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4600 JOSEPH DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,883 sqftBuilt 1973

Property at a Glance

This home is estimated between $329,318 and $714,929, with a best estimate of $385,325. That places the property below the R453474G - Southern Hills median of $494,639, in a neighborhood that appreciated 5.5% over the past year.

Estimated Value Range

$329,318 $714,929
Best Estimate
$385,325
WCAD Value
$524,553
Low Confidence

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

There are 5 comparable properties within range, but none are in R453474G - Southern Hills. The estimated range of $329,318 and $714,929 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 2,082 sqft Built 2005
Raw Value $371,699
Adjusted Value $329,318

Adjusted -$58,448 for 199 sqft less living space and +$16,067 for being newer. Net adjustment: -$42,381.

3 bed 2 bath 2,154 sqft Built 2011
Raw Value $663,640
Adjusted Value $603,125

Adjusted -$79,594 for 271 sqft less living space and +$19,079 for being newer. Net adjustment: -$60,515.

3 bed 2 bath 2,306 sqft Built 2011
Raw Value $490,484
Adjusted Value $385,325

Adjusted -$124,238 for 423 sqft less living space and +$19,079 for being newer. Net adjustment: -$105,159.

4 bed 2 bath 2,039 sqft Built 2011
Raw Value $741,668
Adjusted Value $714,929

Adjusted -$45,818 for 156 sqft less living space and +$19,079 for being newer. Net adjustment: -$26,739.

3 bed 2 bath 2,428 sqft Built 2009
Raw Value $476,657
Adjusted Value $334,662

Adjusted -$160,070 for 545 sqft less living space and +$18,075 for being newer. Net adjustment: -$141,995.

The Neighborhood

This home is valued 6.0% above the R453474G - Southern Hills median of $494,639. With 13 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 5.5% over the past year.

R453474G - Southern Hills

typical
13 Properties
$494,639 Median Value
+5.5% YoY Change
8% Have Pool
62% Have Garage
This Home
$524,553
Median
$494,639

This home is +6.0% above the subdivision median.

Tax Analysis

The estimated annual property tax is $7,995 across all districts. With a homestead exemption claimed, that drops to $6,648 — saving $1,347 per year. That's $554 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%$4,675
Williamson CountyCounty0.3694%$1,934
Austin Community Collegespecial0.1034%$541
Williamson County ESD #9 - Round RockESD0.0999%$523
Williamson County FM/RdCounty0.0443%$232
Upper Brushy Creek WCIDWater0.0170%$89
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$7,995

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $385,325 would pay approximately $2,405 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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