Prospective Physical Medicine and Rehabilitation (PM&R) applicants commonly view residency program websites in order to make informed decisions about where to submit their applications. To our knowledge, this is the first comprehensive review of the availability and accessibility of online content for PM&R residency programs.To evaluate the comprehensiveness of PM&R residency websites in order to inform prospective applicants about the information readily available to them and identify deficient areas for program directors to address.Cross-sectional analysis of residency program websites using quantitative and descriptive statistics.World Wide Web.87 PM&R civilian residency program websites listed on the Fellowship and Residency Electronic Interactive Database (FREIDA).The presence or absence of 25 predetermined criteria on residency program websites.The individual residency program websites had a mean of 12.284 ± 4.302 (49.14%) of the 25 criteria sought. The programs ranged from having as few as 1 to as many as 19 of the 25 criteria. Exactly 20 programs had 9 or less criteria, 35 programs had 10-14 criteria, 31 programs had 15-18 criteria, and 1 program had 19 criteria available online. No PM&R residency website had all 25 criteria. There was a significant association between a program's Doximity ranking as top 20 or not and the citation of published research projects by faculty on a PMR website (p=0.026), but the other 24 criteria had no significant associations.Most PM&R residency websites currently do not include comprehensive information about their programs for prospective applicants. This article is protected by copyright. All rights reserved.