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3333 SAM BASS RD, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath2,781 sqftBuilt 1984

Property at a Glance

This home is estimated between $555,493 and $1,185,464, with a best estimate of $834,599. That places the property above the R103D76C-Abstracts-Great Oaks, Hairy Man, Sam Bass&620 Area median of $699,495, in a neighborhood that declined 4.6% over the past year.

Estimated Value Range

$555,493 $1,185,464
Best Estimate
$834,599
WCAD Value
$1,872,653
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R103D76C-Abstracts-Great Oaks, Hairy Man, Sam Bass&620 Area. The estimated range of $555,493 and $1,185,464 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2,958 sqft Built 1977
Raw Value $1,255,433
Adjusted Value $1,185,464

Adjusted -$69,969 for 177 sqft less living space. Net adjustment: -$69,969.

3 bed 2 bath 2,884 sqft Built 1980
Raw Value $1,149,849
Adjusted Value $1,109,133

Adjusted -$40,716 for 103 sqft less living space. Net adjustment: -$40,716.

4 bed 3 bath 2,871 sqft Built 2015
Raw Value $591,070
Adjusted Value $555,493

Adjusted -$35,577 for 90 sqft less living space. Net adjustment: -$35,577.

4 bed 3 bath 3,331 sqft Built 2016
Raw Value $964,511
Adjusted Value $747,094

Adjusted -$217,417 for 550 sqft less living space. Net adjustment: -$217,417.

4 bed 3 bath 2,144 sqft Built 2016
Raw Value $582,790
Adjusted Value $834,599

Adjusted +$251,809 for 637 sqft more living space. Net adjustment: +$251,809.

The Neighborhood

This home is valued 167.7% above the R103D76C-Abstracts-Great Oaks, Hairy Man, Sam Bass&620 Area median of $699,495. With 73 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.6% over the past year.

R103D76C-Abstracts-Great Oaks, Hairy Man, Sam Bass&620 Area

outlier high
73 Properties
$699,495 Median Value
-4.6% YoY Change
10% Have Pool
51% Have Garage
This Home
$1,872,653
Median
$699,495

This home is +167.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $21,092 across all districts. With a homestead exemption claimed, that drops to $19,587 — saving $1,505 per year. That's $1,632 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%$12,334
Williamson CountyCounty0.3694%$5,102
Austin Community Collegespecial0.1034%$1,428
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$1,381
Williamson County FM/RdCounty0.0443%$612
Upper Brushy Creek WCIDWater0.0170%$235
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5273%$21,092

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $834,599 would pay approximately $5,210 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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