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1500 MAIN AVE E, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed2 bath1,408 sqftBuilt 1950

Property at a Glance

This home is estimated between $18,986 and $141,030, with a best estimate of $86,338. 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

$18,986 $141,030
Best Estimate
$86,338
WCAD Value
$260,476
Low Confidence

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

There are 5 comparable properties within range, but none are in R701575F - OLD TOWN ROUND ROCK. The estimated range of $18,986 and $141,030 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,420 sqft Built 1999
Raw Value $298,012
Adjusted Value $18,986

Adjusted -$3,081 for 12 sqft less living space and -$151,525 for being older and -$124,420 for no garage. Net adjustment: -$279,026.

3 bed 2 bath 1,448 sqft Built 1977
Raw Value $304,521
Adjusted Value $86,338

Adjusted -$10,270 for 40 sqft less living space and -$83,493 for being older and -$124,420 for no garage. Net adjustment: -$218,183.

3 bed 2 bath 1,329 sqft Built 1977
Raw Value $328,659
Adjusted Value $141,030

Adjusted +$20,284 for 79 sqft more living space and -$83,493 for being older and -$124,420 for no garage. Net adjustment: -$187,629.

3 bed 2 bath 1,324 sqft Built 1978
Raw Value $265,935
Adjusted Value $76,498

Adjusted +$21,568 for 84 sqft more living space and -$86,585 for being older and -$124,420 for no garage. Net adjustment: -$189,437.

3 bed 2 bath 1,759 sqft Built 1970
Raw Value $395,997
Adjusted Value $119,607

Adjusted -$90,123 for 351 sqft less living space and -$61,847 for being older and -$124,420 for no garage. Net adjustment: -$276,390.

The Neighborhood

This home is valued 18.4% 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
$260,476
Median
$319,256

This home is -18.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $3,239 across all districts. With a homestead exemption claimed, that drops to $1,955 — saving $1,284 per year. That's $163 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%$1,608
Round RockCity0.3720%$670
Williamson CountyCounty0.3694%$665
Austin Community Collegespecial0.1034%$186
Williamson County FM/RdCounty0.0443%$80
Upper Brushy Creek WCIDWater0.0170%$31
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$3,239

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $86,338 would pay approximately $539 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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