$6,723

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $479,707 would pay approximately $2,994 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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