City building permits · Jun 2026
Black Diamond Building Permits
Monthly residential building permits for Black Diamond, Washington — 1 units in Jun 2026, 218 over the last 12 months — latest month -92.3% vs. a year earlier.
| Structure type | Units | Share |
|---|---|---|
| Single-family (1-unit) | 1 | 100.0% |
| 2-unit structures | 0 | 0.0% |
| 3–4 unit structures | 0 | 0.0% |
| Multifamily (5+ units) | 0 | 0.0% |
| All units | 1 | 100% |
Compare this area with the rest of the country: ranked leaderboards for permit volume, permits per capita, year-over-year growth, and multifamily share.
Black Diamond building permits — FAQ
How many building permits were issued in Black Diamond, Washington?+
1 new residential units were authorized in Black Diamond in Jun 2026, and 218 over the trailing 12 months, per the Census Building Permits Survey.
What types of housing is Black Diamond permitting?+
In Jun 2026, 1 single-family and 0 units in 5+ unit buildings were permitted — 0.0% of the total was multifamily.
Why might Black Diamond's numbers be zero some months?+
Permit activity is lumpy at the city level, and small jurisdictions may report to the Census with a lag. Zero in a month means no permits were reported, not necessarily no construction interest.