The  objectives  of  this  research  were  to  investigate  the  administrative problems  of the  small  size  basic  education  schools  under  the  Office  of  Chachoengsao  Educational  Service Area 2, and  to  compare  those  administrative  problems  as  classified  by  position, work experience and  teacher  criteria  of  school. The  samples  consisted  of  69  school  administrators  and  171 teachers  in  small  size  basic  education  schools  under  the  Office  of  Chachoengsao  Educational  Service  Area 2. The  research  instrument  used  for  collecting  data  was  a  set  of  5 ? item  rating  scale  questionnaire.  Percentage, mean, standard  deviation,  t - test  and One Way ANOVA  were  employed  for  data  analysis.
	The  findings  of  research  were  as  follows ;
 	1.  The  administrative  problems  of  the  small  size  basic  education  schools  under  the Office  of  Chachoengsao Educational  Service Area 2 as  a  whole  was  at  a  low  level, ranking by  the  mean  scores, there  were  academic  administration, budgeting  administration, general administration  and  personnel  administration.
 	2.  Comparison  of  the  administrative  problems  of  the  small  size  basic  education schools  under  the  Office  of  Chachoengsao  Educational  Service  Area 2 as  classified  by position, there  was  not  significant  difference. When  classified  by  work  experience  and teacher  criteria  of  school, were  found  significantly  differences at .05  level.
