The purposes of this research were to study the context, to compare and classify class, education degree and occupation of collaborative development’s parents for allowing morality and ethics of Bantanwittaya’s students, Secondary Educational Service Area Office 30. The sample of this research were 291 parents of mattayasuksa 1-3’s students and mattayomsuksa 4-6’s students of Bantanwittaya school, with stratified random sampling and sample random sampling using criteria of Krejcie and Morgan’s table. The instruments of this research were the questionnaire and the result of the discrimination of the questionnaire is between .34-.79. The reliability of the test is equal .95 and structured interview. The data were analyzed by using Average score, Standard deviation, t-test and one-way ANOVA. The result showed that: 1. The collaborative development’s parents for allowing morality and ethics of Bantanwittaya’s students were high level and the ordering on the average from the high to low were being honest, politeness and discipline. 2. The collaborative development’s parents of the students’ class classify were not difference without hardworking were 0.05 different signification. The parents of mattayasuksa 1-3’s students were more collabolative than mattayomsuksa 4-6’s students. 3. The collaborative development’s parents of the education degree classify were not difference without hardworking and discipline were 0.05 different signification. 4. The collaborative development’s parents of the occupation classify were not difference without economize, polite, clean and harmony were 0.05 different signification.