History
- April 9, 1944 – 33 Lutherans worship together on Easter Sunday for the first time in Greenbelt at the home of Adele and Edward Trumbule
- June 1944 – The Lutheran Mission moves its services to Greenbelt Center School
- 1944-1952 – Congregation is served by the Rev. Edwin E. Pieplow, Pastor, Trinity Lutheran Church, Mt. Rainier, Maryland
- April 1949 – The Mission is organized under the name Greenbelt Lutheran Church and purchased property at 22 Ridge Road.
- May 6, 1951 – Groundbreaking service for new church at 22 Ridge Road.
- April 1952 – Congregation is accepted into membership of the Lutheran Church – Missouri Synod.
- July 27, 1952 – Dedication of the church at 22 Ridge Road
- September 1952 – Kindergarten opens, Miss Audrey Graunke, teacher.
- August 2, 1953 – The Rev. Edward H. Birner is ordained and installed as the first permanent pastor
- December 8, 1958 – Name of congregation is changed to Holy Cross Lutheran Church.
- May 1, 1962 – Congressman Lankford introduces a bill in the U.S. Congress authorizing the Secretary of the Interior to convey certain lands in the state of Maryland to Holy Cross Lutheran Church. This is a section of Greenbelt National Park cut off from the rest of the park by the new Capital Beltway.
- October 9, 1962 – President John F. Kennedy signs HR11551 into law, authorizing the Secretary of the Interior to convey to Holy Cross upon payment of value, the property located on Greenbelt Road.
- July/August 1964 – Congregation purchases new church site from the Department of Interior for $50,000
- April 7, 1968 – Groundbreaking services are held at the new church site
- January 12, 1969 – Cornerstone Laying Service is conducted
- September 7, 1969 – New church is dedicated
- May 11, 1970 – City of Greenbelt purchases old church site at 22 Ridge Road and will use it to build the Green Ridge House retirement facility
- September 1980 – Sunday morning nursery program is established with Peggy Melley as director
- April 1989 – Eunice Kuring is called as Director of Christian Education
- May 5, 1991 – Groundbreaking for new addition to Holy Cross (Fellowship Hall, Sunday School classrooms, church offices, conference room)
- May 17, 1992 – Dedication of new addition
- September 5, 1993 – Retirement Celebration Service for Rev. Edward Birner. Pastor Birner served Holy Cross Church for 41 years; 1 year as vicar and 40 years as pastor
- November 7, 1993 – The Rev. Stephen H. Mentz is called as Pastor of Holy Cross
- 1998 – Holy Cross hosts “Lift High the Cross” hot air balloon evangelism event
- 2000 – Handbells are purchased and a Handbell Choir is established
- Summer of 2001 – Community yard sales begin
- February 24, 2002 – Dedication of New Organ (old organ damaged by lightning)
- June 2, 2002 – Dedication of statue of Christ in narthex
- August 25, 2002 – First annual Church Picnic
- February 1, 2007 – Thrift Store was reopened by Holy Cross - headed by Shirley Lee
- June 15, 2008 – Ordination of Rev. Neil Ray (son of the congregation)
- March 19, 2010 – Funeral service for Pastor Birner
- September 2011 – Lunch with Pastor begins.
- September 2011 – Started support for Lutheran Seminarian from Haiti – Maurisseau Sadrac Pierre
- May 2012 – Establishment of Jean S. Whittaker Memorial Scholarship
- March 20, 2015 – Began annual Palm Sunday Prayer Walks in the Greenbelt community
- August 30, 2015 – Church Mortgage Burning Celebration and church picnic
- January 2016 – Pastor Suah Deddeh becomes Holy Cross Assistant Pastor of Welcoming and Outreach
- April 8, 2017 – First Community Children’s Easter Celebration
- November 5, 2017 – Dedication of Rev Edward Birner Memorial Cross in the circle in front of the church
- May 2018 – June 2019 – Replacement of roof over Sanctuary, Thrift Store & Parlor
- June 2019 – 40th anniversary of Pastor Mentz ordination into Holy Ministry and 25th year at Holy Cross Church
- August 25, 2019 – 75th Anniversary of Holy Cross
- August 2022 - James Helms Jr. installed as vicar at Holy Cross.
- August 19, 2023 - Ordination and installation of James Helms Jr. as pastor of Holy Cross.
- September 2024 - Began joint ministry with sister congregation El Shaddai to hold intercultural youth Bible studies.