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

671 RUSK RD, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,918 sqftBuilt 2006

Property at a Glance

This home is estimated between $372,816 and $649,056, with a best estimate of $480,266. 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

$372,816 $649,056
Best Estimate
$480,266
WCAD Value
$382,806
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 $372,816 and $649,056. 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 $645,475

Adjusted +$158,913 for 593 sqft more living space and +$5,432 for being newer. Net adjustment: +$164,345.

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 $480,266

Adjusted +$117,912 for 440 sqft more living space and +$16,296 for being newer. Net adjustment: +$134,208.

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 $649,056

Adjusted +$109,872 for 410 sqft more living space and +$5,432 for being newer. Net adjustment: +$115,304.

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 $372,816

Adjusted +$3,752 for 14 sqft more living space and +$10,864 for being newer and -$18,697 for no pool. Net adjustment: -$4,081.

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 $394,027

Adjusted +$7,503 for 28 sqft more living space and +$16,296 for being newer. Net adjustment: +$23,799.

The Neighborhood

This home is valued 15.2% 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

below average
1,029 Properties
$451,534 Median Value
-7.0% YoY Change
2% Have Pool
100% Have Garage
This Home
$382,806
Median
$451,534

This home is -15.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,735 across all districts. With a homestead exemption claimed, that drops to $5,415 — saving $1,320 per year. That's $451 per month a buyer should budget. The assessed value increased +12.5% vs the subdivision average of -7.0%. This above-average increase gives a protest opportunity score of 75 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,343
Round RockCity0.3720%$1,392
Williamson CountyCounty0.3694%$1,383
Austin Community Collegespecial0.1034%$387
Williamson County FM/RdCounty0.0443%$166
Upper Brushy Creek WCIDWater0.0170%$64
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,735
75 / 100

There may be a strong case to protest this appraisal.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $480,266 would pay approximately $2,998 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