1103 MARTIN AVE, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $1,310,851 and $1,470,730, with a best estimate of $1,423,857.
Estimated Value Range
$1,423,857
$1,085,961
Based on 5 comparable properties(0 in the same subdivision)
There are 5 comparable properties within range, but none are in R30SG - Service Garage-west Round Rock. The estimated range of $1,310,851 and $1,470,730 should be treated as a rough guide.
Comparable Properties (5)
Adjusted +$1,112,623 for 4,608 sqft more living space and -$1,011 for being older. Net adjustment: +$1,111,612.
Adjusted +$1,083,407 for 4,487 sqft more living space and +$2,124 for being newer. Net adjustment: +$1,085,531.
Adjusted +$1,393,193 for 5,770 sqft more living space and -$506 for being older. Net adjustment: +$1,392,687.
Adjusted +$713,498 for 2,955 sqft more living space and +$4,652 for being newer and -$60,193 for no garage. Net adjustment: +$657,957.
Adjusted +$1,190,371 for 4,930 sqft more living space and -$1,011 for being older. Net adjustment: +$1,189,360.
The Neighborhood
Subdivision comparison data is not available for this property.
Tax Analysis
The estimated annual property tax is $16,297 across all districts. With a homestead exemption claimed, that drops to $14,849 — saving $1,448 per year. That's $1,237 per month a buyer should budget. The assessed value increased +22.1%. This increase gives a protest opportunity score of 100 out of 100 — it may be worth challenging the appraisal.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $9,530 |
| Williamson County | County | 0.3694% | $3,942 |
| Austin Community College | special | 0.1034% | $1,103 |
| Williamson County ESD #9 - Round Rock | ESD | 0.0999% | $1,066 |
| Williamson County FM/Rd | County | 0.0443% | $473 |
| Upper Brushy Creek WCID | Water | 0.0170% | $181 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.5272% | $16,297 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $1,423,857 would pay approximately $8,888 per month (principal and interest only, excluding taxes and insurance).