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511 PECAN AVE, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

2 bed1 bath890 sqftBuilt 1960

Property at a Glance

This home is estimated between $140,323 and $389,954, with a best estimate of $235,141. 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

$140,323 $389,954
Best Estimate
$235,141
WCAD Value
$253,998
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 $140,323 and $389,954. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

411 BELLVIEW AVE, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 818 sqft Built 1975
Raw Value $206,506
Adjusted Value $178,608

Adjusted +$18,487 for 72 sqft more living space and -$46,385 for being older. Net adjustment: -$27,898.

307 MILAM AVE E, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 816 sqft Built 1955
Raw Value $200,679
Adjusted Value $235,141

Adjusted +$19,000 for 74 sqft more living space and +$15,462 for being newer. 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 $389,954

Adjusted -$27,987 for 109 sqft less living space. Net adjustment: -$27,987.

409 MILAM AVE, ROUND ROCK, TX 78664
0.00 mi 90% similar Same subdivision
2 bed 1 bath 576 sqft Built 1955
Raw Value $180,169
Adjusted Value $276,254

Adjusted +$80,623 for 314 sqft more living space and +$15,462 for being newer. Net adjustment: +$96,085.

801 BAKER, ROUND ROCK, TX 78664
0.00 mi 75% similar Same subdivision
3 bed 2 bath 672 sqft Built 1980
Raw Value $236,998
Adjusted Value $140,323

Adjusted +$55,974 for 218 sqft more living space and -$61,847 for being older and -$90,802 for no pool. Net adjustment: -$96,675.

The Neighborhood

This home is valued 20.4% 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
$253,998
Median
$319,256

This home is -20.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $4,570 across all districts. With a homestead exemption claimed, that drops to $3,273 — saving $1,297 per year. That's $273 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%$2,268
Round RockCity0.3720%$945
Williamson CountyCounty0.3694%$938
Austin Community Collegespecial0.1034%$263
Williamson County FM/RdCounty0.0443%$113
Upper Brushy Creek WCIDWater0.0170%$43
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$4,570

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $235,141 would pay approximately $1,468 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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