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1811 SAM BASS RD, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath2,007 sqftBuilt 1977

Property at a Glance

This home is estimated between $697,277 and $1,066,294, with a best estimate of $967,972. 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

$697,277 $1,066,294
Best Estimate
$967,972
WCAD Value
$417,458
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 $697,277 and $1,066,294 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,938 sqft Built 1971
Raw Value $670,001
Adjusted Value $697,277

Adjusted +$27,276 for 69 sqft more living space. Net adjustment: +$27,276.

3 bed 2 bath 2,103 sqft Built 1970
Raw Value $1,104,243
Adjusted Value $1,066,294

Adjusted -$37,949 for 96 sqft less living space. Net adjustment: -$37,949.

3 bed 2 bath 1,756 sqft Built 1980
Raw Value $868,751
Adjusted Value $967,972

Adjusted +$99,221 for 251 sqft more living space. Net adjustment: +$99,221.

4 bed 2 bath 1,364 sqft Built 1977
Raw Value $736,252
Adjusted Value $990,433

Adjusted +$254,181 for 643 sqft more living space. Net adjustment: +$254,181.

3 bed 2 bath 2,884 sqft Built 1980
Raw Value $1,149,849
Adjusted Value $803,167

Adjusted -$346,682 for 877 sqft less living space. Net adjustment: -$346,682.

The Neighborhood

This home is valued 40.3% below the R103D76C-Abstracts-Great Oaks, Hairy Man, Sam Bass&620 Area median of $699,495. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 4.6% over the past year.

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

below average
73 Properties
$699,495 Median Value
-4.6% YoY Change
10% Have Pool
51% Have Garage
This Home
$417,458
Median
$699,495

This home is -40.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,511 across all districts. With a homestead exemption claimed, that drops to $6,184 — saving $1,327 per year. That's $515 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%$3,728
Round RockCity0.3720%$1,553
Williamson CountyCounty0.3694%$1,542
Austin Community Collegespecial0.1034%$432
Williamson County FM/RdCounty0.0443%$185
Upper Brushy Creek WCIDWater0.0170%$71
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$7,511

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $967,972 would pay approximately $6,042 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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