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623 TRAILSIDE BND, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath3,160 sqftBuilt 2015

Property at a Glance

This home is estimated between $675,578 and $794,478, with a best estimate of $731,735. That places the property above the R500515C - FOREST GROVE median of $686,297, in a neighborhood that declined 2.9% over the past year.

Estimated Value Range

$675,578 $794,478
Best Estimate
$731,735
WCAD Value
$645,374
High Confidence

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

Based on 5 comparable properties in R500515C - FOREST GROVE, this home's estimated market value is between $675,578 and $794,478. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

620 TRAILSIDE BND, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,741 sqft Built 2015
Raw Value $611,599
Adjusted Value $722,887

Adjusted +$111,288 for 419 sqft more living space. Net adjustment: +$111,288.

600 TRAILSIDE BND, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,672 sqft Built 2016
Raw Value $663,236
Adjusted Value $789,330

Adjusted +$129,615 for 488 sqft more living space and -$3,521 for being older. Net adjustment: +$126,094.

731 TRAILSIDE BND, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,672 sqft Built 2016
Raw Value $605,641
Adjusted Value $731,735

Adjusted +$129,615 for 488 sqft more living space and -$3,521 for being older. Net adjustment: +$126,094.

615 TRAILSIDE BND, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 3,160 sqft Built 2015
Raw Value $675,578
Adjusted Value $675,578

This comparable closely matches the subject property's features.

735 TRAILSIDE BND, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,391 sqft Built 2016
Raw Value $593,749
Adjusted Value $794,478

Adjusted +$204,250 for 769 sqft more living space and -$3,521 for being older. Net adjustment: +$200,729.

The Neighborhood

This home is valued 6.0% below the R500515C - FOREST GROVE median of $686,297. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 2.9% over the past year.

R500515C - FOREST GROVE

typical
197 Properties
$686,297 Median Value
-2.9% YoY Change
1% Have Pool
100% Have Garage
This Home
$645,374
Median
$686,297

This home is -6.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $11,612 across all districts. With a homestead exemption claimed, that drops to $10,243 — saving $1,369 per year. That's $854 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%$5,764
Round RockCity0.3720%$2,401
Williamson CountyCounty0.3694%$2,384
Austin Community Collegespecial0.1034%$667
Williamson County FM/RdCounty0.0443%$286
Upper Brushy Creek WCIDWater0.0170%$110
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$11,612

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $731,735 would pay approximately $4,567 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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