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602 MAIN AVE E, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath2,224 sqftBuilt 1960

Property at a Glance

This home is estimated between $398,583 and $717,267, with a best estimate of $492,935. That places the property above the R701575F - OLD TOWN ROUND ROCK median of $319,256, in a neighborhood that appreciated 4.3% over the past year.

Estimated Value Range

$398,583 $717,267
Best Estimate
$492,935
WCAD Value
$544,204
High Confidence

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

Based on 5 comparable properties in R701575F - OLD TOWN ROUND ROCK, this home's estimated market value is between $398,583 and $717,267. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

710 MAIN AVE E, ROUND ROCK, TX 78664
0.00 mi 95% similar Same subdivision
3 bed 1 bath 2,251 sqft Built 1946
Raw Value $377,918
Adjusted Value $414,278

Adjusted -$6,933 for 27 sqft less living space and +$43,293 for being newer. Net adjustment: +$36,360.

908 MAIN AVE E, ROUND ROCK, TX 78664
0.00 mi 92% similar Same subdivision
3 bed 2 bath 2,165 sqft Built 2019
Raw Value $884,566
Adjusted Value $717,267

Adjusted +$15,149 for 59 sqft more living space and -$182,448 for being older. Net adjustment: -$167,299.

1406 MAIN AVE E, ROUND ROCK, TX 78664
0.00 mi 92% similar Same subdivision
3 bed 2 bath 1,626 sqft Built 1982
Raw Value $283,003
Adjusted Value $492,935

Adjusted +$153,543 for 598 sqft more living space and -$68,031 for being older and +$124,420 for having a garage. Net adjustment: +$209,932.

1404 MAIN AVE E, ROUND ROCK, TX 78664
0.00 mi 90% similar Same subdivision
3 bed 2 bath 1,136 sqft Built 1955
Raw Value $237,244
Adjusted Value $656,482

Adjusted +$279,356 for 1,088 sqft more living space and +$15,462 for being newer and +$124,420 for having a garage. Net adjustment: +$419,238.

1412 E MAIN AVE, ROUND ROCK, TX 78664
0.00 mi 90% similar Same subdivision
2 bed 1 bath 2,240 sqft Built 1978
Raw Value $333,933
Adjusted Value $398,583

Adjusted -$4,108 for 16 sqft less living space and -$55,662 for being older and +$124,420 for having a garage. Net adjustment: +$64,650.

The Neighborhood

This home is valued 70.5% above the R701575F - OLD TOWN ROUND ROCK median of $319,256. With 360 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 4.3% over the past year.

R701575F - OLD TOWN ROUND ROCK

outlier high
360 Properties
$319,256 Median Value
+4.3% YoY Change
5% Have Pool
24% Have Garage
This Home
$544,204
Median
$319,256

This home is +70.5% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,699 across all districts. With a homestead exemption claimed, that drops to $8,349 — saving $1,350 per year. That's $696 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%$4,814
Round RockCity0.3720%$2,005
Williamson CountyCounty0.3694%$1,992
Austin Community Collegespecial0.1034%$557
Williamson County FM/RdCounty0.0443%$239
Upper Brushy Creek WCIDWater0.0170%$92
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$9,699

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $492,935 would pay approximately $3,077 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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