The ACGS Library is located at 4 Elm Street, next to the Blessed Sacrament Church in Manchester, New Hampshire, one block south of Queen City Avenue.

General questions and comments should be directed to

The library mailing address is:

      • American-Canadian Genealogical Society
      • P.O. Box 6478
      • Manchester, NH 03108-6478

The library telephone number is: (603) 622-1554


Hours of Operation

Wednesday, Friday, Saturday — 9 a.m. to 4 p.m.
Sunday — 1 p.m. to 4 p.m.


From the South: Take I 93 north to I 293, follow past Mall of NH /South Willow Street and Brown Avenue exits. Use next Exit, marked “I 293 North, Manchester, Concord.” Again, use first exit, marked “Queen City Bridge.” Turn right at exit, stay right and continue to Queen City Bridge/Avenue, turn right, cross bridge, stay in right lane, and turn right at second set of traffic lights (Elm St). Blessed Sacrament buildings are on your right. Continue to first right, notice former school building, turn into back parking lot, and enter building through back door. (Entrance for handicapped people at front of building.)

From the North: Take I 89 south to I 93 south in Concord to Manchester. After the tolls south of Concord, take I293 to exit 4, “Queen City Ave./Bridge” and follow directions “From the South.” Alternate route: NH Route 3 or 3 A south; to I 293 at Amoskeag Bridge, then follow directions above.

From the West: Take NH Route 101 East to I 293; take exit for “I 293 North, Manchester, Concord.” Following this path, use first exit, marked “Queen City Bridge/Avenue.” Use same directions as in “From the South.”

From the East: Take NH Route 101 West to I 293. Passing behind the Mall of NH, use same directions as in “From the South.”


Food or beverages including bottled water are not allowed in the library area. A lunch area is adjacent to the library.

Smoking Prohibited

Smoking is prohibited inside the society. Smoking is allowed outside the building and trash receptacles are provided.

Personal Belongings

Coats, sweaters etc. not being worn must be placed in the designated area. Briefcases, bags and pocket books are not allowed on the tables.


A copy machine is available to make copies. Only books with a specified binding or designation may be copied.

Our Holdings

Canadian Resources

Our major holdings include the digitized version of the Drouin microfilm collection, a collection of Catholic Church records, indexed in Répertoires, for the provinces of Québec, Ontario and New Brunswick. Many census records are available for New Brunswick. Limited resources are available for Alberta, Saskatchewan and Manitoba. We are acquiring new Répertoires of baptisms and burials along with a number of Protestant Church records. Our Acadian materials are also growing rapidly.

United States Records

We have extensive records of marriages in churches of New Hampshire, Maine, Massachusetts, Rhode Island, Vermont, Connecticut and New York as well as a few records of the Midwestern United States, Illinois and Pacific Northwest. We also have CD collections; PRDH, Family Tree Maker, Maine marriages (limited years). Films

On film, we have vital records of New Hampshire to 1900; Vermont, 1760 to 1908; Massachusetts marriages and births, 1840-1905; the Loiselle file of Québécois marriages; the Moncton (Archdiocese) file, which contains church records of Westmorland and Kent Counties, New Brunswick; and church records of Charlesvoix County, Québec to 1908.

Other Reference Materials

Tanguay’s Dictionnaire généalogique des familles canadiennes; Drouin’s Dictionnaire national Des Canadiens-français and Réptoire alphabétique Des mariages Des Canadiens-français, 1760-1935; Petit Drouin, Jetté’s Dictionnaire généalogique Des familles du Québec, Arsenault’s Histoire et généalogie Des Acadiens, Bergeron’s Le grand arrangement Des Acadiens au Québec and Stephen White’s Dictionnaire Généalogique Des Familles Acadiennes.

The following files are listings of our holdings in Adobe PDF format. To download, follow these steps:

      1. Hover your mouse over the file you want to download
      2. Right click on the filename and click on “Save Target As….”

For a complete listing of our parish repertoires and vital records, download this file:

For a complete listing of our main collection including family histories, download this file:

For a complete listing of our holdings on microfilm, fiche and CDs, download this file: