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1933 MULLIGAN DR, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

4 bed3 bath1,913 sqftBuilt 2000

Property at a Glance

This home is estimated between $386,315 and $586,219, with a best estimate of $402,601. That places the property below the R545698D - Forest Creek Sec 8 & 9 median of $579,777, in a neighborhood that declined 6.5% over the past year.

Estimated Value Range

$386,315 $586,219
Best Estimate
$402,601
WCAD Value
$662,687
High Confidence

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

Based on 5 comparable properties in R545698D - Forest Creek Sec 8 & 9, this home's estimated market value is between $386,315 and $586,219. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

1908 MULLIGAN DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,391 sqft Built 2000
Raw Value $542,495
Adjusted Value $396,240

Adjusted -$146,255 for 478 sqft less living space. Net adjustment: -$146,255.

1926 MULLIGAN DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,380 sqft Built 2012
Raw Value $567,122
Adjusted Value $402,601

Adjusted -$142,890 for 467 sqft less living space and -$21,631 for being older. Net adjustment: -$164,521.

1920 MULLIGAN DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,155 sqft Built 2001
Raw Value $559,520
Adjusted Value $483,671

Adjusted -$74,046 for 242 sqft less living space and -$1,803 for being older. Net adjustment: -$75,849.

1904 MULLIGAN DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
5 bed 4 bath 1,942 sqft Built 2001
Raw Value $596,895
Adjusted Value $586,219

Adjusted -$8,873 for 29 sqft less living space and -$1,803 for being older. Net adjustment: -$10,676.

1911 MULLIGAN DR, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,493 sqft Built 2011
Raw Value $583,609
Adjusted Value $386,315

Adjusted -$177,465 for 580 sqft less living space and -$19,829 for being older. Net adjustment: -$197,294.

The Neighborhood

This home is valued 14.3% above the R545698D - Forest Creek Sec 8 & 9 median of $579,777. With 219 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 6.5% over the past year.

R545698D - Forest Creek Sec 8 & 9

typical
219 Properties
$579,777 Median Value
-6.5% YoY Change
2% Have Pool
97% Have Garage
This Home
$662,687
Median
$579,777

This home is +14.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,924 across all districts. With a homestead exemption claimed, that drops to $10,551 — saving $1,373 per year. That's $879 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%$5,918
Round RockCity0.3720%$2,465
Williamson CountyCounty0.3694%$2,448
Austin Community Collegespecial0.1034%$685
Williamson County FM/RdCounty0.0443%$294
Upper Brushy Creek WCIDWater0.0170%$113
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$11,924

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $402,601 would pay approximately $2,513 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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