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303 ANDERSON AVE W, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath2,340 sqftBuilt 1964

Property at a Glance

This home is estimated between $373,214 and $856,110, with a best estimate of $514,953. That places the property below the R20QC - CHURCH- East Round Rock median of $3,933,377, in a neighborhood that appreciated 11.4% over the past year.

Estimated Value Range

$373,214 $856,110
Best Estimate
$514,953
WCAD Value
$574,444
Low Confidence

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

There are 5 comparable properties within range, but none are in R20QC - CHURCH- East Round Rock. The estimated range of $373,214 and $856,110 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 2,923 sqft Built 1962
Raw Value $716,116
Adjusted Value $514,953

Adjusted -$140,768 for 583 sqft less living space and -$202 for being older and -$60,193 for no garage. Net adjustment: -$201,163.

3 bed 2 bath 2,056 sqft Built 1985
Raw Value $362,710
Adjusted Value $373,214

Adjusted +$68,573 for 284 sqft more living space and +$2,124 for being newer and -$60,193 for no garage. Net adjustment: +$10,504.

3 bed 1 bath 2,585 sqft Built 1972
Raw Value $974,650
Adjusted Value $856,110

Adjusted -$59,156 for 245 sqft less living space and +$809 for being newer and -$60,193 for no garage. Net adjustment: -$118,540.

3 bed 2 bath 1,934 sqft Built 1986
Raw Value $508,486
Adjusted Value $548,549

Adjusted +$98,031 for 406 sqft more living space and +$2,225 for being newer and -$60,193 for no garage. Net adjustment: +$40,063.

3 bed 2 bath 1,647 sqft Built 1976
Raw Value $340,594
Adjusted Value $448,943

Adjusted +$167,328 for 693 sqft more living space and +$1,214 for being newer and -$60,193 for no garage. Net adjustment: +$108,349.

The Neighborhood

This home is valued 85.4% below the R20QC - CHURCH- East Round Rock median of $3,933,377. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 11.4% over the past year.

R20QC - CHURCH- East Round Rock

outlier low
8 Properties
$3,933,377 Median Value
+11.4% YoY Change
25% Have Pool
38% Have Garage
This Home
$574,444
Median
$3,933,377

This home is -85.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $10,336 across all districts. With a homestead exemption claimed, that drops to $8,979 — saving $1,357 per year. That's $748 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%$5,130
Round RockCity0.3720%$2,137
Williamson CountyCounty0.3694%$2,122
Austin Community Collegespecial0.1034%$594
Williamson County FM/RdCounty0.0443%$255
Upper Brushy Creek WCIDWater0.0170%$98
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$10,336

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $514,953 would pay approximately $3,214 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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