The collection consists largely of research materials and notes created in the preparation of Boire's book "With Hearts and Minds" published in 2016. The remainder of the collection consists of materials collected by Boire from Caisse Populaire Maillardville Credit Union, as well as accumulated material pertaining to Boire’s involvement in several community initiatives, such as the Maillardville Residents' Association, Maillardville revitalization and planning, and Place Maillardville.

Materials include correspondence, photographs, administrative records, interviews, reports, handwritten notes, clippings, advertising and professional materials, newsletters, research materials, prints, postcards, ephemera, a map, embossing seals, a lid from a glass milk bottle, and other documents. The collection also includes a manuscript copy of “With Hearts and Minds”.

The fonds consists of the operational records of the Burquitlam Community Association, including minutes, agendas, correspondence, and documents related to programs, projects, and committees. The fonds also includes photographs of the Burquitlam neighbourhood and a Burquitlam Community Association meeting from 2004.

The fonds consists of banking ledgers, photographs, promotional materials and newspaper clippings.

The fonds consists of correspondence, financial ledgers, manuals, personnel files, photograph prints, and slides relating to the Canadian Western Lumber Company Limited., its predecessor, subsidiary, and successor companies (e.g. Crown Zellerbach and International Forest Products).

The fonds consists of records of the Champagne family, who lived and worked in Maillardville. The fonds consists of both textual records and photographs.

The collection consists of three panoramic photographs. One photograph shows the congregation of Our Lady of Fatima (Notre Dame de Fatima) gathered around the travelling statue of Our Lady of the Cape (Notre Dame du Cap) in 1950. The second photograph shows the congregation of Our Lady of Fatima posed in front of the Church after its construction in 1959. This photograph is assumed to have been taken either in the year of construction or sometime in the early 1960s. The third photograph shows the congregation of Our Lady of Lourdes (Notre Dame de Lourdes) gathered in front of the church with the statue of Our Lady of the Cape (Notre Dame du Cap) on December 17th, 1950.

The collection consists of photographs collected by the City of Coquitlam Archives that are not part of a specific fonds or collection.

The fonds consists of records pertaining to the development and administration of the Como Lake Preschool from its inception in 1952 through to its dissolution in 2011. The fonds consists of committee meeting minutes, administrative records, newsletters, procedural handbooks, photographs, promotional materials, and a leather-bound history of the preschool. The records have been divided into 3 series as follows:
Series 1: Meeting Minutes
Series 2: Administrative records
Sub-series 1: Policies, Procedures, and Guidelines
Sub-series 2: President?s Files
Sub-series 3: Newsletters
Sub-series 4: Written Histories
Sub-series 5: Ephemera
Sub-series 6: Financial records
Sub-series 7: General Administration
Series 3: Photographs

The collection consists of material accumulated by the Coquitlam Heritage Society over the course of its existence. The collection includes the following: records related to Fraser Mills (later the Canadian Western Lumber Company, then Crown Zellerbach) including ledger books, journals, statements, photographs, and various other records; records related to the lumber industry in Coquitlam; photographs of historic Coquitlam; glass plate negatives by W.J. Moore and Richard Broadridge; material related to the administration of the Coquitlam Heritage Society itself; and miscellaneous records related to Coquitlam's history

The collection consists of records pertaining to the Coquitlam Satellites Women's Hockey Team from 1975 to 1982. The collection includes: two scrapbooks containing newsclippings, ribbons, and patches; programs for tournaments; programs and manuals from the BC Winter Games in 1981 and 1982; tournament medals; and commemorative pins.

The fonds consists of Board of Directors annual reports from 1998 to 2006 (note that 2002 is missing) as well as one scrapbook containing photographs, programs, and news clippings related to club members taken and collected between 1963 and 1980.

The fonds consists of the operational records of the Coquitlam Teacher Librarians' Association from 1964 to 2017. The records include the constitution, meeting minutes, grant and funding information, award information, statistics, contacts lists, and records relating to annual conferences.

The fonds consists of photographs (prints and negatives), as well as textual material produced or accumulated by Craig Hodge as part of his various functions. Series 01 includes photographs and textual material accumulated as part of his duties on the Pioneer Tales Book Committee, which produced "Coquitlam 100 Years: Reflections of the Past" in 1991. Series 02 includes photographs taken by Hodge during the opening ceremonies of the BC Summer Games in 1991. Series 03 includes photographs taken by Hodge in his capacity as staff photographer for the Columbian Newspaper in the 1970s and 1980s.

The fonds consists of photographs of the Dansey family.

The collection consists of materials that were collected by Diane Stiglish, including a funeral card for Reverand Father Joseph Albert Gerard Leduc; an Information Booklet about Our Lady of Fatima Church; and two advertising flyers for businesses in Coquitlam.

The fonds consists of research materials created and accumulated by Edmund and Garry May Colchester in the 1970s. The material was created and accumulated in the preparation of a final report entitled "Contrasting Philosophies in Workers' Housing in Two Mill Villages: Fraser Mills Townsite and Maillardville - A Brief History”. The fonds also contains several versions of the final reports, as well as other academic writing.

Materials include photographs of houses in Maillardville and Fraser Mills, aerial photographs of Fraser Mills, maps (hand-drawn and copies), promotional materials for Crown Zellerbach, as well as other materials accumulated during the research process.

The fonds consists of three police log books dated 1914, 1915, and 1918.

The collection consists of 8 photographs related to the Fenton Family and Fraser Mills. The photographs depict the mill site as well as social gatherings of Fraser Mills employees (dinners and golf tournaments). The collection also includes two advertising posters produced by the Canadian Western Lumber Company Limited and Crown Zellerbach. Finally, the collection includes a Crown Zellerbach patch/label and 6 sets of construction plans for wooden boats that would have been produced using wood sourced from Fraser Mills.

The fonds consists of operational records generated by the Four Acres Trailer Court including a business card, signs, financial records and lists of tenants.

The fonds consists of two colour positive slides depicting the former townsite at Fraser Mills in 1976. The photographs were taken on the south side of the railway tracks by George Bergson. The fonds also includes a number of photographic slides showing various interior and exterior shots of Fraser Mills buildings taken in 1986 as well as a photograph showing the mill taken in 1996 from New Westminster looking down the Fraser River.

The collection consists of seven class portraits from 1960 to 1966 and two from the 1920s, as well as four additional photographs including a portrait of Joseph William Harris and his family ca. 1912 ; two photographs depicting two separate properties in Coquitlam, and a photograph of the Coquitlam float in the 1945 May Day Parade in New Westminster. The collection also consists of a certificate granted to Wilfred Harris for the McLean Method and two completed building permit applications from Wilfred Harris to the District of Coquitlam.

The fonds consists of several photographs including two class portraits from Our Lady of Fatima School (Grade 4 French from 1959-1960 and Grade 6 French from 1961-1962); a baseball team photograph of the SO Coquitlam Allstars from 1963; and a photograph of Fernand and Julienne Filiatrault with Father Gérard Leduc and Father Denomee Trenomme from Lady of Fatima Church.

The collection consists of three photographs of the 1948 flood at Fraser Mills.

The fonds consists of textual material relating to Margaret Krenbrink's involvement in several organizations and associations in Coquitlam including the Ranch Park Ratepayers Association and the Coquitlam Teacher's Association. The fonds also includes some personal advocacy correspondence and a copy of the 1980/1981 Voter's List for the District of Coquitlam.

The collection consists of portraits taken of the May Queens and attendants from 1940 to 1962, as well as the Roll Book which provides the name of each girl in the photographs, including the list of names for the 1971 May Day celebrations for the British Columbia centennial.

The fonds consists of one panoramic photograph and one postcard. The panorama depicts the students and teachers from Our Lady of Lourdes school posed in front of the school buildings and Our Lady of Lourdes Church. The postcard from 1908 is addressed to Miss Sadie Lougheed, Coquitlam BC.

The fonds consists of nineteen colour photographs of various locations around Coquitlam.