The Society operates the Old Austerlitz Historical Village where artifacts, photos, and memorabilia relating to the town are displayed in a collection of 18th and 19th century buildings. These buildings include an 1818 one-room schoolhouse, an 1850s church, a blacksmith's, the 1770 Sauers-Kellogg House, a granary, the Morey-Deveraux House, and the 1830s Varney House.

The society offers occasional recreational and educational events; the village offers tours.

The Society offers a wide variety of activities for all ages throughout the year. At its home, the former Ball Residence, are housed the Society's museum exhibits, library, and archives. Museum exhibits include research-level collections of glass, pottery, and other locally produced items, along with a regular schedule of temporary feature exhibits. The Society also operates the Wyman Tavern. Built by Captain Isaac Wyman in 1762, it was initially used as a tavern for 40 years. The Reverend Zadekiah Barstow, the last settled minister by the town, made the tavern his home for the next 55 years. It is now maintained as a period house museum representing the period from 1770 to 1860.

The museum offers exhibits, tours, educational programs, research library access, and occasional recreational and educational events; the Tavern offers tours, educational programs, and occasional recreational and educational events (including living history events).

The Society operates the Northfield School Museum, dedicated to preserving the history of the old Northfield Middle School building. This building opened its doors in 1911 as the Northfield Central High School. With the construction of the new middle school the last classes were held in the old school in 2004.

The society offers research library access and occasional educational and recreational events; the museum offers exhibits.

Located in the 1762 Brick Market (designed by Peter Harrison) the Society's Museum provides the whole family with an introduction to the area's rich history and the beauty of its architecture. Visitors glimpse the lives of the people—past and present—who have made Newport one of America's most historic cities. The Society also manages several historical sites, including the 1730 Seventh Day Baptist Meeting House, the 1697 Wanton-Lyman-Hazard House, the 1699 Great Friends Meeting House, and the 1739 Newport Colony House.

The society offers tours, educational programs, research library access, and occasional recreational and educational events; the museum offers exhibits and tours; the Wanton-Lyman-Hazard House offers tours; the Great Friends Meeting House offers tours; the Newport Colony House offers tours.

Open since 1996, the museum is housed on the second floor of the historic Kennesaw House. Originally a cotton warehouse built in 1845, it was remodeled to become the Fletcher House Hotel in 1855. Today the museum houses four galleries featuring collections from the Civil War, Local History, Home Life and the Military. Unique to the museum is the Civil War collection featuring the history of the Georgia Military Institute, the story of the only slave buried in the Marietta Confederate Cemetery and the distinction of involvement in the infamous Union plot to steal the Confederate Locomotive called The General.

The site offers event information, information about the galleries in the museum, and access to a media archive.

The Washington State History Museum is where fascination and FUN come together! People of all ages can explore and be entertained in an environment where characters from Washington's past speak about their lives. Through interactive exhibits, theatrical storytelling, high-tech displays and dramatic artifacts, learn about our state's unique people and places, as well as their impact on the country and the world.

The site offers educational and research resources, virtual tours of the museum, and information about the museum and the Washington State Historical Society.

The Society owns and operates two historic sites. The 1885 Pottawattamie County Squirrel Cage Jail is one of 18 revolving ("squirrel cage," "human rotary," or "lazy Susan") jails built. The RailsWest History Center, housed in the 1899 Rock Island Depot, has displays of dining car silverware, a telegraph office, and memorabilia such as porters' uniforms and ticket stubs, as well as railcars and a model railroad.

The sites offer tours and exhibits; the society offers lectures and educational and recreational programs.

The Society operates a gallery for changing local history exhibits, as well as six historical sites throughout Long Island. These six sites are listed separately in the NHEC's Historical Site database.

The society and its gallery offer exhibits, educational programs, and occasional recreational and educational events.

Weeksville Heritage Center is dedicated to preserving the Hunterfly Road houses. These houses represent one of the first free African American community in the United States. In 2005, the houses underwent a three million dollar restoration, and now sit in a park in central Brooklyn, similar to their original setting. A new education/cultural center is being built now.

The site offers information about historical Weeksville, an archive of press releases, and information about upcoming events.

The National Civil War Museum portrays the Civil War as a time line, from the issues straining the nation through the war's conclusion at Appomattox Court House. In order to tell this story, the National Civil War Museum incorporates collections of artifacts, manuscripts, documents, photographs, and other printed matter that exceed 24,000 items. In addition, the museum chronicles the history of the nation in the aftermath of the war, up until 1876.

The site offers information about the museum and upcoming events, information for researches, lesson plans for teachers, and a museum shop.