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3906 CHERT DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,789 sqftBuilt 1979

Property at a Glance

This home is estimated between $365,813 and $600,182, with a best estimate of $451,051. That places the property below the R104681D - Brushy Creek North Sec 1 & 2 median of $663,354, in a neighborhood that appreciated 3.6% over the past year.

Estimated Value Range

$365,813 $600,182
Best Estimate
$451,051
WCAD Value
$758,421
Low Confidence

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

There are 5 comparable properties within range, but none are in R104681D - Brushy Creek North Sec 1 & 2. The estimated range of $365,813 and $600,182 should be treated as a rough guide.

Comparable Properties (5)

4 bed 2 bath 1,657 sqft Built 1978
Raw Value $559,484
Adjusted Value $600,182

Adjusted +$37,813 for 132 sqft more living space and +$2,885 for being newer. Net adjustment: +$40,698.

4 bed 2 bath 1,934 sqft Built 1978
Raw Value $484,482
Adjusted Value $445,830

Adjusted -$41,537 for 145 sqft less living space and +$2,885 for being newer. Net adjustment: -$38,652.

3 bed 2 bath 1,877 sqft Built 1984
Raw Value $405,447
Adjusted Value $365,813

Adjusted -$25,208 for 88 sqft less living space and -$14,426 for being older. Net adjustment: -$39,634.

3 bed 2 bath 1,626 sqft Built 1977
Raw Value $398,588
Adjusted Value $451,051

Adjusted +$46,693 for 163 sqft more living space and +$5,770 for being newer. Net adjustment: +$52,463.

3 bed 2 bath 1,971 sqft Built 1975
Raw Value $496,156
Adjusted Value $455,561

Adjusted -$52,136 for 182 sqft less living space and +$11,541 for being newer. Net adjustment: -$40,595.

The Neighborhood

This home is valued 14.3% above the R104681D - Brushy Creek North Sec 1 & 2 median of $663,354. With 292 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 3.6% over the past year.

R104681D - Brushy Creek North Sec 1 & 2

typical
292 Properties
$663,354 Median Value
+3.6% YoY Change
3% Have Pool
95% Have Garage
This Home
$758,421
Median
$663,354

This home is +14.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $14,517 across all districts. With a homestead exemption claimed, that drops to $13,127 — saving $1,390 per year. That's $1,094 per month a buyer should budget. The assessed value increased +12.6% vs the subdivision average of +3.6%. 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%$6,773
Brushy Creek MUDMUD0.3868%$2,934
Williamson CountyCounty0.3694%$2,802
Austin Community Collegespecial0.1034%$784
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$758
Williamson County FM/RdCounty0.0443%$336
Upper Brushy Creek WCIDWater0.0170%$129
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$14,517
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 $451,051 would pay approximately $2,815 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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