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704 RUBIO AVE, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

2 bed1 bath789 sqftBuilt 1940

Property at a Glance

This home is estimated between $96,568 and $182,391, with a best estimate of $135,372. 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

$96,568 $182,391
Best Estimate
$135,372
WCAD Value
$157,579
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 $96,568 and $182,391. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

504 RUBIO AVE, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 1,050 sqft Built 1955
Raw Value $248,772
Adjusted Value $135,372

Adjusted -$67,015 for 261 sqft less living space and -$46,385 for being older. Net adjustment: -$113,400.

502 RUBIO AVE, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
1 bed 1 bath 720 sqft Built 1940
Raw Value $155,212
Adjusted Value $172,929

Adjusted +$17,717 for 69 sqft more living space. Net adjustment: +$17,717.

603 RUBIO AVE, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 904 sqft Built 1940
Raw Value $211,919
Adjusted Value $182,391

Adjusted -$29,528 for 115 sqft less living space. Net adjustment: -$29,528.

604 RUBIO AVE, ROUND ROCK, TX 78664
0.00 mi 96% similar Same subdivision
3 bed 2 bath 936 sqft Built 1940
Raw Value $134,312
Adjusted Value $96,568

Adjusted -$37,744 for 147 sqft less living space. Net adjustment: -$37,744.

900 MANDELL ST, ROUND ROCK, TX 78664
0.19 mi 96% similar Same subdivision
2 bed 1 bath 1,112 sqft Built 1940
Raw Value $218,228
Adjusted Value $135,294

Adjusted -$82,934 for 323 sqft less living space. Net adjustment: -$82,934.

The Neighborhood

This home is valued 50.6% 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

outlier low
360 Properties
$319,256 Median Value
+4.3% YoY Change
5% Have Pool
24% Have Garage
This Home
$157,579
Median
$319,256

This home is -50.6% below the subdivision median.

Tax Analysis

The estimated annual property tax is $2,835 across all districts. With a homestead exemption claimed, that drops to $1,556 — saving $1,279 per year. That's $130 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%$1,407
Round RockCity0.3720%$586
Williamson CountyCounty0.3694%$582
Austin Community Collegespecial0.1034%$163
Williamson County FM/RdCounty0.0443%$70
Upper Brushy Creek WCIDWater0.0170%$27
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$2,835

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $135,372 would pay approximately $845 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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