3519 SANDY BROOK DR, ROUND ROCK, TX 78665
ROUND ROCK, 78665 — williamson County
Property at a Glance
This home is estimated between $349,864 and $547,407, with a best estimate of $388,241. That places the property above the R402401F - Lakeside Sub Sec 1 median of $311,433, in a neighborhood that declined 11.3% over the past year.
Estimated Value Range
$388,241
$300,657
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in R402401F - Lakeside Sub Sec 1, this home's estimated market value is between $349,864 and $547,407. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted +$68,109 for 231 sqft more living space and +$3,767 for being newer. Net adjustment: +$71,876.
Adjusted +$111,746 for 379 sqft more living space and +$7,535 for being newer. Net adjustment: +$119,281.
Adjusted +$172,188 for 584 sqft more living space and +$7,535 for being newer. Net adjustment: +$179,723.
Adjusted +$69,878 for 237 sqft more living space and +$7,535 for being newer. Net adjustment: +$77,413.
Adjusted +$208,454 for 707 sqft more living space and +$7,535 for being newer. Net adjustment: +$215,989.
The Neighborhood
This home is valued 3.5% below the R402401F - Lakeside Sub Sec 1 median of $311,433. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 11.3% over the past year.
R402401F - Lakeside Sub Sec 1
typicalThis home is -3.5% below the subdivision median.
Tax Analysis
The estimated annual property tax is $5,410 across all districts. With a homestead exemption claimed, that drops to $4,104 — saving $1,306 per year. That's $342 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% | $2,685 |
| Round Rock | City | 0.3720% | $1,118 |
| Williamson County | County | 0.3694% | $1,111 |
| Austin Community College | special | 0.1034% | $311 |
| Williamson County FM/Rd | County | 0.0443% | $133 |
| Upper Brushy Creek WCID | Water | 0.0170% | $51 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 1.7993% | $5,410 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $388,241 would pay approximately $2,423 per month (principal and interest only, excluding taxes and insurance).