803 MARTIN AVE, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $372,677 and $461,274, with a best estimate of $427,640. That places the property below the R30IS - Storage Warehouse-west Round Rock median of $1,125,302, in a neighborhood that appreciated 11.8% over the past year.
Estimated Value Range
$427,640
$367,445
Based on 5 comparable properties(0 in the same subdivision)
There are 5 comparable properties within range, but none are in R30IS - Storage Warehouse-west Round Rock. The estimated range of $372,677 and $461,274 should be treated as a rough guide.
Comparable Properties (5)
Adjusted +$102,156 for 608 sqft more living space. Net adjustment: +$102,156.
Adjusted +$14,282 for 85 sqft more living space and -$60,193 for no garage. Net adjustment: -$45,911.
Adjusted +$81,826 for 487 sqft more living space. Net adjustment: +$81,826.
Adjusted +$156,259 for 930 sqft more living space. Net adjustment: +$156,259.
Adjusted +$504 for 3 sqft more living space and -$60,193 for no garage. Net adjustment: -$59,689.
The Neighborhood
This home is valued 67.3% below the R30IS - Storage Warehouse-west Round Rock median of $1,125,302. That positions it competitively for buyers comparing within the neighborhood. The neighborhood appreciated 11.8% over the past year.
R30IS - Storage Warehouse-west Round Rock
outlier lowThis home is -67.3% below the subdivision median.
Tax Analysis
The estimated annual property tax is $4,754 across all districts. With a homestead exemption claimed, that drops to $3,446 — saving $1,308 per year. That's $287 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
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Round Rock ISD | School | 0.8931% | $2,780 |
| Williamson County | County | 0.3694% | $1,150 |
| Austin Community College | special | 0.1034% | $322 |
| Williamson County ESD #9 - Round Rock | ESD | 0.0999% | $311 |
| Williamson County FM/Rd | County | 0.0443% | $138 |
| Upper Brushy Creek WCID | Water | 0.0170% | $53 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.5272% | $4,754 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $427,640 would pay approximately $2,669 per month (principal and interest only, excluding taxes and insurance).