Quick answer: the biggest delay risk beyond the 4-month floor is formal or supervised probate instead of informal, followed by real estate sales and, for larger estates, the Hawaii estate tax return. Estimate your own timeline with the Hawaii probate timeline calculator.
1. Formal or supervised proceedings
2. Hawaii's own estate tax, for larger estates
An estate near or above the $5,490,000 exemption under HRS Chapter 236E needs a Hawaii estate tax return (Form M-6) prepared, and potentially resolved with the Department of Taxation, before the estate can safely close — adding administrative time beyond the routine creditor-window baseline.
3. Selling real estate
Property that needs to be listed, sold, and closed before the estate can distribute proceeds typically runs longer than the 4-month creditor bar, and often becomes the actual bottleneck.
4. Property spread across islands
A single Circuit Court handles the estate based on the decedent's domicile, but arranging appraisals, sales, or title work for property located in a different judicial circuit still takes real coordination time.
A local probate attorney can review your estate — many offer a free consultation.