AUTOMATIC DATA PROCESSING INC — Director's Dealing 2004

Sep 14, 2004

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: AUTOMATIC DATA PROCESSING INC (ADP)
CIK: 0000008670
Period of Report: 2004-09-13

Reporting Person: CALIFANO JOSEPH A (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2004-09-13	Common Stock	S	13000	$41.6500	Disposed	10600.0000	Direct
2004-09-13	Common Stock	S	5500	$41.6800	Disposed	5100.0000	Direct
2004-09-13	Common Stock	S	100	$41.7500	Disposed	5000.0000	Direct
2004-09-13	Common Stock	S	1400	$41.7600	Disposed	3600.0000	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	2000.0000	Indirect
Common Stock	800.0000	Indirect