The download data is a resource for you to integrate into your own customized applications.  The files are in comma-separated (.txt) format, in zip files.

The rates are updated quarterly.  Please check our website 30 days prior to the first day of the quarter, to download the latest sales tax rates.

Washington State Sales Tax Library

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Address data by:

County - Descriptions for address data fields

2018

• Quarter 2 (Apr 1 - Jun 30)
• Quarter 1 (Jan 1 - Mar 31)

2017

• Quarter 4 (October 1 – December 31)
• Quarter 3 (July 1 - Sept 30)
• Quarter 2  (April 1 – June 30)
• Quarter 1  (January 1 - March 31)

2016

• Quarter 4 (October 1 – December 31)
• Quarter 3 (July 1 - Sept 30)
• Quarter 2 (April 1 – June 30)
• Quarter 1 (January 1 - March 31)

2015

• Quarter 4 (October 1 – December 31)
• Quarter 3 (July 1 - Sept 30)
• Quarter 2 (April 1 – June 30)
• Quarter 1 (January 1 - March 31)

2014

• Quarter 4 (October 1 – December 31)
• Quarter 3 (July 1 - Sept 30)
• Quarter 2 (April 1 – June 30)
• Quarter 1 (January 1 – March 31)

2013

• Quarter 4 (October 1 – December 31)
• Quarter 3 (July 1 - Sept 30)
• Quarter 2 (April 1 – June 30)
•  

WA State - Descriptions for address data fields

• 2018

• Quarter 2 (April 1 – June 30)
• Quarter 1 (January 1 - March 31)

• 2017

• Quarter 4 (October 1 – December 31)
• Quarter 3 (July 1 - Sept 30)
• Quarter 2 (April 1 – June 30)
• Quarter 1 (January 1 - March 31)

2016

• Quarter 4 (October 1 – December 31)
• Quarter 3 (July 1 - Sept 30)
• Quarter 2 (April 1 – June 30)
• Quarter 1 (January 1 - March 31)

2015

• Quarter 4 (October 1 – December 31)
• Quarter 3 (July 1 - Sept 30)
• Quarter 2 (April 1 – June 30)
• Quarter 1 (January 1 - March 31)

2014

• Quarter 4 (October 1 – December 31)
• Quarter 3 (July 1 - Sept 30)
• Quarter 2 (April 1 - June 30)
• Quarter 1 (January 1 - March 31)

2013

• Quarter 4 (October 1 – December 31)
• Quarter 3 (July 1 - Sept 30)
• Quarter 2 (April 1 - June 30)
• Quarter 1 (January 1 - March 31)
•  

Location codes and rates tables - Descriptions for location codes and rate fields

2018

• Quarter 2 (April 1 – June 30)
• Quarter 1 (January 1 - March 31)

2017

• Quarter 4 (October 1 – December 31)
• Quarter 3 (July 1 - Sept 30)
• Quarter 2 (April 1 – June 30)
• Quarter 1 (January 1 - March 31)

2016

• Quarter 4 (October 1 – December 31)
• Quarter 3 (July 1 - Sept 30)
• Quarter 2 (April 1 – June 30)
• Quarter 1 (January 1 - March 31)

2015

• Quarter 4 (October 1 – December 31)
• Quarter 3 (July 1 - Sept 30)
• Quarter 2 (April 1 – June 30)
• Quarter 1 (January 1 - March 31)

2014

• Quarter 4 (October 1 – December 31)
• Quarter 3 (July 1 - Sept 30)
• Quarter 2 (April 1 - June 30)
• Quarter 1 (January 1 - March 31)

2013

• Quarter 4 (October 1 – December 31)
• Quarter 3 (July 1 - Sept 30)
• Quarter 2 (April 1 - June 30)
• Quarter 1 (January 1 - March 31

ZIP + 4

These files are zipped. They will need to be unzipped to extract the data.

2018

Quarter 2 (Apr 1 - Jun 30)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

Quarter 1 (Jan 1 - Mar 31)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

2017

Quarter 4 (Oct 1 - Dec 31)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

Quarter 3 (July 1 - Sept 30)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

Quarter 2 (Apr 1 - Jun 30)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

Quarter 1 (Jan 1 - Mar 31)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

2016

Quarter 4 (Oct 1 - Dec 31)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

Quarter 3 (July 1 - Sept 30)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

Quarter 2 (Apr 1 - Jun 30)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

Quarter 1 (Jan 1 - Mar 31)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

2015

Quarter 4 (Oct 1 - Dec 31)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

Quarter 3 (July 1 - Sept 30)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

Quarter 2 (Apr 1 - Jun 30)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

Quarter 1 (Jan 1 - Mar 31)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

2014

Quarter 4 (Oct 1 - Dec 31)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

Quarter 3 (July 1 - Sept 30)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

Quarter 2 (Apr 1 - Jun 30)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

Quarter 1 (Jan 1 - Mar 31)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

2013

Quarter 4 (Oct 1 - Dec 31)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

Quarter 3 (July 1 - Sept 30)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

Quarter 2 (Apr 1 - Jun 30)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

Quarter 1 (Jan 1 - Mar 31)

• Long - All 9 digit zip codes - Descriptions for ZIP +4 fields - Long
• Short - All 5 digit zip codes with ZIP+4 high/low ranges - Descriptions for ZIP +4 fields - Short

 

Note: A few Washington zip codes start with zero. These are valid zip codes for federal tribal areas. If the files are opened using Microsoft Excel, the leading zeros may not be displayed.

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