5621 SACCO ST, ROUND ROCK, TX 78665
ROUND ROCK, 78665 — williamson County
Property at a Glance
This home is estimated between $310,551 and $457,713, with a best estimate of $385,300. That places the property below the H121413C - SIENA median of $406,354, in a neighborhood that declined 5.4% over the past year.
Estimated Value Range
$385,300
$368,341
Based on 5 comparable properties(5 in the same subdivision)
Based on 5 comparable properties in H121413C - SIENA, this home's estimated market value is between $310,551 and $457,713. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted +$31,711 for 150 sqft more living space. Net adjustment: +$31,711.
Adjusted -$76,530 for 362 sqft less living space. Net adjustment: -$76,530.
Adjusted +$25,792 for 122 sqft more living space. Net adjustment: +$25,792.
Adjusted -$33,826 for 160 sqft less living space. Net adjustment: -$33,826.
Adjusted -$99,785 for 472 sqft less living space and -$4,457 for being older. Net adjustment: -$104,242.
The Neighborhood
This home is valued 9.4% below the H121413C - SIENA median of $406,354. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 5.4% over the past year.
H121413C - SIENA
typicalThis home is -9.4% below the subdivision median.
Tax Analysis
The estimated annual property tax is $8,478 across all districts. With a homestead exemption claimed, that drops to $6,723 — saving $1,755 per year. That's $560 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 |
|---|---|---|---|
| Hutto ISD | School | 1.2052% | $4,439 |
| Siena MUD #1 | MUD | 0.5250% | $1,934 |
| Williamson County | County | 0.3694% | $1,361 |
| Williamson County ESD #9 - Round Rock | ESD | 0.0999% | $368 |
| Williamson County FM/Rd | County | 0.0443% | $163 |
| EWC Higher Ed Center | special | 0.0409% | $151 |
| Upper Brushy Creek WCID | Water | 0.0170% | $63 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 2.3018% | $8,478 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $385,300 would pay approximately $2,405 per month (principal and interest only, excluding taxes and insurance).