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James Gillespie — US Census Records & Model Tree

We found 4197 free census records for James Gillespie across 6 census years (1900–1950), in 49 states, DC, and 1 territory and 948 counties. Each record includes our Model Tree — the same person linked across decades using machine learning, with per-link confidence scores.

James Gillespie Census Records by State & County

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Showing of 4197 records for James Gillespie US Census, ranked by Model Tree richness
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Year Name Age Location Birthplace Occupation Relation
1930 James M. Gillespie Lackawanna, Pennsylvania Pennsylvania Fireman Son
1940 James Gillespie 21 Allegheny-County, Pennsylvania Pennsylvania Salesman Son
1930 James H. Gillespie Lumpkin, Georgia Georgia Farmer Head
1940 James Gillespie 64 Cuyahoga-County, Ohio Scotland Farmer Head
1920 James J. Gillespie New York, New York New York Conductor Head
1940 James Gillespie 66 Multnomah-County, Oregon Scotland Railroad Inspector Head
1930 James A. Gillespie Montgomery, Ohio Ohio — Head
1940 James Gillespie 16 Braxton-County, West Virginia West Virginia — Son
1940 James R. Gillespie 13 Suffolk-County, Massachusetts Massachusetts — Son
1930 James Jr. Gillespie Cook, Illinois Illinois — Son
1940 James Gillespie 16 Davidson-County, Tennessee Tennessee — Son
1940 James O. Gillespie 10 Oktibbeha-County, Mississippi Mississippi — Son
1920 James R Gillespie Braxton, West Virginia West Virginia Water Boy Son
1910 James Gillespie Harper, Kansas Illinois Farmer Head
1940 James Gillespie 50 Chickasaw-County, Mississippi Mississippi Share Cropper Head
1910 James N. Gillespie Braxton, West Virginia West Virginia Farmer Head
1920 James Gillespie Hudson, New Jersey New Jersey Laborer Son
1910 James H Gillespie Tazewell, Virginia Virginia Farmer Head
1920 James Gillespie Lee, Mississippi Mississippi Farm Laborer Son
1910 James Gillespie Sangamon, Illinois Pennsylvania Examiner Head
1900 James Gillespie 43 Somerset, New Jersey New Jersey Painter Head
1910 James Gillespie Door, Wisconsin Wisconsin Farmer Head
1910 James Jr Gillespie Sangamon, Illinois Illinois — Son
1910 James C Gillespie New Castle, Delaware Delaware Merchant Head
1910 James Gillespie Kings, New York Ireland Patrolman Head
1910 James P Gillespie Graham, Arizona Arizona — Son
1940 James Gillespie 24 Henry-County, Ohio Ohio Laborer Son
1940 James Gillespie 27 Queens-County, New York New York Driver Son
1930 James D Gillespie Calhoun, Mississippi Mississippi — Head
1940 James B. Gillespie 31 Champaign-County, Illinois Illinois Presser Head

About James Gillespie US Census Records & Model Tree

We've indexed 4197 free, proprietary US Census records for James Gillespie across 1900–1950, covering 49 states, DC, and 1 territory: Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Guam, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming.

Each record includes our Model Tree — a longitudinal reconstruction that links the same person across census decades using machine learning (XGBoost record linkage). Every link carries a confidence score: Verified (≥0.99), Confirmed (≥0.95), or Linked (lower confidence). This tells you not just what the census says, but how reliably we've connected records across time.

Every record also shows the full household — who James lived with, their ages, birthplaces, and occupations. For 1940 and 1950 records, you can view the original handwritten census page from the National Archives.

How we build the Model Tree. YourRoots independently indexes US Census records from NARA microfilm and links persons across decades using XGBoost-based record linkage. Each link's confidence is a per-pair match score from the model. Household corroboration (co-residents appearing on the same census pages in multiple years) strengthens the signal. The Model Tree is not a family tree submitted by users — it's reconstructed from the census data itself.

Last updated: July 30, 2026

Frequently Asked Questions

We have 4197 US Census records for James Gillespie, from 1900 to 1950, across 49 states, DC, and 1 territory.
You'll see James's age, birthplace, occupation, and relationship to the head of household — plus everyone else who lived in the same home. For 1940 and 1950 records, you can also view the original handwritten census page.
Census records are a snapshot of a family every 10 years. You can follow James Gillespie's household over time — see when children appear, when people move states, and who's living together. YourRoots connects census data with Tree Matching and AI tools so you can build out your tree faster.
Yes. All James Gillespie census records on YourRoots are free to search and view — no subscription required. We built our own index from the original federal census images.
We have James Gillespie records from the 1900 through 1950 US Federal Census, across 49 states, DC, and 1 territory. Use the year and state filters above to narrow your results.
Start by narrowing the year and state. If you know an approximate birth year, use the age column to match — census age minus the census year gives you a birth year estimate. Household members, birthplace, and occupation help confirm you have the right person.
The Model Tree is YourRoots' unique feature that links a person across multiple census decades and reconstructs their likely family — parents, siblings, spouse, and children — based on household patterns. It turns isolated records into a connected family network.
All records originate from the US Federal Census microfilm digitized by NARA (National Archives and Records Administration). YourRoots re-indexed the original page images using modern AI, catching names and details that older transcriptions missed.
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