Rachel is a graduate of the College of the Holy Cross (2018), where she majored in Psychology. Collegiately, Rachel is a former Division I player and team captain of the Crusaders. While at Holy Cross Lapar earned Patriot League Academic Honor Roll (2016) and Patriot League Second Team All-Conference (2017). Rachel was also a Veteran Leader in the Holy Cross Leadership Academy.
Following her collegiate career, Lapar became a coach for the Lead The Way Field Hockey Program out of southern Massachusetts/Rhode Island and took part in a management trainee program until becoming the Head Field Hockey Coach at Elms College (MA) in fall of 2020 where she is still the head coach of today. During her first regular season at Elms, Lapar helped lead the team to their first appearance in the GNAC playoffs since joining the conference in Fall 2021, earning the fifth seed and advancing to the semifinals.