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600/602 GREENLAWN BLVD, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed4 bath1,821 sqftBuilt 1985

Property at a Glance

This home is estimated between $324,217 and $382,663, with a best estimate of $378,090. That places the property above the R450X - Round Rock East - Duplex median of $355,449, in a neighborhood that declined 8.7% over the past year.

Estimated Value Range

$324,217 $382,663
Best Estimate
$378,090
WCAD Value
$360,686
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in R450X - Round Rock East - Duplex. The estimated range of $324,217 and $382,663 should be treated as a rough guide.

Comparable Properties (5)

604/606 GREENLAWN BLVD, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 4 bath 1,821 sqft Built 1985
Raw Value $378,090
Adjusted Value $378,090

This comparable closely matches the subject property's features.

3 bed 2 bath 1,942 sqft Built 1978
Raw Value $340,728
Adjusted Value $324,217

Adjusted -$23,512 for 121 sqft less living space and +$7,001 for being newer. Net adjustment: -$16,511.

3 bed 2 bath 1,572 sqft Built 1983
Raw Value $321,989
Adjusted Value $372,373

Adjusted +$48,384 for 249 sqft more living space and +$2,000 for being newer. Net adjustment: +$50,384.

3 bed 2 bath 1,527 sqft Built 1985
Raw Value $323,748
Adjusted Value $380,876

Adjusted +$57,128 for 294 sqft more living space. Net adjustment: +$57,128.

3 bed 2 bath 1,529 sqft Built 1986
Raw Value $326,924
Adjusted Value $382,663

Adjusted +$56,739 for 292 sqft more living space and -$1,000 for being older. Net adjustment: +$55,739.

The Neighborhood

This home is valued 1.5% above the R450X - Round Rock East - Duplex median of $355,449. With 836 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 8.7% over the past year.

R450X - Round Rock East - Duplex

typical
836 Properties
$355,449 Median Value
-8.7% YoY Change
0% Have Pool
84% Have Garage
This Home
$360,686
Median
$355,449

This home is +1.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,490 across all districts. With a homestead exemption claimed, that drops to $5,173 — saving $1,317 per year. That's $431 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%$3,221
Round RockCity0.3720%$1,342
Williamson CountyCounty0.3694%$1,333
Austin Community Collegespecial0.1034%$373
Williamson County FM/RdCounty0.0443%$160
Upper Brushy Creek WCIDWater0.0170%$61
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,490

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $378,090 would pay approximately $2,360 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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