DDES
900 Oakesdale Ave. SW
Renton, WA 98057-5212

Map

Phone:  206-296-6600
TTY:  206-296-7217

Service Center hours:*
Monday to Thursday,
7:30 a.m. - 4:30 p.m.;
Friday, 7:30 - 11:30 a.m.

*New hours effective July 7 Read more...

DDES hours and locations

DDES is located in Renton, Washington. DDES also provides limited staff hours on Vashon - Maury Island for projects located there.

DDES main office in Renton


Please note: Beginning Monday, July 7, 2008, DDES service hours are as follows.
Permanent new hours for the DDES Permit Center, Phone Center, Records Center and Cashier are:

  Monday 7:30 a.m. to 4:30 p.m.
  Tuesday 7:30 a.m. to 4:30 p.m.
  Wednesday 7:30 a.m. to 4:30 p.m.
  Thursday 7:30 a.m. to 4:30 p.m.
  Friday 7:30 a.m. to 11:30 a.m.*
  *Limited services will be available at a Self Help Desk located in the main DDES lobby on Fridays 11:30 a.m. to 4:30 p.m.

Free technical assistance will be offered Monday through Friday, 7:30 - 9:30 a.m.

DDES hours have changed to accommodate customers' preferences for earlier morning hours. Thank you for your cooperation as we make this adjustment to better serve our customers.

Department of Development and Environmental Services
900 Oakesdale Avenue SW
Renton, WA 98057-5212
>> Map with directions

DDES customer service line: 206-296-6600

DDES Permit Center and customer services

Hours: Monday - Thursday, 7:30 a.m. - 4:30 p.m. and Friday, 7:30 to 11:30 a.m. (except services as noted below**)

  • Building code information (Plans Examiners)
  • Cashier services
    • Pick up issued fire system permits
  • Reception services
    • for meetings
    • for dropping off materials
  • Permit intake and issuance** not available Wednesdays after 3 p.m.
  • Staff help and up to 15 minutes of free technical assistance on a first-come, first-served basis
    • Critical areas & other site review specialists** 7:30 - 9:30 a.m. only
    • Permit technicians** not available Wednesdays after 3 p.m.
    • Zoning technicians** not available Wednesdays after 3 p.m.

    Limited services will be available at a Self Help Desk located in the main DDES lobby on Fridays 11:30 a.m. to 4:30 p.m.

Vashon - Maury Island Community Service Center

Vashon - Maury Island Community Service Center
@ King County Police Precinct Office, Courthouse Square
19021 Vashon Hwy. S.W.
Vashon, WA 98070
>> Driving directions

Vashon - Maury Island center phone: 206-296-4510

Vashon field office services

Hours: Every Tuesday, 8 a.m. - noon, DDES staff are available at the Vashon - Maury Island office

  • ONLY applications for projects located on Vashon - Maury Island are accepted at this location
  • Other King County services at this location