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601 RUBIO AVE, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed1 bath1,778 sqftBuilt 1940

Property at a Glance

This home is estimated between $195,899 and $371,882, with a best estimate of $310,927. 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

$195,899 $371,882
Best Estimate
$310,927
WCAD Value
$352,945
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 $195,899 and $371,882. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

701 RUBIO AVE, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 1 bath 1,375 sqft Built 1940
Raw Value $225,370
Adjusted Value $328,845

Adjusted +$103,475 for 403 sqft more living space. Net adjustment: +$103,475.

606 RUBIO AVE, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 1 bath 1,628 sqft Built 1940
Raw Value $157,385
Adjusted Value $195,899

Adjusted +$38,514 for 150 sqft more living space. Net adjustment: +$38,514.

505 RUBIO AVE, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 1 bath 1,568 sqft Built 1940
Raw Value $257,007
Adjusted Value $310,927

Adjusted +$53,920 for 210 sqft more living space. Net adjustment: +$53,920.

802 TONY DR, ROUND ROCK, TX 78664
0.03 mi 100% similar Same subdivision
3 bed 1 bath 1,681 sqft Built 1940
Raw Value $278,590
Adjusted Value $303,496

Adjusted +$24,906 for 97 sqft more living space. Net adjustment: +$24,906.

503 RUBIO AVE, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 1 bath 1,292 sqft Built 1940
Raw Value $247,096
Adjusted Value $371,882

Adjusted +$124,786 for 486 sqft more living space. Net adjustment: +$124,786.

The Neighborhood

This home is valued 10.6% above the R701575F - OLD TOWN ROUND ROCK median of $319,256. With 360 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 4.3% over the past year.

R701575F - OLD TOWN ROUND ROCK

typical
360 Properties
$319,256 Median Value
+4.3% YoY Change
5% Have Pool
24% Have Garage
This Home
$352,945
Median
$319,256

This home is +10.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $6,212 across all districts. With a homestead exemption claimed, that drops to $4,897 — saving $1,315 per year. That's $408 per month a buyer should budget. The assessed value increased +9.7% vs the subdivision average of +4.3%. This above-average increase gives a protest opportunity score of 42 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$3,083
Round RockCity0.3720%$1,284
Williamson CountyCounty0.3694%$1,275
Austin Community Collegespecial0.1034%$357
Williamson County FM/RdCounty0.0443%$153
Upper Brushy Creek WCIDWater0.0170%$59
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$6,212
42 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $310,927 would pay approximately $1,941 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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