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

305 E PALM VALLEY BLVD, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

5 bed5 bath5,476 sqftBuilt 1951

Property at a Glance

This home is estimated between $1,296,510 and $2,005,534, with a best estimate of $1,441,898. That places the property above the R002D78G - East Round Rock Williamson Co Abstracts lt 20 Acs median of $594,322, in a neighborhood that declined 11.1% over the past year.

Estimated Value Range

$1,296,510 $2,005,534
Best Estimate
$1,441,898
WCAD Value
$1,737,069
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R002D78G - East Round Rock Williamson Co Abstracts lt 20 Acs. The estimated range of $1,296,510 and $2,005,534 should be treated as a rough guide.

Comparable Properties (5)

2 bed 1 bath 6,094 sqft Built 1976
Raw Value $2,404,801
Adjusted Value $2,005,534

Adjusted -$203,221 for 618 sqft less living space and -$95,993 for being older and -$100,053 for no garage. Net adjustment: -$399,267.

4 bed 3,674 sqft Built 2006
Raw Value $1,091,831
Adjusted Value $1,373,158

Adjusted +$592,564 for 1,802 sqft more living space and -$211,184 for being older and -$100,053 for no garage. Net adjustment: +$281,327.

4 bed 4 bath 2,102 sqft Built 1985
Raw Value $417,617
Adjusted Value $1,296,510

Adjusted +$1,109,496 for 3,374 sqft more living space and -$130,550 for being older and -$100,053 for no garage. Net adjustment: +$878,893.

4 bed 2 bath 2,243 sqft Built 1977
Raw Value $478,601
Adjusted Value $1,441,898

Adjusted +$1,063,130 for 3,233 sqft more living space and -$99,833 for being older. Net adjustment: +$963,297.

4 bed 2 bath 1,621 sqft Built 1971
Raw Value $417,355
Adjusted Value $1,501,939

Adjusted +$1,267,666 for 3,855 sqft more living space and -$76,794 for being older and -$6,235 for no pool and -$100,053 for no garage. Net adjustment: +$1,084,584.

The Neighborhood

This home is valued 192.3% above the R002D78G - East Round Rock Williamson Co Abstracts lt 20 Acs median of $594,322. With 82 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 11.1% over the past year.

R002D78G - East Round Rock Williamson Co Abstracts lt 20 Acs

outlier high
82 Properties
$594,322 Median Value
-11.1% YoY Change
1% Have Pool
43% Have Garage
This Home
$1,737,069
Median
$594,322

This home is +192.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $31,255 across all districts. With a homestead exemption claimed, that drops to $29,683 — saving $1,572 per year. That's $2,474 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%$15,514
Round RockCity0.3720%$6,462
Williamson CountyCounty0.3694%$6,418
Austin Community Collegespecial0.1034%$1,796
Williamson County FM/RdCounty0.0443%$770
Upper Brushy Creek WCIDWater0.0170%$295
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$31,255

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $1,441,898 would pay approximately $9,000 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