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620 TRAILSIDE BND, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,741 sqftBuilt 2015

Property at a Glance

This home is estimated between $524,182 and $683,190, with a best estimate of $620,447. That places the property below the R500515C - FOREST GROVE median of $686,297, in a neighborhood that declined 2.9% over the past year.

Estimated Value Range

$524,182 $683,190
Best Estimate
$620,447
WCAD Value
$611,599
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 $524,182 and $683,190. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

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 $678,042

Adjusted +$18,327 for 69 sqft more living space and -$3,521 for being older. Net adjustment: +$14,806.

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 $620,447

Adjusted +$18,327 for 69 sqft more living space and -$3,521 for being older. Net adjustment: +$14,806.

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 $564,290

Adjusted -$111,288 for 419 sqft less living space. Net adjustment: -$111,288.

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 $683,190

Adjusted +$92,962 for 350 sqft more living space and -$3,521 for being older. Net adjustment: +$89,441.

624 TRAILSIDE BND, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 3,174 sqft Built 2015
Raw Value $639,189
Adjusted Value $524,182

Adjusted -$115,007 for 433 sqft less living space. Net adjustment: -$115,007.

The Neighborhood

This home is valued 10.9% 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
$611,599
Median
$686,297

This home is -10.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $11,004 across all districts. With a homestead exemption claimed, that drops to $9,641 — saving $1,363 per year. That's $803 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%$5,462
Round RockCity0.3720%$2,275
Williamson CountyCounty0.3694%$2,260
Austin Community Collegespecial0.1034%$632
Williamson County FM/RdCounty0.0443%$271
Upper Brushy Creek WCIDWater0.0170%$104
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$11,004

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $620,447 would pay approximately $3,873 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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