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

604 REGGIE JACKSON TRL, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed2 bath1,846 sqftBuilt 2001

Property at a Glance

This home is estimated between $332,624 and $452,917, with a best estimate of $337,114. That places the property below 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

$332,624 $452,917
Best Estimate
$337,114
WCAD Value
$332,380
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 $332,624 and $452,917. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

603 REGGIE JACKSON TRAIL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,828 sqft Built 2001
Raw Value $333,760
Adjusted Value $337,114

Adjusted +$3,354 for 18 sqft more living space. Net adjustment: +$3,354.

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 $452,917

Adjusted +$97,831 for 525 sqft more living space. Net adjustment: +$97,831.

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 $333,026

Adjusted -$559 for 3 sqft less living space. Net adjustment: -$559.

636 REGGIE JACKSON TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,785 sqft Built 2000
Raw Value $322,209
Adjusted Value $332,624

Adjusted +$11,367 for 61 sqft more living space and -$952 for being older. Net adjustment: +$10,415.

649 REGGIE JACKSON TRL, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,393 sqft Built 2001
Raw Value $344,419
Adjusted Value $428,833

Adjusted +$84,414 for 453 sqft more living space. Net adjustment: +$84,414.

The Neighborhood

This home is valued 2.2% 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
$332,380
Median
$339,919

This home is -2.2% below the subdivision median.

Tax Analysis

The estimated annual property tax is $5,980 across all districts. With a homestead exemption claimed, that drops to $4,669 — saving $1,311 per year. That's $389 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%$2,968
Round RockCity0.3720%$1,236
Williamson CountyCounty0.3694%$1,228
Austin Community Collegespecial0.1034%$344
Williamson County FM/RdCounty0.0443%$147
Upper Brushy Creek WCIDWater0.0170%$57
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,980

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $337,114 would pay approximately $2,104 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