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3403 MONUMENT DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed1,737 sqftBuilt 2024

Property at a Glance

This home is estimated between $375,578 and $701,579, with a best estimate of $551,719. 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

$375,578 $701,579
Best Estimate
$551,719
WCAD Value
$408,078
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 $375,578 and $701,579 should be treated as a rough guide.

Comparable Properties (5)

4 bed 3 bath 1,811 sqft Built 2014
Raw Value $702,015
Adjusted Value $701,579

Adjusted -$16,503 for 74 sqft less living space and +$16,067 for being newer. Net adjustment: -$436.

4 bed 3 bath 1,916 sqft Built 2016
Raw Value $578,786
Adjusted Value $551,719

Adjusted -$39,920 for 179 sqft less living space and +$12,853 for being newer. Net adjustment: -$27,067.

3 bed 2 bath 2,248 sqft Built 2018
Raw Value $479,901
Adjusted Value $375,578

Adjusted -$113,963 for 511 sqft less living space and +$9,640 for being newer. Net adjustment: -$104,323.

4 bed 3 bath 1,916 sqft Built 2014
Raw Value $562,011
Adjusted Value $538,158

Adjusted -$39,920 for 179 sqft less living space and +$16,067 for being newer. Net adjustment: -$23,853.

3 bed 2 bath 2,221 sqft Built 2014
Raw Value $741,595
Adjusted Value $649,721

Adjusted -$107,941 for 484 sqft less living space and +$16,067 for being newer. Net adjustment: -$91,874.

The Neighborhood

This home is valued 37.6% 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
$408,078
Median
$296,542

This home is +37.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,811 across all districts. With a homestead exemption claimed, that drops to $6,485 — saving $1,326 per year. That's $540 per month a buyer should budget. The assessed value increased -0.8% vs the subdivision average of -14.6%. This above-average 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%$3,645
Brushy Creek MUDMUD0.3868%$1,579
Williamson CountyCounty0.3694%$1,508
Austin Community Collegespecial0.1034%$422
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$408
Williamson County FM/RdCounty0.0443%$181
Upper Brushy Creek WCIDWater0.0170%$69
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.9141%$7,811
50 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $551,719 would pay approximately $3,444 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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