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4605 JOSEPH DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,620 sqftBuilt 1975

Property at a Glance

This home is estimated between $279,480 and $534,690, with a best estimate of $488,062. 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

$279,480 $534,690
Best Estimate
$488,062
WCAD Value
$472,932
High Confidence

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

Based on 5 comparable properties in R453474G - Southern Hills, this home's estimated market value is between $279,480 and $534,690. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

4608 JOSEPH DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,452 sqft Built 1992
Raw Value $392,948
Adjusted Value $450,826

Adjusted +$49,343 for 168 sqft more living space and +$8,535 for being newer. Net adjustment: +$57,878.

4613 JOSEPH DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,878 sqft Built 1975
Raw Value $355,256
Adjusted Value $279,480

Adjusted -$75,776 for 258 sqft less living space. Net adjustment: -$75,776.

4610 JOSEPH DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,407 sqft Built 1981
Raw Value $469,118
Adjusted Value $534,690

Adjusted +$62,559 for 213 sqft more living space and +$3,013 for being newer. Net adjustment: +$65,572.

4611 TIFFANY NICOLE ST, ROUND ROCK, TX 78665
0.12 mi 100% similar Same subdivision
3 bed 2 bath 1,616 sqft Built 1989
Raw Value $479,858
Adjusted Value $488,062

Adjusted +$1,175 for 4 sqft more living space and +$7,029 for being newer. Net adjustment: +$8,204.

4607 TIFFANY NICOLE ST, ROUND ROCK, TX 78665
0.12 mi 100% similar Same subdivision
3 bed 2 bath 1,537 sqft Built 1974
Raw Value $483,178
Adjusted Value $500,819

Adjusted +$24,378 for 83 sqft more living space and -$502 for being older and -$6,235 for no pool. Net adjustment: +$17,641.

The Neighborhood

This home is valued 4.4% below the R453474G - Southern Hills median of $494,639. That positions it competitively for buyers comparing within the neighborhood. 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
$472,932
Median
$494,639

This home is -4.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $6,649 across all districts. With a homestead exemption claimed, that drops to $5,318 — saving $1,331 per year. That's $443 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%$3,888
Williamson CountyCounty0.3694%$1,608
Austin Community Collegespecial0.1034%$450
Williamson County ESD #9 - Round RockESD0.0999%$435
Williamson County FM/RdCounty0.0443%$193
Upper Brushy Creek WCIDWater0.0170%$74
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.5272%$6,649

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $488,062 would pay approximately $3,046 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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