Seattle Building Permits
Building permit counts by location. Dataset fields: permitnum, latitude, longitude
Top 42 Permit Descriptors
Frequency of words used to describe the project proposed in the permit application. Dataset field: description
Housing Units by Zip Code
Wallingford/Green Lake (98103) and North Seattle (98115) have the most permits for multi-family developments. Permits in Ballard (98107) are balanced between residential and commercial projects. West Seattle (98106) and Rainier Valley (98118) permit applications focus primarily on single-family renovations.
Dataset fields: originalzip, housingunitsnet (defined as housingunits + housingunitsadded - housingunitsremoved)
Housing Units Trends
Despite seasonal fluctuations, the overall trend shows a steady increase in housing units, with peak activity typically occurring in late summer months.
Dataset fields: issueddate, housingunitsnet
Monthly Housing Trends
Analysis of monthly housing unit additions and permit counts over time, showing seasonal patterns and trends in development activity.
Dataset fields: originalzip, housingunitsnet, issueddate
Seasonal Housing Unit Changes
Analysis of housing unit changes and permit counts by season, showing peak activity in summer months.
Dataset fields: originalzip, housingunitsnet, issueddate
Permit Processing Times
Median processing time is 43 days, with 90 percent of permits completed within 261 days. Processing times vary significantly by permit class.
Dataset fields: originalzip, housingunitsnet, issueddate, permitclassmapped
Project Costs by Zip Code
The median project cost is $100,000, while the average is $714,667, indicating a significant skew toward high-value projects in certain areas.
Dataset fields: originalzip, housingunitsnet