Using the National Archives (NARA) for Family History Research

The National Archives and Records Administration (NARA) holds one of the largest collections of primary source documents available to family history researchers in the United States, spanning federal census schedules, military service and pension records, naturalization files, land patents, and passenger arrival lists. These holdings form a cornerstone of the professional genealogical research landscape described across genealogyauthority.com. Understanding how NARA's access systems, finding aids, and record series are structured allows researchers and professionals to locate relevant materials efficiently and interpret them accurately within the broader framework of genealogical methodology and record types.

Definition and scope

NARA is the federal agency responsible for preserving and providing access to the permanently valuable records of the United States government (NARA About Page). For family history purposes, the relevant holdings concentrate in two categories: records created directly about individuals — such as census schedules, pension files, and naturalization petitions — and records that document geographic or administrative contexts useful for locating ancestors, such as land-entry case files and bounty land warrants.

NARA operates 15 presidential libraries, the National Archives Building in Washington, D.C., and 13 regional facilities distributed across the country. The regional facilities, sometimes called National Archives field branches, hold records specific to federal court districts, customs districts, and agency field offices in their geographic areas. Researchers seeking court naturalization records for ancestors in the Midwest, for example, would typically consult the Chicago or Kansas City regional facility rather than the main facility in Washington.

The online access platform Ancestry.com holds licensing agreements with NARA to digitize and index large record series, but NARA's own portal — Archives.gov — and the National Archives Catalog provide free public access to digitized holdings and to descriptive finding aids for undigitized records.

How it works

Access pathways are tiered by record digitization status:

1. Fully digitized and indexed records — searchable through the National Archives Catalog or through licensed partners; available for download without visiting a facility.
2. Digitized but not fully indexed records — browsable image-by-image through the Catalog using known geographic or administrative parameters (regiment number, county, port of entry).
3. Microfilmed but not digitized records — available at NARA facilities and at many Family History Centers affiliated with the Church of Jesus Christ of Latter-day Saints.
4. Original unfilmed records — require an in-person visit or a paid duplication request submitted through NARA's National Personnel Records Center (NPRC) or the Archival Research Catalog (ARC) system.

Requesting records from NARA follows two distinct tracks depending on record age and type. Records created more than 72 years ago are generally available under standard archival access rules with no privacy restrictions. Records falling within the 72-year rule — most notably, individual census schedules, which are released on a 72-year schedule (NARA Census FAQ) — are restricted until their scheduled release date. Military records for veterans who separated from service less than 62 years ago require next-of-kin authorization or a Freedom of Information Act (FOIA) request.

For military records research, the Standard Form 180 (SF-180) is the formal request instrument for personnel and medical records held at the NPRC in St. Louis, Missouri. The 1973 fire at that facility destroyed an estimated 16–18 million Army and Air Force personnel records, a loss documented by NARA itself (NARA Fire Information), which means researchers may need to reconstruct service histories from alternative sources such as unit rosters, draft registration cards, or pension application files.

Common scenarios

Census research: NARA holds original federal census schedules from 1790 through 1950 (with 1950 being the most recently released under the 72-year rule). Each decennial census schedule contains different data fields; the 1880 through 1940 schedules include relationship to head of household, birthplace of parents, and in later years, additional demographic data. US census records held by NARA are among the most frequently accessed record series in American genealogical research.

Immigration and naturalization: Naturalization records created in federal courts are held at NARA regional facilities corresponding to the court district. Records filed in state courts prior to 1906 — when the Bureau of Immigration and Naturalization was established — may be held at state archives rather than NARA. Immigration and naturalization records researchers should identify the correct court jurisdiction before submitting a request.

Land records: NARA's General Land Office (GLO) records, now searchable through the Bureau of Land Management's GLO Records site, document original federal land patents. These differ from subsequent deed transfers, which are held at county recorders' offices. Land and property records at NARA cover primarily the public land states — those 30 states where the federal government originally owned and distributed land.

African American genealogy: NARA holds records of the Bureau of Refugees, Freedmen, and Abandoned Lands (commonly called the Freedmen's Bureau), which are critical for researchers tracing Freedmen's Bureau records and post-Civil War African American family lines. African American genealogy research also benefits from NARA's pension files for United States Colored Troops (USCT) regiments, which contain detailed personal testimony.

Decision boundaries

NARA vs. state archives: NARA holds federal government records. Vital records — birth, death, and marriage certificates — are state-level documents held by state vital records offices or deposited at state archives, not NARA. Researchers conflating federal and state jurisdiction may submit misdirected requests and lose weeks of research time.

NARA vs. local repositories: Probate files, deed records, and church and parish records remain at county courthouses or denominational archives. NARA does not hold county-level administrative records.

Digitized access vs. physical access: The National Archives Catalog contains descriptions for approximately 15 million digital objects as of the most recent public reporting (National Archives Catalog), but this represents only a fraction of NARA's estimated billions of pages of textual records. For record series not yet digitized, researchers must use microfilm, submit duplication requests, or visit in person.

Professional researchers vs. self-service: Onsite research at NARA facilities is open to the public, but navigating unindexed record series requires fluency with NARA finding aids and Record Group structures — skills associated with credentialed professionals, such as those certified by the Board for Certification of Genealogists (BCG) or accredited by the International Commission for the Accreditation of Professional Genealogists (ICAPGen). Researchers handling complex or undigitized holdings often engage professional genealogists with demonstrated NARA research experience.

References

• National Archives and Records Administration (NARA) — Official Site
• NARA National Archives Catalog
• NARA Census Records FAQ — 72-Year Rule
• NARA — 1973 NPRC Fire Information
• Bureau of Land Management — General Land Office Records
• Board for Certification of Genealogists (BCG)
• International Commission for the Accreditation of Professional Genealogists (ICAPGen)
• NARA Standard Form 180 — Request Pertaining to Military Records