Quick answer: the biggest delay risk beyond the 4-month floor is formal probate instead of informal, followed by real estate sales and, uniquely to Idaho, a community-vs-separate-property dispute. Estimate your own timeline with the Idaho probate timeline calculator.
1. Formal instead of informal probate
2. A community-vs-separate-property dispute
Because Idaho is a community property state, a surviving spouse already owns an undivided half of marital assets outright — only the decedent's half, plus any separate property, passes through probate. When it's genuinely unclear whether an asset was community or separate (a business built partly before the marriage, for example), resolving that question can hold up distribution well beyond the routine timeline.
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. A contested estate
A will contest, or a dispute over who should serve as personal representative, pushes an estate into formal proceedings, well beyond the informal baseline most Idaho estates use.
A local probate attorney can review your estate — many offer a free consultation.