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1303 MAIN AVE E, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2,673 sqftBuilt 1957

Property at a Glance

This home is estimated between $380,172 and $638,071, with a best estimate of $525,793. 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

$380,172 $638,071
Best Estimate
$525,793
WCAD Value
$333,402
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 $380,172 and $638,071. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

602 MAIN AVE E, ROUND ROCK, TX 78664
0.00 mi 94% similar Same subdivision
3 bed 2 bath 2,224 sqft Built 1960
Raw Value $544,204
Adjusted Value $525,793

Adjusted +$115,286 for 449 sqft more living space and -$9,277 for being older and -$124,420 for no garage. Net adjustment: -$18,411.

710 MAIN AVE E, ROUND ROCK, TX 78664
0.00 mi 89% similar Same subdivision
3 bed 1 bath 2,251 sqft Built 1946
Raw Value $377,918
Adjusted Value $395,867

Adjusted +$108,353 for 422 sqft more living space and +$34,016 for being newer and -$124,420 for no garage. Net adjustment: +$17,949.

1309 MAIN AVE E, ROUND ROCK, TX 78664
0.00 mi 88% similar Same subdivision
2 bed 1 bath 1,446 sqft Built 1958
Raw Value $281,052
Adjusted Value $593,006

Adjusted +$315,046 for 1,227 sqft more living space and -$3,092 for being older. Net adjustment: +$311,954.

1412 E MAIN AVE, ROUND ROCK, TX 78664
0.00 mi 78% similar Same subdivision
2 bed 1 bath 2,240 sqft Built 1978
Raw Value $333,933
Adjusted Value $380,172

Adjusted +$111,178 for 433 sqft more living space and -$64,939 for being older. Net adjustment: +$46,239.

1404 MAIN AVE E, ROUND ROCK, TX 78664
0.00 mi 76% similar Same subdivision
3 bed 2 bath 1,136 sqft Built 1955
Raw Value $237,244
Adjusted Value $638,071

Adjusted +$394,642 for 1,537 sqft more living space and +$6,185 for being newer. Net adjustment: +$400,827.

The Neighborhood

This home is valued 4.4% 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

typical
360 Properties
$319,256 Median Value
+4.3% YoY Change
5% Have Pool
24% Have Garage
This Home
$333,402
Median
$319,256

This home is +4.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $5,999 across all districts. With a homestead exemption claimed, that drops to $4,687 — 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%$2,978
Round RockCity0.3720%$1,240
Williamson CountyCounty0.3694%$1,232
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%$5,999

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $525,793 would pay approximately $3,282 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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