Beta Williamson County, TX only — data and coverage are limited during early access.

809 RUSK RD, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed2 bath1,947 sqftBuilt 2004

Property at a Glance

This home is estimated between $369,723 and $645,964, with a best estimate of $477,173. That places the property above the R530506E - SONOMA ALL SECTIONS median of $451,534, in a neighborhood that declined 7.0% over the past year.

Estimated Value Range

$369,723 $645,964
Best Estimate
$477,173
WCAD Value
$399,102
High Confidence

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

Based on 5 comparable properties in R530506E - SONOMA ALL SECTIONS, this home's estimated market value is between $369,723 and $645,964. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

683 RUSK RD, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,325 sqft Built 2005
Raw Value $481,130
Adjusted Value $642,382

Adjusted +$166,684 for 622 sqft more living space and -$5,432 for being older. Net adjustment: +$161,252.

828 RUSK RD, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,478 sqft Built 2003
Raw Value $346,058
Adjusted Value $477,173

Adjusted +$125,683 for 469 sqft more living space and +$5,432 for being newer. Net adjustment: +$131,115.

841 RUSK RD, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,508 sqft Built 2005
Raw Value $533,752
Adjusted Value $645,964

Adjusted +$117,644 for 439 sqft more living space and -$5,432 for being older. Net adjustment: +$112,212.

904 RUSK RD, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,904 sqft Built 2004
Raw Value $376,897
Adjusted Value $369,723

Adjusted +$11,523 for 43 sqft more living space and -$18,697 for no pool. Net adjustment: -$7,174.

741 RUSK RD, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,890 sqft Built 2003
Raw Value $370,228
Adjusted Value $390,935

Adjusted +$15,275 for 57 sqft more living space and +$5,432 for being newer. Net adjustment: +$20,707.

The Neighborhood

This home is valued 11.6% below the R530506E - SONOMA ALL SECTIONS median of $451,534. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 7.0% over the past year.

R530506E - SONOMA ALL SECTIONS

typical
1,029 Properties
$451,534 Median Value
-7.0% YoY Change
2% Have Pool
100% Have Garage
This Home
$399,102
Median
$451,534

This home is -11.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,181 across all districts. With a homestead exemption claimed, that drops to $5,857 — saving $1,324 per year. That's $488 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%$3,564
Round RockCity0.3720%$1,485
Williamson CountyCounty0.3694%$1,474
Austin Community Collegespecial0.1034%$413
Williamson County FM/RdCounty0.0443%$177
Upper Brushy Creek WCIDWater0.0170%$68
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,181

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $477,173 would pay approximately $2,978 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.

View full property details