Realization of tasks undertaken by workers in working life as desired depends on motivation, working in a comfortable environment and work productivity. Physical order of the working environments is profoundly important due to its effect on working health, psychology and work productivity. In addition, office tools and office design also have important effects on performances and efficiencies of the workers. Science of ergonomy provides factors required for working in a more comfortable environment of the worker. Main purpose of ergonomy is to examine these factors and to determine working conditions required for adaptation of humans to their jobs. Thus, both morale and efficiency of wage earner enhance. It contains the working environment as a whole comprising factors such as color selection, seating arrangement, materials and equipment used, furniture, air-conditioning system, heating, moisture and lighting, and affects satisfaction and work efficiency of the workers significantly. In this study effect of office environments on works of Kocaeli Metropolitan Municipality workers was examined. Questionnaire was applied to 100 municipality workers and questionnaire results were evaluated in SPSS program. The municipality workers are generally satisfied with heating, lighting, physical design, arrangement, accessibility, work flow, psychological suitability and communication flow. The only factor of dissatisfaction is a noisy environment