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2450 CENTENNIAL LOOP, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,309 sqftBuilt 2018

Property at a Glance

This home is estimated between $663,976 and $842,836, with a best estimate of $768,300. 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

$663,976 $842,836
Best Estimate
$768,300
WCAD Value
$506,843
High Confidence

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

Based on 5 comparable properties in R534516C - CONCORD at BRUSHY CREEK, this home's estimated market value is between $663,976 and $842,836. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2320 CENTENNIAL LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,936 sqft Built 2018
Raw Value $646,672
Adjusted Value $768,300

Adjusted +$121,628 for 373 sqft more living space. Net adjustment: +$121,628.

2419 CENTENNIAL LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,769 sqft Built 2019
Raw Value $673,301
Adjusted Value $838,020

Adjusted +$176,084 for 540 sqft more living space and -$11,365 for being older. Net adjustment: +$164,719.

2352 CENTENNIAL LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,134 sqft Built 2018
Raw Value $678,647
Adjusted Value $735,711

Adjusted +$57,064 for 175 sqft more living space. Net adjustment: +$57,064.

2454 CENTENNIAL LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 4 bath 1,818 sqft Built 2018
Raw Value $682,730
Adjusted Value $842,836

Adjusted +$160,106 for 491 sqft more living space. Net adjustment: +$160,106.

2463 CENTENNIAL LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,326 sqft Built 2004
Raw Value $510,416
Adjusted Value $663,976

Adjusted -$5,543 for 17 sqft less living space and +$159,103 for being newer. Net adjustment: +$153,560.

The Neighborhood

This home is valued 21.8% 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
$506,843
Median
$648,366

This home is -21.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,120 across all districts. With a homestead exemption claimed, that drops to $7,776 — saving $1,344 per year. That's $648 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%$4,527
Round RockCity0.3720%$1,885
Williamson CountyCounty0.3694%$1,873
Austin Community Collegespecial0.1034%$524
Williamson County FM/RdCounty0.0443%$225
Upper Brushy Creek WCIDWater0.0170%$86
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$9,120

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $768,300 would pay approximately $4,796 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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