	The  purpose  of  research  were  to  study  the   participation  and  compare  the  level of participation  of  basic educational school committee at Snamchaikhet District, Chachoengsao Province : under Chachoengsao Education  Service  Area  Office  2  that  classified  by  schools  size.
	The  population  were  238  committees  both  positioning by  appointment  and election in  40  schools.  The  instrument  implemented  for  collecting  the  data  was  five  level  rating  scales  questionnaire.  The  statistics  used  in  analyzing  the  data  were  arithmetic mean, standard  deviation  and  t  test.
   	The  results  were  as  followed : 
	1.  The  participation  of  basic  educational  school  committee  at Snamchaikhet  district; under  the  Office  of  Chachoengsao Education  Service  Area  2  was  at  the moderate  level  in overall and individual aspects.
	2.  When  considering  in comparison the participation  of  committees  classified  by  school  sizes  was  found statistically  insignificant  difference.
