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James Farrell — US Census Records & Model Tree

We found 6458 free census records for James Farrell across 6 census years (1900–1950), in 50 states and DC and 902 counties. Each record includes our Model Tree — the same person linked across decades using machine learning, with per-link confidence scores.

James Farrell Census Records by State & County

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Family Members (in same household)
Showing of 6458 records for James Farrell US Census, ranked by Model Tree richness
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Year Name Age Location Birthplace Occupation Relation
1940 James Farrell 21 Blair-County, Pennsylvania Pennsylvania Labor Son
1920 James Farrell Charles, Maryland Maryland None Son
1940 James S. Farrell 58 Philadelphia-County, Pennsylvania Pennsylvania Foreman Head
1940 James E Farrell 21 Wayne-County, Michigan Iowa Laborer Son
1930 James J Farrell Norfolk, Massachusetts Massachusetts Machine Operator Son
1940 James Farrell 43 Erie-County, New York Pennsylvania Press Cleaner Head
1930 James J. Farrell Salt Lake, Utah Utah Clerk Express Head
1930 James J. Farrell New York, New York Ireland Grocer Head
1940 James S Farrell 32 Marion-County, Indiana Indiana Installer Head
1940 James Farrell 81 Kings-County, New York Ireland — Head
1940 James Farrell 70 Bronx-County, New York Ireland Blaster Head
1930 James Farrell Kings, New York Ireland Spl Officer Head
1940 James Farrell 51 St.-Louis-City-County, Missouri Missouri Machinist Head
1930 James Farrell Kings, New York Ireland Maintainer Head
1910 James Farrell Kings, New York New York — Head
1930 James A. Farrell Providence, Rhode Island Rhode Island Baker Son
1930 James L. Farrell Multnomah, Oregon Oregon — Son
1920 James Farrell Worcester, Massachusetts Massachusetts — Son
1940 James Farrell 18 Philadelphia-County, Pennsylvania Pennsylvania — Son
1900 James Farrell 48 Gratiot, Michigan Ohio Farmer Head
1910 James Farrell Cook, Illinois Illinois Laborer Head
1940 James Farrell 10 Los-Angeles-County, California California — Son
1920 James E. Farrell Charles, Maryland Maryland Farmer Head
1930 James S. Farrell Mecklenburg, North Carolina North Carolina — Son
1930 James Farrell Wayne, Michigan Michigan — Son
1940 James M. Farrell 15 Middlesex-County, Massachusetts Massachusetts — Son
1940 James J. Farrell 22 Kings-County, New York New York Mail Clerk Son
1910 James J Farrell Kings, New York New York Funeral Director Head
1930 James Jr. Farrell Logan, West Virginia West Virginia — Son
1940 James Farrell 14 Waseca-County, Minnesota Minnesota — Son

About James Farrell US Census Records & Model Tree

We've indexed 6458 free, proprietary US Census records for James Farrell across 1900–1950, covering 50 states and DC: Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Hawaii, 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 6458 US Census records for James Farrell, from 1900 to 1950, across 50 states and DC.
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 Farrell'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 Farrell 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 Farrell records from the 1900 through 1950 US Federal Census, across 50 states and DC. 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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