RD3 Zoning in Delta — Duplex/Single Detached Residential 3 Zone
RD3 — Duplex/Single Detached Residential 3 Zone is a residential zoning district in the City of Delta. Single detached and, on larger lots, duplex housing.
On a typical RD3-zoned lot you can expect up to 4 dwelling units, an FSR of about 0.3, a maximum height of 9.5 m (2.5 storeys), and site coverage up to 40%. Exact figures vary with lot size, frontage, and form of development — look up your specific address to confirm.
Intent of the RD3 district
Single detached and, on larger lots, duplex housing.
RD3 at a glance
| Max dwelling units | 4 |
|---|---|
| Max units near frequent transit | 6 |
| Floor space ratio (FSR) | 0.3 |
| Max height | 9.5 m |
| Max storeys (by right) | 2.5 |
| Site coverage | 40% |
| Zone category | Residential |
Density tiers in RD3
| Tier | Min lot area | Max units | FSR | Max height |
|---|---|---|---|---|
| Duplex/Single Detached Residential 3 Zone | 836 m² | 4 | 0.3 | 9.5 m |
Permitted uses in RD3
- Duplex dwelling
- single detached dwelling
- secondary suite
- home occupation
- accessory dwelling units (SSMUH)
RD3 zoning FAQ
What is RD3 zoning in Delta?
RD3 (Duplex/Single Detached Residential 3 Zone) is a residential zoning district in the City of Delta. Single detached and, on larger lots, duplex housing.
What can you build on RD3-zoned land in Delta?
Permitted uses in RD3 include Duplex dwelling, single detached dwelling, secondary suite, home occupation, accessory dwelling units (SSMUH). Permitted uses are allowed outright; conditional uses may require Development Permit Board approval.
What is the FSR for RD3 in Delta?
Floor Space Ratio (FSR) in RD3 is about 0.3. ZoneScout calculates the maximum buildable floor area for your specific lot.
How tall can a building be in RD3?
RD3 permits a maximum building height of 9.5 m, generally about 2.5 storeys. Height can be affected by view corridors, setbacks, and the specific form of development.
How many units are allowed in RD3 zoning?
RD3 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 Delta now permit multiple units outright. The exact number depends on lot size and whether rental tenure is secured.
Other residential zones in Delta
- RA6 — Apartment Residential 6 Zone
- RA20 — Apartment Residential 20 Zone
- RA112 — Apartment Residential 112 Zone
- RA120 — Apartment Residential 120 Zone
- RA180R — Apartment Townhouse Residential 180 Rental Zone
- RD1 — Duplex/Single Detached Residential 1 Zone
- RD2 — Duplex/Single Detached Residential 2 Zone (Beach Grove waterfront)
- RD4 — Infill Duplex Residential Zone
Look up a specific address in Delta
Source: official Delta zoning bylaw (PDF) · updated August 2026