909 MARTIN AVE, ROUND ROCK, TX 78681
ROUND ROCK, 78681 — williamson County
Property at a Glance
This home is estimated between $305,095 and $395,659, with a best estimate of $336,139. That places the property above the R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN median of $281,358, in a neighborhood that declined 9.6% over the past year.
Estimated Value Range
$336,139
$235,551
Based on 5 comparable properties(4 in the same subdivision)
Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $305,095 and $395,659. More comparables in the same subdivision would strengthen this estimate.
Comparable Properties (5)
Adjusted +$40,770 for 189 sqft more living space and +$24,944 for being newer and +$7,526 for having a pool and -$5,438 for no garage. Net adjustment: +$67,802.
Adjusted +$44,868 for 208 sqft more living space and -$43,653 for being older and +$7,526 for having a pool and -$5,438 for no garage. Net adjustment: +$3,303.
Adjusted +$102,464 for 475 sqft more living space and +$24,944 for being newer and +$7,526 for having a pool. Net adjustment: +$134,934.
Adjusted +$183,787 for 852 sqft more living space and +$9,354 for being newer and +$7,526 for having a pool. Net adjustment: +$200,667.
Adjusted -$35,593 for 165 sqft less living space and +$7,526 for having a pool and -$5,438 for no garage. Net adjustment: -$33,505.
The Neighborhood
This home is valued 16.3% below the R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN median of $281,358. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 9.6% over the past year.
R332479H - CHISHOLM VALLEY & NORTHRIDGE ACRES & WILLOW RUN
below averageThis home is -16.3% below the subdivision median.
Tax Analysis
The estimated annual property tax is $3,597 across all districts. With a homestead exemption claimed, that drops to $2,303 — saving $1,294 per year. That's $192 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% | $2,104 |
| Williamson County | County | 0.3694% | $870 |
| Austin Community College | special | 0.1034% | $244 |
| Williamson County ESD #9 - Round Rock | ESD | 0.0999% | $235 |
| Williamson County FM/Rd | County | 0.0443% | $104 |
| Upper Brushy Creek WCID | Water | 0.0170% | $40 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.5272% | $3,597 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $336,139 would pay approximately $2,098 per month (principal and interest only, excluding taxes and insurance).