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501 WINDSOR RD, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

4 bed2 bath1,361 sqftBuilt 1979

Property at a Glance

This home is estimated between $235,072 and $269,254, with a best estimate of $261,924. That places the property below 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

$235,072 $269,254
Best Estimate
$261,924
WCAD Value
$404,247
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 $235,072 and $269,254. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

703 WINDSOR RD, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,668 sqft Built 1978
Raw Value $333,824
Adjusted Value $269,254

Adjusted -$64,498 for 307 sqft less living space and -$72 for being older. Net adjustment: -$64,570.

801 WINDSOR RD, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,488 sqft Built 1978
Raw Value $280,394
Adjusted Value $253,640

Adjusted -$26,682 for 127 sqft less living space and -$72 for being older. Net adjustment: -$26,754.

507 WINDSOR RD, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,521 sqft Built 1977
Raw Value $297,637
Adjusted Value $263,878

Adjusted -$33,615 for 160 sqft less living space and -$144 for being older. Net adjustment: -$33,759.

701 WINDSOR RD, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,570 sqft Built 1978
Raw Value $279,053
Adjusted Value $235,072

Adjusted -$43,909 for 209 sqft less living space and -$72 for being older. Net adjustment: -$43,981.

706 WINDSOR RD, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,683 sqft Built 1978
Raw Value $329,645
Adjusted Value $261,924

Adjusted -$67,649 for 322 sqft less living space and -$72 for being older. Net adjustment: -$67,721.

The Neighborhood

This home is valued 29.5% above the R604482H - KENSINGTON / WINDY TERRACE 1985 AND OLDER median of $312,111. With 459 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 9.7% over the past year.

R604482H - KENSINGTON / WINDY TERRACE 1985 AND OLDER

above average
459 Properties
$312,111 Median Value
-9.7% YoY Change
2% Have Pool
94% Have Garage
This Home
$404,247
Median
$312,111

This home is +29.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,274 across all districts. With a homestead exemption claimed, that drops to $5,949 — saving $1,325 per year. That's $496 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%$3,610
Round RockCity0.3720%$1,504
Williamson CountyCounty0.3694%$1,493
Austin Community Collegespecial0.1034%$418
Williamson County FM/RdCounty0.0443%$179
Upper Brushy Creek WCIDWater0.0170%$69
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,274

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $261,924 would pay approximately $1,635 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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