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400 ARROW HEAD, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath2,450 sqftBuilt 1980

Property at a Glance

This home is estimated between $421,635 and $524,832, with a best estimate of $493,001. That places the property above the R210480H - Brushy Creek median of $296,542, in a neighborhood that declined 14.6% over the past year.

Estimated Value Range

$421,635 $524,832
Best Estimate
$493,001
WCAD Value
$373,578
Low Confidence

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

There are 5 comparable properties within range, but none are in R210480H - Brushy Creek. The estimated range of $421,635 and $524,832 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 2,549 sqft Built 1975
Raw Value $474,476
Adjusted Value $460,430

Adjusted -$22,079 for 99 sqft less living space and +$8,033 for being newer. Net adjustment: -$14,046.

3 bed 2 bath 2,527 sqft Built 1983
Raw Value $546,824
Adjusted Value $524,832

Adjusted -$17,172 for 77 sqft less living space and -$4,820 for being older. Net adjustment: -$21,992.

3 bed 2 bath 2,197 sqft Built 1975
Raw Value $428,544
Adjusted Value $493,001

Adjusted +$56,424 for 253 sqft more living space and +$8,033 for being newer. Net adjustment: +$64,457.

3 bed 2 bath 2,467 sqft Built 1998
Raw Value $454,346
Adjusted Value $421,635

Adjusted -$3,791 for 17 sqft less living space and -$28,920 for being older. Net adjustment: -$32,711.

4 bed 2 bath 2,049 sqft Built 1977
Raw Value $413,468
Adjusted Value $507,719

Adjusted +$89,431 for 401 sqft more living space and +$4,820 for being newer. Net adjustment: +$94,251.

The Neighborhood

This home is valued 26.0% above the R210480H - Brushy Creek median of $296,542. With 871 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 14.6% over the past year.

R210480H - Brushy Creek

above average
871 Properties
$296,542 Median Value
-14.6% YoY Change
2% Have Pool
94% Have Garage
This Home
$373,578
Median
$296,542

This home is +26.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,151 across all districts. With a homestead exemption claimed, that drops to $5,831 — saving $1,320 per year. That's $486 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%$3,336
Brushy Creek MUDMUD0.3868%$1,445
Williamson CountyCounty0.3694%$1,380
Austin Community Collegespecial0.1034%$386
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$374
Williamson County FM/RdCounty0.0443%$166
Upper Brushy Creek WCIDWater0.0170%$64
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$7,151

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $493,001 would pay approximately $3,077 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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