Timelines · October 9, 2026 · 7 min read

How Long Does It Take to Build a Custom Home in BC? (Permit to Keys)

A custom home in the Lower Mainland typically takes about 16 to 30 months from the first design meeting to moving in. Construction is usually 10 to 16 months of that. The rest is design, permits and pre-construction, and the permit is the part that varies most: published figures range from about a month in Surrey to more than five months in Vancouver.

Key takeaway. Plan a BC custom home in four phases: design (16–32 weeks), permit (roughly 5–26+ weeks depending on the city), construction (43–70 weeks for most homes), and occupancy and close-out (2–6 weeks). Surrey reports residential permits averaging 4.5 weeks. Vancouver reported 160 days for single-detached homes in 2025. Late selections and long-lead orders are what push the date most often.

The Timeline at a Glance

The ranges below are what we plan around for a custom home in the Lower Mainland. They are typical figures, not promises. The permit row is the only one tied to a published source, and it depends on your city.

Add those together and most projects land between about 16 and 30 months from first meeting to keys. Larger and higher-finish homes run longer. Our luxury home construction cost guide gives construction durations for homes at that level.

Design: 16 to 32 Weeks

Design takes longer than most people expect because a custom home has nothing to reuse. Before the drawings start you need a site survey and, on most Lower Mainland lots, a geotechnical report. The architect then works through concept, design development and permit drawings, and a structural engineer follows.

Two items now sit inside design that did not used to. The first is the energy model. Under the BC Energy Step Code, an energy advisor models the house before the permit application to show it meets the required step. The second is zoning review. Recent provincial and municipal housing changes mean many lots now allow more units than a single house. That gives you options, and options take time to decide.

What speeds design up is decisiveness, not pressure on the architect. A client who settles the plan in two rounds rather than five can save months.

Permit: The Phase That Varies Most

This is the stage owners can least control, and it is the one where cities publish real numbers.

Surrey posts its current processing times. As of its 5 October 2026 update, residential building permits, including new single-family homes, were averaging 4.5 weeks against a 10-week target. Read the fine print: the clock starts after referrals and a complete site servicing review, and only for complete applications.

Vancouver reported in June 2026 that permits for new single-detached homes took 160 days in 2025, down from 250 days in 2022. Laneway homes dropped from 200 days to 100 days over the same period. The city's 3-3-3-1 framework sets a three-week target for detached homes. The measured figure is still well above that target, so plan around the measured figure.

Other municipalities publish less, or nothing. Where there is no published figure, ask the building department what it is currently seeing for a new single-family dwelling. Then add time for at least one round of revisions.

Two things are needed before any city will issue a new-home permit. The builder must be licensed through BC Housing and the home enrolled in home warranty insurance, or the owner must hold an owner-builder authorization. That proof goes in with the application, so line it up while the drawings are still being finished.

Construction: 43 to 70 Weeks

For most custom homes, construction runs about 10 to 16 months once the permit is in hand. Roughly in order:

1. Site preparation and excavation. Two to six weeks, and longer on a sloped lot that needs shoring or retaining.
2. Foundation and below-grade work. Footings, walls, waterproofing and drainage.
3. Framing and roof. The structure goes up and the house is closed to weather.
4. Windows, doors and envelope. Cladding, air barrier and the windows. Windows are often the first long-lead item to hold the schedule.
5. Rough-ins. Plumbing, electrical, mechanical and ventilation, then inspections. Some cities, including Surrey and White Rock, also require a mid-construction airtightness test around this stage.
6. Insulation and drywall.
7. Interior finishing. Millwork, tile, flooring, fixtures and paint. On a high-finish home this is the longest stretch.
8. Exterior works and landscaping.

Long-lead items are the main schedule risk, not trade speed. Engineered windows, stone and custom millwork all have to be ordered against the framing date, not when the finishing trades arrive. Selections left open until drywall are the most reliable way to add two months.

Occupancy and Close-Out: 2 to 6 Weeks

The house is not finished when the trades leave. Before the city issues an occupancy permit you need final inspections across the trades. You also need the energy advisor's as-built report, which follows a final airtightness test. Deficiencies are listed and closed out in the same period. On a well-run job this overlaps the last weeks of finishing. When it does not, it is usually because a document or test was left until the end.

What Pushes the Date Back

In rough order of how often we see it:

• An incomplete permit application. A missing report or drawing restarts the queue, and it is the most avoidable delay in the process.
• Late finish selections. Every selection still open at framing becomes a possible lead-time delay.
• Long-lead items ordered late. Windows, stone and millwork do not compress.
• Below-grade unknowns. Groundwater, poor soil or an undocumented service line found during excavation.
• Design changes after permit. Anything structural or anything that changes the energy model may need a permit revision.
• Weather in the wrong phase. Excavation and roofing in a wet Lower Mainland winter can lose days that drier months would not.

Most of these are decided before construction starts. That is why the custom homes that finish on schedule are usually the ones that spent longer in design.

Conclusion

Plan for about 16 to 30 months from the first meeting to moving in. Expect design to take four to eight months, look up your city's published permit figures rather than assuming them, and allow 10 to 16 months of construction for most custom homes. The things that protect the date are a complete permit application, a finish schedule closed before framing, and long-lead items ordered early.

We plan and build custom homes across the Lower Mainland. If you have a lot and a target move-in date, Book a Consultation and we will set out what has to happen when.