Here are the latest updates I can provide about the Historic American Buildings Survey (HABS) based on the most recent public information available:
Direct answer
- As of 2024–2025, HABS continues to operate as part of the National Park Service’s Heritage Documentation Programs, focusing on recording America’s historic built environment through measured drawings, photographs, and historical reports. The program marks its 90th anniversary in 2023–2024 with exhibitions and ongoing expansion of its archive, which now exceeds 45,000 documented sites.[2][3]
Key context and recent milestones
- 90th anniversary and public programming: HABS celebrated its 90th anniversary around 2023–2024 with exhibitions (for example, “Blazing the Trail”) and discussions about how new technologies are shaping documentation work.[3][2]
- Scope of the archive: The HABS/HAER/HALS collections total tens of thousands of entries, with materials including measured drawings, large-format photographs, and narrative histories. The Library of Congress hosts the HABS collection, which is public domain and widely accessible for research.[4][8]
- Archival breadth: The program documents a wide range of building types, landscapes, and engineering works across the United States and its territories, dating from the pre-Columbian era through the 20th century.[8][4]
Where to access official information
- National Park Service – HABS pages and articles: For official program descriptions, anniversary notes, and project highlights, see the NPS coverage of HABS and its 90th anniversary (articles hosted by nps.gov).[2][3]
- Library of Congress – HABS collection: The LOC hosts the searchable HABS/HAER/HALS collection with metadata and digitized items, representing the core public access point for these records.[4][8]
- LOC guides and collection pages: Additional guidance on researching historic properties and accessing the collection is available through LOC resources, including “House History” guides and the collection overview pages.[5][6][8]
If you’d like, I can:
- Pull specific recent HABS project highlights or notable newly documented sites from 2023–2025.
- Show you how to search the LOC HABS collection for a particular region, building type, or time period.
- Create a quick summary or a map-style list of notable HABS sites added recently, with links to the drawings or photos.
Sources
Last updated: May 20, 2024 In celebration of the 90 For ninety years, the Historic American Buildings Survey (HABS) has been the at the forefront of recording America’s rapidly vanishing built environment, embracing buildings ranging from the architect-designed and monumental to the humble vernacular to tell all American stories. Over 45,000 buildings and sites are now represented in its archive of measured drawings, photographs, and historical reports. … thanniversary, on November 10, 2023 an...
home.nps.govSearch results 1 - 25 of 45882.
www.loc.govThis guide provides research strategies to discover the history of a particular building or property, including architecture, location, ownership, and historical context.
guides.loc.govOverview of the HABS/HAER/HALS collections, which document achievements in architecture, engineering, and landscape design from the 17th-20th centuries in the United States and its territories through measured drawings, photographs, and written historical and architectural information. The collection includes: colonial houses, plantations, Victorian mansions, 20th century commercial buildings including skyscrapers, Native American sites, the built environment, landscapes and parks, military...
www.loc.govLast updated: May 20, 2024 In celebration of the 90 For ninety years, the Historic American Buildings Survey (HABS) has been the at the forefront of recording America’s rapidly vanishing built environment, embracing buildings ranging from the architect-designed and monumental to the humble vernacular to tell all American stories. Over 45,000 buildings and sites are now represented in its archive of measured drawings, photographs, and historical reports. … ^th^anniversary, on November 10, 2023...
www.nps.govand may be obtained from the Library of Congress. CURRENT PROGRAMS Today, the National Park Service, through HABS, conducts a broad national program of intensive architectural surveys on a shared-fund basis in cooper- ation with State and local governments, preservation groups, and historical societies. The Service works closely with groups and institutions which have an active interest in recording historic structures and gives priority to pro- jects in areas where there is active concern for...
npshistory.comMeasured drawings, photographs, and written historical and architectural information for structures and sites dating from the 17th-20th centuries in the U.S. and its territories. Documentation for more than 43,000 sites and structures; records being added.
www.loc.gov