The  purposes  of  this  research  were  1)  to  study  the  organizational  climate  of  basic  schools under the Office of Nakhonnayok Educational Service Area  2)  to compare the opinion  of  administrators and teachers about  the  organizational  climate  of  the  schools  classified by sex, year of  service and education level.
               The samples were 107 administrators and 276 teachers of the basic schools  under the Office  of  Nakhonnayok Educational Service Area. The instrument used for data collecting data was four-rating-scale questionnaires. The statistics used for data analysis were percentage, mean,  standard deviation  and t-test for independent samples.
                The results were as follows: 
                1.  The organizational climate in the basic schools under the Office of Nakhonnayok Educational Service Area in all aspects from the opinion of administrators and teachers found that often level.
                2.  Comparing  the organizational climate in the basic schools under  the  Office  of  Nakhonnayok Educational Service Area according to sex  and education level in all aspects were not found  the  significant difference. But according to the year of service was found  in  all  aspects  as  statistically  significant  difference at the level of .05. 
