Bible Studies & Small Group Ministries   Currently there are two women's Bible studies held at Trinity. 
There are also small groups for young married couples, adults, a men's group and a monthly craft group.

Adult Sunday School   Adults study a variety of relevant topics during Sunday school, which is held from 10:30--11:15 am on Sundays.  These times of growth and study help adults grow in their relationship with God and in their ability to serve Him.

Prayer Ministry   A time of prayer with two elders is held after worship on the final Sunday of each month.  The church phone and email prayer chain can also be used to request the prayer of God's people. 

Service Opportunities   As a part of the ministry of Trinity Reformed Church, members are encouraged to serve God in a variety of ways. Opportunities for service include areas such as:  Sunday greeters, Sunday coffee & punch servers, Musicians, Sound system and projector system operators, Assisting in worship leadership, Teachers & youth leaders, Visitation team members, Youth group snack providers, Mission trip participants, Special ministry contributors, Giving for special needs, Nursery helpers, Praise singers, Prayer partners, Small group leaders, Delivering worship cassettes.

Women's Ministries   This Group of women meet monthly for study and service. This group organizes events and fundraisers to help meet and support special needs of Trinity, The women also support an RCA missionary and serve at funerals & special events.

Fellowship Events  Special church fellowship events such as a golf outing or picnic in the park are occasionally offered throughout the year.  Other opportunities include basketball and church softball.

Church Leadership   Trinity Reformed Church has six elders and six deacons on their leadership team. The leaders oversee the overall ministry of Trinity Reformed and assist in visitation and financial management.  Ministry teams involving consistory members and members of the congregation provide direction and insight in five key areas of ministry and outreach.

Missions   Trinity Reformed Church helps support three RCA missionaries:
- Dr Bernadeth Kelly Bent and her husband Adrian in Bluefields, Nicaragua
- Robert & Linda Schut in Mescalero, NM
- Gary and Denise Abbas in Papua New Guinea through Wycliffe Bible Translators

Trinity also supports local mission projects and members from Trinity who go on mission trips.
The three RCA colleges and two seminaries are also part of Trinity's mission investment.
The complete list of mission allocations currently makes up about 20% of the annual budget.

Cassette Ministry   Each week, copies of the Sunday morning worship service are made on cassettes. These cassettes are available at the church for those who want a copy.