Neighborhood Residential (NR1, NR2, NR3) in Seattle
Applies to district codes matching NR.
Rules last checked by a person on October 19, 2026. Guidance only; confirm with Seattle before you build.
Shed
| Height | 12 ft max |
|---|---|
| Front setback | Usually can't sit within 10 to 15 ft of the front lineConfidence: medium |
| Side setback | 5 ft from side linesConfidence: medium |
| Rear yard | Sheds may sit in the rear yard (the back 10 to 15 ft)A setback agreement with your neighbor may be required.Confidence: medium |
| Lot coverage | All structures together, including decks over 36 in, are capped at 50-60% depending on the lotConfidence: medium |
Deck
| Front (decks over 18 in) | Not within 10 to 15 ft of the front line |
|---|---|
| Side (decks over 18 in) | Not within 3 to 5 ft of either side line |
| Rear (decks over 18 in) | Not within 5, 10 or 15 ft of the rear line, depending on units on the lot |
| Lot coverage | Decks over 36 in count toward the NR coverage cap |