Malvern Retreat House… Retreat from the noise. Hear God’s voice. Malvern is the nation’s oldest and largest Catholic retreat center. We are situated on over 125 wooded acres in rural Chester County, PA. We host retreats for women, men, couples, families and high school students, priest groups, religious communities and diocesan organizations. Our programs include retreats for people in recovery, individuals seeking spiritual guidance and so much more.