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604 WESTMINSTER PL, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,503 sqftBuilt 1983

Property at a Glance

This home is estimated between $278,272 and $352,616, with a best estimate of $333,504. That places the property above the R604482H - KENSINGTON / WINDY TERRACE 1985 AND OLDER median of $312,111, in a neighborhood that declined 9.7% over the past year.

Estimated Value Range

$278,272 $352,616
Best Estimate
$333,504
WCAD Value
$284,710
High Confidence

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

Based on 5 comparable properties in R604482H - KENSINGTON / WINDY TERRACE 1985 AND OLDER, this home's estimated market value is between $278,272 and $352,616. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

706 WESTMINSTER PL, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,324 sqft Built 1982
Raw Value $315,082
Adjusted Value $352,616

Adjusted +$37,606 for 179 sqft more living space and -$72 for being older. Net adjustment: +$37,534.

605 GREENWICH PL, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,370 sqft Built 1982
Raw Value $323,082
Adjusted Value $350,952

Adjusted +$27,942 for 133 sqft more living space and -$72 for being older. Net adjustment: +$27,870.

606 WESTMINSTER PL, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,407 sqft Built 1983
Raw Value $313,335
Adjusted Value $333,504

Adjusted +$20,169 for 96 sqft more living space. Net adjustment: +$20,169.

500 GREENWICH PL, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,524 sqft Built 1981
Raw Value $282,828
Adjusted Value $278,272

Adjusted -$4,412 for 21 sqft less living space and -$144 for being older. Net adjustment: -$4,556.

701 GREENWICH PL, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,310 sqft Built 1983
Raw Value $266,838
Adjusted Value $307,386

Adjusted +$40,548 for 193 sqft more living space. Net adjustment: +$40,548.

The Neighborhood

This home is valued 8.8% below the R604482H - KENSINGTON / WINDY TERRACE 1985 AND OLDER median of $312,111. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 9.7% over the past year.

R604482H - KENSINGTON / WINDY TERRACE 1985 AND OLDER

typical
459 Properties
$312,111 Median Value
-9.7% YoY Change
2% Have Pool
94% Have Garage
This Home
$284,710
Median
$312,111

This home is -8.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,123 across all districts. With a homestead exemption claimed, that drops to $3,820 — saving $1,303 per year. That's $318 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%$2,543
Round RockCity0.3720%$1,059
Williamson CountyCounty0.3694%$1,052
Austin Community Collegespecial0.1034%$294
Williamson County FM/RdCounty0.0443%$126
Upper Brushy Creek WCIDWater0.0170%$48
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,123

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $333,504 would pay approximately $2,082 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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