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307 MILAM AVE E, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

2 bed1 bath816 sqftBuilt 1955

Property at a Glance

This home is estimated between $105,862 and $355,492, with a best estimate of $219,536. That places the property below the R701575F - OLD TOWN ROUND ROCK median of $319,256, in a neighborhood that appreciated 4.3% over the past year.

Estimated Value Range

$105,862 $355,492
Best Estimate
$219,536
WCAD Value
$200,679
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 $105,862 and $355,492. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

409 MILAM AVE, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 576 sqft Built 1955
Raw Value $180,169
Adjusted Value $241,792

Adjusted +$61,623 for 240 sqft more living space. Net adjustment: +$61,623.

511 PECAN AVE, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 890 sqft Built 1960
Raw Value $253,998
Adjusted Value $219,536

Adjusted -$19,000 for 74 sqft less living space and -$15,462 for being older. Net adjustment: -$34,462.

107 ANDERSON AVE E, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 999 sqft Built 1960
Raw Value $417,941
Adjusted Value $355,492

Adjusted -$46,987 for 183 sqft less living space and -$15,462 for being older. Net adjustment: -$62,449.

411 BELLVIEW AVE, ROUND ROCK, TX 78664
0.00 mi 98% similar Same subdivision
2 bed 1 bath 818 sqft Built 1975
Raw Value $206,506
Adjusted Value $144,145

Adjusted -$514 for 2 sqft less living space and -$61,847 for being older. Net adjustment: -$62,361.

801 BAKER, ROUND ROCK, TX 78664
0.00 mi 81% similar Same subdivision
3 bed 2 bath 672 sqft Built 1980
Raw Value $236,998
Adjusted Value $105,862

Adjusted +$36,974 for 144 sqft more living space and -$77,308 for being older and -$90,802 for no pool. Net adjustment: -$131,136.

The Neighborhood

This home is valued 37.1% below the R701575F - OLD TOWN ROUND ROCK median of $319,256. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 4.3% over the past year.

R701575F - OLD TOWN ROUND ROCK

below average
360 Properties
$319,256 Median Value
+4.3% YoY Change
5% Have Pool
24% Have Garage
This Home
$200,679
Median
$319,256

This home is -37.1% below the subdivision median.

Tax Analysis

The estimated annual property tax is $3,611 across all districts. With a homestead exemption claimed, that drops to $2,323 — saving $1,288 per year. That's $194 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%$1,792
Round RockCity0.3720%$747
Williamson CountyCounty0.3694%$741
Austin Community Collegespecial0.1034%$208
Williamson County FM/RdCounty0.0443%$89
Upper Brushy Creek WCIDWater0.0170%$34
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$3,611

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $219,536 would pay approximately $1,370 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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