Beta Williamson County, TX only — data and coverage are limited during early access.

2439 CENTENNIAL LOOP, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath1,725 sqftBuilt 2019

Property at a Glance

This home is estimated between $327,777 and $750,960, with a best estimate of $589,234. That places the property below the R534516C - CONCORD at BRUSHY CREEK median of $648,366, in a neighborhood that declined 2.4% over the past year.

Estimated Value Range

$327,777 $750,960
Best Estimate
$589,234
WCAD Value
$608,901
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 $327,777 and $750,960. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

2450 CENTENNIAL LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,309 sqft Built 2018
Raw Value $506,843
Adjusted Value $327,777

Adjusted -$190,431 for 584 sqft less living space and +$11,365 for being newer. Net adjustment: -$179,066.

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 $589,234

Adjusted -$68,803 for 211 sqft less living space and +$11,365 for being newer. Net adjustment: -$57,438.

2367 CENTENNIAL LOOP, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,001 sqft Built 2019
Raw Value $514,877
Adjusted Value $750,960

Adjusted +$236,083 for 724 sqft more living space. Net adjustment: +$236,083.

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 $658,953

Adjusted -$14,348 for 44 sqft less living space. Net adjustment: -$14,348.

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 $556,645

Adjusted -$133,367 for 409 sqft less living space and +$11,365 for being newer. Net adjustment: -$122,002.

The Neighborhood

This home is valued 6.1% 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

typical
203 Properties
$648,366 Median Value
-2.4% YoY Change
0% Have Pool
100% Have Garage
This Home
$608,901
Median
$648,366

This home is -6.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,956 across all districts. With a homestead exemption claimed, that drops to $9,593 — saving $1,363 per year. That's $799 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%$5,438
Round RockCity0.3720%$2,265
Williamson CountyCounty0.3694%$2,250
Austin Community Collegespecial0.1034%$630
Williamson County FM/RdCounty0.0443%$270
Upper Brushy Creek WCIDWater0.0170%$104
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$10,956

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $589,234 would pay approximately $3,678 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.

View full property details