The short answer: 12 to 14 months
Most Guardian custom home builds run twelve to fourteen months from foundation to final walkthrough. That’s the honest range. Builds shorter than ten months are unusual and usually only happen on small homes with no surprises. Builds longer than sixteen months usually involve weather, late plan changes, or sub scheduling issues that compounded.
What 12–14 months doesn’t include:
- Design + plan development (3–6 months before you ever pour)
- Permit review (2–8 weeks, county-dependent)
- Lot prep, well, septic (often runs in parallel with permitting)
So from “we’re seriously starting” to “keys in hand” is usually closer to 18–22 months.
The honest month-by-month breakdown
| Month | Phase | What’s happening |
|---|---|---|
| 1 | Site work + foundation | Excavation, foundation pour, backfill |
| 2–3 | Framing | Walls up, roof on, sheathing complete |
| 4 | Roof + window install | Dried in. This is when the home stops being weather-dependent for inside work. |
| 4–5 | Mechanical rough-ins | Electrical, plumbing, HVAC, fire suppression |
| 5–6 | Insulation + drywall | Inspections + drywall hang + finish |
| 7–9 | Interior trim, cabinets, flooring | The longest phase. Cabinets land, countertops template, flooring goes in. |
| 10–12 | Finishes, fixtures, paint | Final paint, plumbing fixtures, light fixtures, hardware |
| 13–14 | Punch + close-out | Walkthroughs, final inspections, certificate of occupancy |
[PLACEHOLDER — Brian to verify against current jobs.]
Where the schedule actually wins or loses
Wins:
- All major selections locked before framing
- Plans engineered properly the first time (no mid-build redesign)
- Same crew running the job from day one
- A builder who actually answers the build chat
Losses:
- Late cabinet decisions (6–10 week lead time, then framing catches up)
- Window package not ordered early enough
- Truss redesigns after framing starts
- Selection-paralysis on finishes during the trim phase
- Owner change orders during finish (each one ripples)
What weather actually costs
Eastern Idaho winters can slow site work and concrete pours, but most of a Guardian build happens inside a dried-in home. Weather delays of 4 weeks are rare; weather delays of 2 weeks are common in deep winter.
The bigger weather story is when you start. Foundations poured in late October vs. early March have very different timelines.
How to actually hit the timeline
The fastest custom home builds we’ve run had three things in common:
- Selections locked by month 3. Cabinet finish, countertop, flooring, plumbing fixtures, light fixtures — all of it.
- No major changes after drywall. Owner change orders during finish are the single biggest schedule risk.
- One builder, not three. Multiple builders or a swap mid-build adds weeks. Pick once.
What to ask before signing a contract
Get specific. “When will we be dried in?” “When will cabinets be installed?” “When will we walk the punch list?” Any builder who can’t give you specific months hasn’t planned the job. Any builder who promises faster than 12 months on a real custom home is either rushing or wrong.