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602 KAROLYN DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,330 sqftBuilt 1971

Property at a Glance

This home is estimated between $234,121 and $300,574, with a best estimate of $258,673. That places the property below the R462475H - Egger Acres median of $353,946, in a neighborhood that declined 4.4% over the past year.

Estimated Value Range

$234,121 $300,574
Best Estimate
$258,673
WCAD Value
$383,287
Medium Confidence

Based on 5 comparable properties(4 in the same subdivision)

Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $234,121 and $300,574. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

608 KAROLYN DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,006 sqft Built 1975
Raw Value $379,361
Adjusted Value $234,121

Adjusted -$146,909 for 676 sqft less living space and +$1,669 for being newer. Net adjustment: -$145,240.

602 VIRGINIA DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,884 sqft Built 1970
Raw Value $379,486
Adjusted Value $258,673

Adjusted -$120,396 for 554 sqft less living space and -$417 for being older. Net adjustment: -$120,813.

516 VIRGINIA DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,447 sqft Built 1970
Raw Value $326,418
Adjusted Value $300,574

Adjusted -$25,427 for 117 sqft less living space and -$417 for being older. Net adjustment: -$25,844.

3 bed 2 bath 1,284 sqft Built 1979
Raw Value $249,467
Adjusted Value $262,802

Adjusted +$9,997 for 46 sqft more living space and +$3,338 for being newer. Net adjustment: +$13,335.

1703 GREYSON DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,670 sqft Built 1978
Raw Value $319,246
Adjusted Value $248,277

Adjusted -$73,889 for 340 sqft less living space and +$2,920 for being newer. Net adjustment: -$70,969.

The Neighborhood

This home is valued 8.3% above the R462475H - Egger Acres median of $353,946. With 340 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 4.4% over the past year.

R462475H - Egger Acres

typical
340 Properties
$353,946 Median Value
-4.4% YoY Change
6% Have Pool
87% Have Garage
This Home
$383,287
Median
$353,946

This home is +8.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,896 across all districts. With a homestead exemption claimed, that drops to $5,575 — saving $1,321 per year. That's $465 per month a buyer should budget. The assessed value increased +3.8% vs the subdivision average of -4.4%. This above-average increase gives a protest opportunity score of 41 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,423
Round RockCity0.3720%$1,426
Williamson CountyCounty0.3694%$1,416
Austin Community Collegespecial0.1034%$396
Williamson County FM/RdCounty0.0443%$170
Upper Brushy Creek WCIDWater0.0170%$65
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,896
41 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $258,673 would pay approximately $1,615 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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