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409 PARKHILL CV, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

4 bed4 bath872 sqftBuilt 1984

Property at a Glance

This home is estimated between $113,172 and $372,065, with a best estimate of $144,464. That places the property below the R450X - Round Rock East - Duplex median of $355,449, in a neighborhood that declined 8.7% over the past year.

Estimated Value Range

$113,172 $372,065
Best Estimate
$144,464
WCAD Value
$375,509
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 $113,172 and $372,065. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

413 PARKHILL CV, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
5 bed 4 bath 1,001 sqft Built 1984
Raw Value $397,131
Adjusted Value $372,065

Adjusted -$25,066 for 129 sqft less living space. Net adjustment: -$25,066.

403 PARKHILL CV, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
5 bed 4 bath 1,001 sqft Built 1984
Raw Value $397,131
Adjusted Value $372,065

Adjusted -$25,066 for 129 sqft less living space. Net adjustment: -$25,066.

405 PARKHILL CV, ROUND ROCK, TX 78664
0.00 mi 93% similar Same subdivision
4 bed 4 bath 2,276 sqft Built 1984
Raw Value $385,987
Adjusted Value $113,172

Adjusted -$272,815 for 1,404 sqft less living space. Net adjustment: -$272,815.

414 PARKHILL CV, ROUND ROCK, TX 78664
0.00 mi 92% similar Same subdivision
3 bed 4 bath 1,982 sqft Built 1984
Raw Value $360,151
Adjusted Value $144,464

Adjusted -$215,687 for 1,110 sqft less living space. Net adjustment: -$215,687.

417 PARKHILL CV, ROUND ROCK, TX 78664
0.00 mi 92% similar Same subdivision
3 bed 4 bath 1,982 sqft Built 1984
Raw Value $359,731
Adjusted Value $144,044

Adjusted -$215,687 for 1,110 sqft less living space. Net adjustment: -$215,687.

The Neighborhood

This home is valued 5.6% 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

typical
836 Properties
$355,449 Median Value
-8.7% YoY Change
0% Have Pool
84% Have Garage
This Home
$375,509
Median
$355,449

This home is +5.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,756 across all districts. With a homestead exemption claimed, that drops to $5,437 — saving $1,319 per year. That's $453 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%$3,354
Round RockCity0.3720%$1,397
Williamson CountyCounty0.3694%$1,387
Austin Community Collegespecial0.1034%$388
Williamson County FM/RdCounty0.0443%$166
Upper Brushy Creek WCIDWater0.0170%$64
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,756

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $144,464 would pay approximately $902 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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