Beta Williamson County, TX only — data and coverage are limited during early access.

1408 MAIN AVE E, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed1,044 sqftBuilt 1982

Property at a Glance

This home is estimated between $-2,226 and $294,510, with a best estimate of $178,209. 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

$-2,226 $294,510
Best Estimate
$178,209
WCAD Value
$190,184
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 $-2,226 and $294,510. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1406 MAIN AVE E, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,626 sqft Built 1982
Raw Value $283,003
Adjusted Value $133,568

Adjusted -$149,435 for 582 sqft less living space. Net adjustment: -$149,435.

1410 MAIN AVE E, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 1,030 sqft Built 1985
Raw Value $257,580
Adjusted Value $251,898

Adjusted +$3,595 for 14 sqft more living space and -$9,277 for being older. Net adjustment: -$5,682.

707 MAIN AVE E, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1,088 sqft Built 1984
Raw Value $320,111
Adjusted Value $178,209

Adjusted -$11,297 for 44 sqft less living space and -$6,185 for being older and -$124,420 for no garage. Net adjustment: -$141,902.

1402 MAIN AVE E, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,245 sqft Built 1976
Raw Value $246,051
Adjusted Value $-2,226

Adjusted -$51,609 for 201 sqft less living space and +$18,554 for being newer and -$90,802 for no pool and -$124,420 for no garage. Net adjustment: -$248,277.

406 MAIN AVE E, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,334 sqft Built 1983
Raw Value $496,483
Adjusted Value $294,510

Adjusted -$74,461 for 290 sqft less living space and -$3,092 for being older and -$124,420 for no garage. Net adjustment: -$201,973.

The Neighborhood

This home is valued 40.4% 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
$190,184
Median
$319,256

This home is -40.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $3,422 across all districts. With a homestead exemption claimed, that drops to $2,136 — saving $1,286 per year. That's $178 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%$1,699
Round RockCity0.3720%$707
Williamson CountyCounty0.3694%$703
Austin Community Collegespecial0.1034%$197
Williamson County FM/RdCounty0.0443%$84
Upper Brushy Creek WCIDWater0.0170%$32
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$3,422

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $178,209 would pay approximately $1,112 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.

View full property details