RS4 Zoning in Port Coquitlam — Residential Small-Scale 4
RS4: Residential Small-Scale 4 is a residential zoning district in the City of Port Coquitlam. To accommodate and regulate small-scale dwellings on small lots with at least 9.5m lot width.
On a typical RS4-zoned lot you can expect up to 4 dwelling units, an FSR of about 0.5, a maximum height of 10.5 m (3 storeys), and site coverage up to 50%. Exact figures vary with lot size, frontage, and form of development, so look up your specific address to confirm.
Intent of the RS4 district
To accommodate and regulate small-scale dwellings on small lots with at least 9.5m lot width.
RS4 at a glance
| Max dwelling units | 4 |
|---|---|
| Max units near frequent transit | 6 |
| Floor space ratio (FSR) | 0.5 |
| Max height | 10.5 m |
| Max storeys (by right) | 3 |
| Site coverage | 50% |
| Zone category | Residential |
Density tiers in RS4
| Tier | Min lot area | Max units | FSR | Max height |
|---|---|---|---|---|
| Residential Small-Scale 4 | 300 m² | 4 | 0.5 | 10.5 m |
Permitted uses in RS4
- Single residential
- Secondary suite
- Accessory dwelling unit
- Duplex
- Triplex
- Townhouse
- Boarding
- Parks and playgrounds
RS4 zoning FAQ
What is RS4 zoning in Port Coquitlam?
RS4 (Residential Small-Scale 4) is a residential zoning district in the City of Port Coquitlam. To accommodate and regulate small-scale dwellings on small lots with at least 9.5m lot width.
What can you build on RS4-zoned land in Port Coquitlam?
Permitted uses in RS4 include Single residential, Secondary suite, Accessory dwelling unit, Duplex, Triplex, among others. Permitted uses are allowed outright; conditional uses may require Development Permit Board approval.
What is the FSR for RS4 in Port Coquitlam?
Floor Space Ratio (FSR) in RS4 is about 0.5. ZoneScout calculates the maximum buildable floor area for your specific lot.
How tall can a building be in RS4?
RS4 permits a maximum building height of 10.5 m, generally about 3 storeys. Height can be affected by view corridors, setbacks, and the specific form of development.
How many units are allowed in RS4 zoning?
RS4 allows up to 4 dwelling units on an eligible lot. Within a Frequent Transit Area the figure rises to 6, which depends on the lot being close enough to a prescribed transit stop. Under the Province's Bill 44 Small-Scale Multi-Unit Housing rules, most standard residential lots in Port Coquitlam now permit multiple units outright. The exact number depends on lot size and whether rental tenure is secured.
Other residential zones in Port Coquitlam
- RA1 — Residential Apartment 1
- RA2 — Residential Apartment 2
- RRh — Residential Rowhouse
- RS1 — Residential Small-Scale 1
- RS2 — Residential Small-Scale 2
- RS3 — Residential Small-Scale 3
- RTh1 — Residential Townhouse 1
- RTh2 — Residential Townhouse 2
Look up a specific address in Port Coquitlam
Source: official Port Coquitlam zoning bylaw (PDF) · updated September 2026