904 MARTIN AVE, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $-233,374 and $8,159, with a best estimate of $-167,032. That places the property below the R30QMHP - WEST ROUND ROCK MOBILE HOME PARK median of $558,382, in a neighborhood that appreciated 29.5% over the past year.
Estimated Value Range
$-167,032
$357,449
Based on 5 comparable properties(0 in the same subdivision)
There are 5 comparable properties within range, but none are in R30QMHP - WEST ROUND ROCK MOBILE HOME PARK. The estimated range of $-233,374 and $8,159 should be treated as a rough guide.
Comparable Properties (5)
Adjusted -$337,071 for 1,396 sqft less living space and -$1,821 for being older and -$60,193 for no garage. Net adjustment: -$399,085.
Adjusted -$222,138 for 920 sqft less living space and +$303 for being newer. Net adjustment: -$221,835.
Adjusted -$274,292 for 1,136 sqft less living space and +$303 for being newer. Net adjustment: -$273,989.
Adjusted -$274,292 for 1,136 sqft less living space and -$1,517 for being older. Net adjustment: -$275,809.
Adjusted -$181,574 for 752 sqft less living space and -$5,259 for being older. Net adjustment: -$186,833.
The Neighborhood
This home is valued 36.0% below the R30QMHP - WEST ROUND ROCK MOBILE HOME PARK median of $558,382. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 29.5% over the past year.
R30QMHP - WEST ROUND ROCK MOBILE HOME PARK
below averageThis home is -36.0% below the subdivision median.
Tax Analysis
The estimated annual property tax is $3,732 across all districts. With a homestead exemption claimed, that drops to $2,437 — saving $1,295 per year. That's $203 per month a buyer should budget. The assessed value increased +15.2% vs the subdivision average of +29.5%. This increase gives a protest opportunity score of 35 out of 100 — it may be worth challenging the appraisal.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $2,183 |
| Williamson County | County | 0.3694% | $903 |
| Austin Community College | special | 0.1034% | $253 |
| Williamson County ESD #9 - Round Rock | ESD | 0.0999% | $244 |
| Williamson County FM/Rd | County | 0.0443% | $108 |
| Upper Brushy Creek WCID | Water | 0.0170% | $42 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.5272% | $3,732 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $-167,032 would pay approximately $-1,043 per month (principal and interest only, excluding taxes and insurance).