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3300 PALM VALLEY BLVD E, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed10,864 sqftBuilt 1988

Property at a Glance

This home is estimated between $2,423,979 and $2,627,043, with a best estimate of $2,496,748. That places the property below the R20CP - Rr East Park Bldgs median of $2,554,215, in a neighborhood that declined 0.1% over the past year.

Estimated Value Range

$2,423,979 $2,627,043
Best Estimate
$2,496,748
WCAD Value
$7,491,455
Low Confidence

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

There are 5 comparable properties within range, but none are in R20CP - Rr East Park Bldgs. The estimated range of $2,423,979 and $2,627,043 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,601 sqft Built 1984
Raw Value $320,752
Adjusted Value $2,496,748

Adjusted +$2,236,594 for 9,263 sqft more living space and -$405 for being older and -$60,193 for no garage. Net adjustment: +$2,175,996.

3 bed 2 bath 1,571 sqft Built 1983
Raw Value $290,775
Adjusted Value $2,473,914

Adjusted +$2,243,838 for 9,293 sqft more living space and -$506 for being older and -$60,193 for no garage. Net adjustment: +$2,183,139.

3 bed 2 bath 1,210 sqft Built 1984
Raw Value $296,445
Adjusted Value $2,627,043

Adjusted +$2,331,003 for 9,654 sqft more living space and -$405 for being older. Net adjustment: +$2,330,598.

4 bed 2 bath 2,186 sqft Built 1995
Raw Value $388,121
Adjusted Value $2,423,979

Adjusted +$2,095,343 for 8,678 sqft more living space and +$708 for being newer and -$60,193 for no garage. Net adjustment: +$2,035,858.

3 bed 2 bath 1,244 sqft Built 1978
Raw Value $277,496
Adjusted Value $2,539,085

Adjusted +$2,322,793 for 9,620 sqft more living space and -$1,011 for being older and -$60,193 for no garage. Net adjustment: +$2,261,589.

The Neighborhood

This home is valued 193.3% above the R20CP - Rr East Park Bldgs median of $2,554,215. With 7 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 0.1% over the past year.

R20CP - Rr East Park Bldgs

outlier high
7 Properties
$2,554,215 Median Value
-0.1% YoY Change
14% Have Pool
0% Have Garage
This Home
$7,491,455
Median
$2,554,215

This home is +193.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $134,792 across all districts. With a homestead exemption claimed, that drops to $132,158 — saving $2,634 per year. That's $11,013 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%$66,906
Round RockCity0.3720%$27,868
Williamson CountyCounty0.3694%$27,677
Austin Community Collegespecial0.1034%$7,746
Williamson County FM/RdCounty0.0443%$3,321
Upper Brushy Creek WCIDWater0.0170%$1,274
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$134,792

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $2,496,748 would pay approximately $15,585 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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