1901 MULLIGAN DR, ROUND ROCK, TX 78664
ROUND ROCK, 78664 — williamson County
Property at a Glance
This home is estimated between $429,467 and $524,345, with a best estimate of $489,233. 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
$489,233
$557,984
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 $429,467 and $524,345. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$74,658 for 244 sqft less living space and -$3,605 for being older. Net adjustment: -$78,263.
Adjusted -$83,225 for 272 sqft less living space and +$1,803 for being newer. Net adjustment: -$81,422.
Adjusted -$98,524 for 322 sqft less living space and -$3,605 for being older. Net adjustment: -$102,129.
Adjusted -$171,651 for 561 sqft less living space and -$1,803 for being older. Net adjustment: -$173,454.
Adjusted -$113,516 for 371 sqft less living space and -$1,803 for being older. Net adjustment: -$115,319.
The Neighborhood
This home is valued 3.8% below the R545698D - Forest Creek Sec 8 & 9 median of $579,777. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 6.5% over the past year.
R545698D - Forest Creek Sec 8 & 9
typicalThis home is -3.8% below the subdivision median.
Tax Analysis
The estimated annual property tax is $10,040 across all districts. With a homestead exemption claimed, that drops to $8,686 — saving $1,354 per year. That's $724 per month a buyer should budget. The assessed value increased +7.9% vs the subdivision average of -6.5%. This above-average increase gives a protest opportunity score of 65 out of 100 — it may be worth challenging the appraisal.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $4,983 |
| Round Rock | City | 0.3720% | $2,076 |
| Williamson County | County | 0.3694% | $2,061 |
| Austin Community College | special | 0.1034% | $577 |
| Williamson County FM/Rd | County | 0.0443% | $247 |
| Upper Brushy Creek WCID | Water | 0.0170% | $95 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $10,040 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $489,233 would pay approximately $3,054 per month (principal and interest only, excluding taxes and insurance).