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840 EXPEDITION WAY, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed2 bath2,721 sqftBuilt 2019

Property at a Glance

This home is estimated between $599,880 and $913,330, with a best estimate of $883,871. 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

$599,880 $913,330
Best Estimate
$883,871
WCAD Value
$575,374
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 $599,880 and $913,330. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

715 EXPEDITION WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,593 sqft Built 2018
Raw Value $546,777
Adjusted Value $599,880

Adjusted +$41,738 for 128 sqft more living space and +$11,365 for being newer. Net adjustment: +$53,103.

740 EXPEDITION WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,046 sqft Built 2019
Raw Value $693,225
Adjusted Value $913,330

Adjusted +$220,105 for 675 sqft more living space. Net adjustment: +$220,105.

735 EXPEDITION WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,134 sqft Built 2018
Raw Value $681,096
Adjusted Value $883,871

Adjusted +$191,410 for 587 sqft more living space and +$11,365 for being newer. Net adjustment: +$202,775.

872 EXPEDITION WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,099 sqft Built 2019
Raw Value $667,985
Adjusted Value $870,808

Adjusted +$202,823 for 622 sqft more living space. Net adjustment: +$202,823.

700 EXPEDITION WAY, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,955 sqft Built 2019
Raw Value $642,108
Adjusted Value $891,886

Adjusted +$249,778 for 766 sqft more living space. Net adjustment: +$249,778.

The Neighborhood

This home is valued 11.3% 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
$575,374
Median
$648,366

This home is -11.3% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,353 across all districts. With a homestead exemption claimed, that drops to $8,996 — saving $1,357 per year. That's $750 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%$5,139
Round RockCity0.3720%$2,140
Williamson CountyCounty0.3694%$2,126
Austin Community Collegespecial0.1034%$595
Williamson County FM/RdCounty0.0443%$255
Upper Brushy Creek WCIDWater0.0170%$98
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$10,353

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $883,871 would pay approximately $5,517 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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