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Serving Haldimand County & the Lake Erie shore
Modular Homes in Haldimand County, Ontario
Factory-direct modular homes and backyard suites for Haldimand County — Canfield, Caledonia, Cayuga, Dunnville, Hagersville, Jarvis and the surrounding communities. Haldimand permits a detached secondary suite as-of-right on most residential, hamlet and agricultural lots — in a detached building, not just inside the house — and on a rural lot it can run on a private well and septic. Here's what the by-law allows, what it costs, and the rules that apply.
What you can build in Haldimand County
Full modular homes — from $175,696. 29 models from 560 to 1,405 sq ft, 1–3 bedrooms — factory-built to the Ontario Building Code and set on a permanent foundation (a real, permanent house, not a “trailer”).
Backyard suites (ADUs) — from $96,244. 7 compact models built for garden-suite and in-law-suite use, sized to fit what Haldimand County's by-law allows.
All homes are CSA-certified (A277 modular / Z240MH manufactured), finished in the factory, and delivered ready for foundation and hook-up. What's the difference between modular, manufactured, and mobile? →
Find your backyard suite — 3 quick questions
We'll narrow the models that fit a typical Haldimand County backyard allowance to the ones that fit your life. No email needed.
1 · Who's it for?
2 · What layout?
3 · What size feels right? (Haldimand County lots typically allow up to up to ~807 sq ft)
Haldimand allows a detached secondary suite up to the lesser of 40% of your home OR a zone cap — 75 m² (≈807 sq ft) in the urban R1–R3 zones, 100 m² (≈1,076 sq ft) on Agricultural (A) and Hamlet Residential (RH) lots like much of the Canfield area. Check your address for the exact number. Your exact lot may allow more or less — get the real number for your address in seconds.
Check your exact Haldimand County address →Can you put a garden suite (ADU) in your Haldimand County backyard?
Often, yes — Haldimand County permits a detached Additional Residential Unit on most serviced residential lots. The specifics, from Haldimand County Comprehensive Zoning By-law HC 1-2020 §4.55 (Secondary Suites):
| Max size | Lesser of 40% of your home or a zone cap: 75 m² (≈807 sq ft) urban (R1/R2/R3) · 100 m² (≈1,076 sq ft) Agricultural & Hamlet Residential. Max 3 bedrooms. |
|---|---|
| Max height | 4.5 m (≈15 ft) in the urban zones · 6.5 m (≈21 ft) on Agricultural & Hamlet Residential lots |
| Setbacks | 1.0 m (≈3 ft) from an interior side or rear lot line; not in the required front or exterior side yard; within 45 m (≈148 ft) of the main house |
| Units per lot | Up to 2 secondary suites, but only one may be detached (the other must be inside the home) |
| Parking | 1 additional off-street space (tandem with the house OK); 40% of the front yard kept landscaped |
| Servicing | Municipal water & sewer in the towns; private well + septic permitted on rural and hamlet lots (Ontario Building Code on-site sewage capacity — Haldimand-Norfolk Health Unit) |
| Conservation | Niagara Peninsula CA (NPCA) — Canfield & eastern Haldimand incl. Dunnville; Grand River CA (GRCA) on the Grand River corridor; Long Point Region CA (LPRCA) on the west |
Grants & financing in Haldimand County
See every program → Ontario ADU Grants Directory
A modular or prefab home on a permanent foundation is financed like any house. CMHC Prefab Plus allows an insured mortgage with as little as 5% down on the first $500,000, with construction funds released in stages. How modular home financing works →
Thinking of the suite as a rental? Run the numbers →
Haldimand County modular homes — FAQ
Can you build a backyard suite on a rural Haldimand County lot?
Yes — Haldimand permits a detached secondary suite as-of-right on most residential, Hamlet Residential and Agricultural lots, including on a private well and septic (subject to an Ontario Building Code sewage-capacity review), not only in the serviced towns. It is not permitted in the Lakeshore Residential (RL) zone. Check your address for the specifics.
How big can a secondary suite be in Haldimand County?
The lesser of 40% of your home’s gross floor area or a zone cap — 75 m² (≈807 sq ft) in the urban R1–R3 zones and 100 m² (≈1,076 sq ft) on Agricultural and Hamlet Residential lots — with a maximum of 3 bedrooms. Height is 4.5 m urban / 6.5 m on Agricultural & Hamlet lots.
Can you put a modular home in Haldimand County?
Yes. On land you own, a modular home on a permanent foundation is legal residential housing under the Ontario Building Code throughout Haldimand County, subject to standard zoning and permits.
How much does a modular home or backyard suite cost in Haldimand County?
Modular home models start at $175,696 and run to about $338,000 for the largest layouts; backyard ADU models start at $96,244. Site work, foundation, delivery, and permits are additional.
Can I get a mortgage on a modular home in Haldimand County?
Yes — on a permanent foundation it is financed as real property, including via CMHC Prefab Plus (5% down on the first $500,000).
Local rules summarized from Haldimand County Comprehensive Zoning By-law HC 1-2020 §4.55 (Secondary Suites); verified by Modular Homes 400 and reviewed by James Clarke, REALTOR®. Always confirm current requirements with the City of Haldimand County before you build.