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King County Department of Assessments

Setting values, serving the community, and promoting fairness and equity.

Department of Assessments

201 South Jackson Street, Room 708
Seattle, WA 98104

Office Hours:
Mon - Fri
8:30 a.m. to 4:30 p.m.

TEL: 206-296-7300
FAX: 206-296-5107
TTY: 206-296-7888

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Glossary of terms for commercial parcels

VACANCY AND COLLECTION LOSS
Vacancy loss is a necessary deduction from gross income because property will not remain fully rented for entire period of life.

VARIABLE
An item of observation that can assume various values, for example, square feet, sales prices, or sales ratios.  Variables are commonly described using measures of central tendency and dispersion.