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720 CACTUS DR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

3 bed2 bath1,810 sqftBuilt 1977

Property at a Glance

This home is estimated between $373,668 and $459,106, with a best estimate of $393,101. That places the property above the R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN median of $281,358, in a neighborhood that declined 9.6% over the past year.

Estimated Value Range

$373,668 $459,106
Best Estimate
$393,101
WCAD Value
$321,284
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN. The estimated range of $373,668 and $459,106 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,626 sqft Built 1977
Raw Value $398,588
Adjusted Value $432,841

Adjusted +$39,691 for 184 sqft more living space and -$5,438 for no garage. Net adjustment: +$34,253.

3 bed 2 bath 1,971 sqft Built 1975
Raw Value $496,156
Adjusted Value $459,106

Adjusted -$34,730 for 161 sqft less living space and +$3,118 for being newer and -$5,438 for no garage. Net adjustment: -$37,050.

505 DRY CREEK CT, ROUND ROCK, TX 78681
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,254 sqft Built 1984
Raw Value $270,083
Adjusted Value $373,668

Adjusted +$119,936 for 556 sqft more living space and -$10,913 for being older and -$5,438 for no garage. Net adjustment: +$103,585.

3 bed 2 bath 1,877 sqft Built 1984
Raw Value $405,447
Adjusted Value $374,643

Adjusted -$14,453 for 67 sqft less living space and -$10,913 for being older and -$5,438 for no garage. Net adjustment: -$30,804.

3 bed 2 bath 2,044 sqft Built 1981
Raw Value $455,252
Adjusted Value $393,101

Adjusted -$50,477 for 234 sqft less living space and -$6,236 for being older and -$5,438 for no garage. Net adjustment: -$62,151.

The Neighborhood

This home is valued 14.2% above the R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN median of $281,358. With 1,006 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 9.6% over the past year.

R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN

typical
1,006 Properties
$281,358 Median Value
-9.6% YoY Change
2% Have Pool
84% Have Garage
This Home
$321,284
Median
$281,358

This home is +14.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $5,781 across all districts. With a homestead exemption claimed, that drops to $4,471 — saving $1,310 per year. That's $373 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%$2,869
Round RockCity0.3720%$1,195
Williamson CountyCounty0.3694%$1,187
Austin Community Collegespecial0.1034%$332
Williamson County FM/RdCounty0.0443%$142
Upper Brushy Creek WCIDWater0.0170%$55
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$5,781

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $393,101 would pay approximately $2,454 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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