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4100 CHERT DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath1,949 sqftBuilt 1984

Property at a Glance

This home is estimated between $426,072 and $752,950, with a best estimate of $484,908. 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

$426,072 $752,950
Best Estimate
$484,908
WCAD Value
$793,853
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 $426,072 and $752,950 should be treated as a rough guide.

Comparable Properties (5)

4 bed 2 bath 1,934 sqft Built 1978
Raw Value $484,482
Adjusted Value $506,090

Adjusted +$4,297 for 15 sqft more living space and +$17,311 for being newer. Net adjustment: +$21,608.

3 bed 2 bath 1,877 sqft Built 1984
Raw Value $405,447
Adjusted Value $426,072

Adjusted +$20,625 for 72 sqft more living space. Net adjustment: +$20,625.

4 bed 3 bath 2,154 sqft Built 2001
Raw Value $860,722
Adjusted Value $752,950

Adjusted -$58,724 for 205 sqft less living space and -$49,048 for being older. Net adjustment: -$107,772.

3 bed 2 bath 2,044 sqft Built 1981
Raw Value $455,252
Adjusted Value $436,694

Adjusted -$27,214 for 95 sqft less living space and +$8,656 for being newer. Net adjustment: -$18,558.

4 bed 3 bath 1,916 sqft Built 2014
Raw Value $562,011
Adjusted Value $484,908

Adjusted +$9,453 for 33 sqft more living space and -$86,556 for being older. Net adjustment: -$77,103.

The Neighborhood

This home is valued 19.7% 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

above average
292 Properties
$663,354 Median Value
+3.6% YoY Change
3% Have Pool
95% Have Garage
This Home
$793,853
Median
$663,354

This home is +19.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $14,791 across all districts. With a homestead exemption claimed, that drops to $13,398 — saving $1,393 per year. That's $1,117 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%$6,901
Brushy Creek MUDMUD0.3868%$2,989
Williamson CountyCounty0.3694%$2,855
Austin Community Collegespecial0.1034%$799
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$773
Williamson County FM/RdCounty0.0443%$343
Upper Brushy Creek WCIDWater0.0170%$131
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$14,791

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $484,908 would pay approximately $3,027 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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