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800 WINDSOR RD, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,525 sqftBuilt 1978

Property at a Glance

This home is estimated between $297,458 and $400,966, with a best estimate of $329,562. 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

$297,458 $400,966
Best Estimate
$329,562
WCAD Value
$291,630
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in R604482H - KENSINGTON / WINDY TERRACE 1985 AND OLDER. The estimated range of $297,458 and $400,966 should be treated as a rough guide.

Comparable Properties (5)

800 DOVER LN, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,186 sqft Built 1986
Raw Value $329,170
Adjusted Value $400,966

Adjusted +$71,221 for 339 sqft more living space and +$575 for being newer. Net adjustment: +$71,796.

3 bed 2 bath 1,592 sqft Built 1977
Raw Value $381,943
Adjusted Value $367,795

Adjusted -$14,076 for 67 sqft less living space and -$72 for being older. Net adjustment: -$14,148.

3 bed 2 bath 1,594 sqft Built 1977
Raw Value $344,130
Adjusted Value $329,562

Adjusted -$14,496 for 69 sqft less living space and -$72 for being older. Net adjustment: -$14,568.

3 bed 2 bath 1,567 sqft Built 1978
Raw Value $332,201
Adjusted Value $323,377

Adjusted -$8,824 for 42 sqft less living space. Net adjustment: -$8,824.

3 bed 2 bath 1,590 sqft Built 1985
Raw Value $310,611
Adjusted Value $297,458

Adjusted -$13,656 for 65 sqft less living space and +$503 for being newer. Net adjustment: -$13,153.

The Neighborhood

This home is valued 6.6% 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
$291,630
Median
$312,111

This home is -6.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,247 across all districts. With a homestead exemption claimed, that drops to $3,943 — saving $1,304 per year. That's $329 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%$2,605
Round RockCity0.3720%$1,085
Williamson CountyCounty0.3694%$1,077
Austin Community Collegespecial0.1034%$302
Williamson County FM/RdCounty0.0443%$129
Upper Brushy Creek WCIDWater0.0170%$50
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,247

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $329,562 would pay approximately $2,057 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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