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603 REGGIE JACKSON TRAIL, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,828 sqftBuilt 2001

Property at a Glance

This home is estimated between $329,026 and $489,881, with a best estimate of $443,009. That places the property above the R454400F - Ryan's Crossing Sec 1 Thru 6 median of $339,919, in a neighborhood that declined 9.3% over the past year.

Estimated Value Range

$329,026 $489,881
Best Estimate
$443,009
WCAD Value
$333,760
High Confidence

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

Based on 5 comparable properties in R454400F - Ryan's Crossing Sec 1 Thru 6, this home's estimated market value is between $329,026 and $489,881. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

606 REGGIE JACKSON TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,321 sqft Built 2001
Raw Value $355,086
Adjusted Value $449,562

Adjusted +$94,476 for 507 sqft more living space. Net adjustment: +$94,476.

604 REGGIE JACKSON TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,846 sqft Built 2001
Raw Value $332,380
Adjusted Value $329,026

Adjusted -$3,354 for 18 sqft less living space. Net adjustment: -$3,354.

658 REGGIE JACKSON TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,060 sqft Built 2001
Raw Value $346,769
Adjusted Value $489,881

Adjusted +$143,112 for 768 sqft more living space. Net adjustment: +$143,112.

637 REGGIE JACKSON TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,262 sqft Built 2000
Raw Value $344,302
Adjusted Value $443,009

Adjusted +$105,471 for 566 sqft more living space and -$952 for being older and -$5,812 for no pool. Net adjustment: +$98,707.

609 REGGIE JACKSON TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,849 sqft Built 2001
Raw Value $333,585
Adjusted Value $329,672

Adjusted -$3,913 for 21 sqft less living space. Net adjustment: -$3,913.

The Neighborhood

This home is valued 1.8% below the R454400F - Ryan's Crossing Sec 1 Thru 6 median of $339,919. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 9.3% over the past year.

R454400F - Ryan's Crossing Sec 1 Thru 6

typical
567 Properties
$339,919 Median Value
-9.3% YoY Change
1% Have Pool
100% Have Garage
This Home
$333,760
Median
$339,919

This home is -1.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,005 across all districts. With a homestead exemption claimed, that drops to $4,693 — saving $1,312 per year. That's $391 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%$2,981
Round RockCity0.3720%$1,242
Williamson CountyCounty0.3694%$1,233
Austin Community Collegespecial0.1034%$345
Williamson County FM/RdCounty0.0443%$148
Upper Brushy Creek WCIDWater0.0170%$57
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,005

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $443,009 would pay approximately $2,765 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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