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2321 CENTENNIAL LOOP, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,323 sqftBuilt 2016

Property at a Glance

This home is estimated between $425,898 and $847,231, with a best estimate of $685,680. That places the property above the R534516C - CONCORD at BRUSHY CREEK median of $648,366, in a neighborhood that declined 2.4% over the past year.

Estimated Value Range

$425,898 $847,231
Best Estimate
$685,680
WCAD Value
$494,659
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in R534516C - CONCORD at BRUSHY CREEK. The estimated range of $425,898 and $847,231 should be treated as a rough guide.

Comparable Properties (5)

4 bed 3 bath 2,411 sqft Built 2009
Raw Value $638,252
Adjusted Value $689,109

Adjusted -$28,695 for 88 sqft less living space and +$79,552 for being newer. Net adjustment: +$50,857.

2412 CENTENNIAL LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
5 bed 4 bath 2,517 sqft Built 2018
Raw Value $771,669
Adjusted Value $685,680

Adjusted -$63,260 for 194 sqft less living space and -$22,729 for being older. Net adjustment: -$85,989.

4 bed 3 bath 2,253 sqft Built 2017
Raw Value $835,770
Adjusted Value $847,231

Adjusted +$22,826 for 70 sqft more living space and -$11,365 for being older. Net adjustment: +$11,461.

4 bed 3 bath 2,302 sqft Built 2016
Raw Value $419,050
Adjusted Value $425,898

Adjusted +$6,848 for 21 sqft more living space. Net adjustment: +$6,848.

4 bed 3 bath 1,975 sqft Built 2018
Raw Value $377,228
Adjusted Value $467,975

Adjusted +$113,476 for 348 sqft more living space and -$22,729 for being older. Net adjustment: +$90,747.

The Neighborhood

This home is valued 23.7% below the R534516C - CONCORD at BRUSHY CREEK median of $648,366. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 2.4% over the past year.

R534516C - CONCORD at BRUSHY CREEK

below average
203 Properties
$648,366 Median Value
-2.4% YoY Change
0% Have Pool
100% Have Garage
This Home
$494,659
Median
$648,366

This home is -23.7% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,900 across all districts. With a homestead exemption claimed, that drops to $7,559 — saving $1,341 per year. That's $630 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%$4,418
Round RockCity0.3720%$1,840
Williamson CountyCounty0.3694%$1,828
Austin Community Collegespecial0.1034%$511
Williamson County FM/RdCounty0.0443%$219
Upper Brushy Creek WCIDWater0.0170%$84
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$8,900

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $685,680 would pay approximately $4,280 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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