5604 SACCO ST, ROUND ROCK, TX 78665
ROUND ROCK, 78665 — williamson County
Property at a Glance
This home is estimated between $302,338 and $448,509, with a best estimate of $398,809. 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
$398,809
$486,302
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 $302,338 and $448,509. All 5 comparables are in the same subdivision, giving this estimate high confidence.
Comparable Properties (5)
Adjusted -$55,389 for 262 sqft less living space and -$2,229 for being older. Net adjustment: -$57,618.
Adjusted +$29,386 for 139 sqft more living space and -$4,457 for being older. Net adjustment: +$24,929.
Adjusted -$12,262 for 58 sqft less living space and -$8,914 for being older. Net adjustment: -$21,176.
Adjusted -$26,215 for 124 sqft less living space and -$6,686 for being older. Net adjustment: -$32,901.
Adjusted -$174,836 for 827 sqft less living space and -$4,457 for being older. Net adjustment: -$179,293.
The Neighborhood
This home is valued 19.7% above the H121413C - SIENA median of $406,354. With 1,611 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 5.4% over the past year.
H121413C - SIENA
above averageThis home is +19.7% above the subdivision median.
Tax Analysis
The estimated annual property tax is $11,193 across all districts. With a homestead exemption claimed, that drops to $9,416 — saving $1,777 per year. That's $785 per month a buyer should budget. The assessed value increased +4.1% vs the subdivision average of -5.4%. This above-average increase gives a protest opportunity score of 48 out of 100 — it may be worth challenging the appraisal.
Tax Districts
| District | Type | Rate | Annual Amount |
|---|---|---|---|
| Hutto ISD | School | 1.2052% | $5,861 |
| Siena MUD #1 | MUD | 0.5250% | $2,553 |
| Williamson County | County | 0.3694% | $1,797 |
| Williamson County ESD #9 - Round Rock | ESD | 0.0999% | $486 |
| Williamson County FM/Rd | County | 0.0443% | $216 |
| EWC Higher Ed Center | special | 0.0409% | $199 |
| Upper Brushy Creek WCID | Water | 0.0170% | $83 |
| Williamson Central Appraisal District | cad | 0.0000% | $0 |
| Total Annual Tax | 2.3018% | $11,193 | |
Mortgage Context
At today's 30-year mortgage rate of 6.38%, a buyer financing $398,809 would pay approximately $2,489 per month (principal and interest only, excluding taxes and insurance).