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901 SAM BASS RD, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed8,041 sqftBuilt 1970

Property at a Glance

This home is estimated between $1,428,004 and $2,162,248, with a best estimate of $1,646,992.

Estimated Value Range

$1,428,004 $2,162,248
Best Estimate
$1,646,992
WCAD Value
$1,677,998
Low Confidence

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

There are 5 comparable properties within range, but none are in R30MR - Retail Store-West Round Rock. The estimated range of $1,428,004 and $2,162,248 should be treated as a rough guide.

Comparable Properties (5)

3 bed 4,444 sqft Built 1977
Raw Value $1,293,028
Adjusted Value $2,162,248

Adjusted +$868,512 for 3,597 sqft more living space and +$708 for being newer. Net adjustment: +$869,220.

3 bed 5,000 sqft Built 1980
Raw Value $705,685
Adjusted Value $1,440,959

Adjusted +$734,263 for 3,041 sqft more living space and +$1,011 for being newer. Net adjustment: +$735,274.

3 bed 4,800 sqft Built 1978
Raw Value $644,641
Adjusted Value $1,428,004

Adjusted +$782,554 for 3,241 sqft more living space and +$809 for being newer. Net adjustment: +$783,363.

3 bed 4,787 sqft Built 1953
Raw Value $863,018
Adjusted Value $1,646,992

Adjusted +$785,693 for 3,254 sqft more living space and -$1,719 for being older. Net adjustment: +$783,974.

3 bed 2,946 sqft Built 1969
Raw Value $484,559
Adjusted Value $1,714,669

Adjusted +$1,230,211 for 5,095 sqft more living space and -$101 for being older. Net adjustment: +$1,230,110.

The Neighborhood

Subdivision comparison data is not available for this property.

Tax Analysis

The estimated annual property tax is $30,192 across all districts. With a homestead exemption claimed, that drops to $28,632 — saving $1,560 per year. That's $2,386 per month a buyer should budget. The assessed value increased +1.0%. This increase gives a protest opportunity score of 50 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$14,986
Round RockCity0.3720%$6,242
Williamson CountyCounty0.3694%$6,199
Austin Community Collegespecial0.1034%$1,735
Williamson County FM/RdCounty0.0443%$744
Upper Brushy Creek WCIDWater0.0170%$285
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$30,192
50 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $1,646,992 would pay approximately $10,280 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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