This study investigated the mobility of undergraduate college students between Washington colleges and universities fall, 1971. Data were taken from Table 1 of the Higher Education Enrollment Projection (HEEP) model report forms. HEEP data reports transfers on a fall to fall basis whereas this study has recorded transfers on a spring to fall basis. Data indicated (1) in fall 1971, 10,973 undergraduate students transferred from one Washington college or university to another, a 1.1% decrease from fall 1970. (2) In fall 1971, 2,938 out-of-state or foreign undergraduate students transferred into Washington colleges and universities, a 9% decrease from 1970. (3) In fall 1971, 7.5% of the undergraduate population were transfers, a 2.5% decrease from 1970. (4) Students tend to transfer in their sophomore and junior years. Tables contain statistical data. (MJM)