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William Lund — US Census Records & Model Tree

We found 2774 free census records for William Lund across 6 census years (1900–1950), in 50 states and DC and 629 counties. Each record includes our Model Tree — the same person linked across decades using machine learning, with per-link confidence scores.

William Lund Census Records by State & County

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Family Members (in same household)
Showing of 2774 records for William Lund US Census, ranked by Model Tree richness
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Year Name Age Location Birthplace Occupation Relation
1940 William O. Jr. Lund 26 Hennepin-County, Minnesota Minnesota Salesman Son
1910 William Lund Apache, Arizona Utah Farmer Head
1920 William E Lund Henry, Illinois Illinois Moulder Head
1940 William O. Lund 52 Hennepin-County, Minnesota Iowa Owner Head
1930 William Lund San Francisco, California California — Son
1940 William Jr. Lund 23 Scotts-Bluff-County, Nebraska Colorado Laborer Son
1910 William M Lund Goodhue, Minnesota Minnesota — Son
1920 William C. Lund Platte, Nebraska Nebraska None Son
1940 William Lund 17 Los-Angeles-County, California California — Son
1930 William Lund Los Angeles, California California — Son
1910 William Lund Waupaca, Wisconsin Wisconsin Farmer Head
1940 William Lund 21 Cuyahoga-County, Ohio Ohio Machinist Son
1910 William L Lund Henrico, Virginia Virginia Farmer Head
1920 William Lund Cook, Illinois Illinois Laborer Son
1910 William Lund Riley, Kansas Illinois Farmer Head
1910 William G. Lund Apache, Arizona Arizona Laborer Son
1930 William Lund San Francisco, California California — Son
1940 William E Jr Lund 20 Harrison-County, Mississippi Mississippi — Son
1910 William H Lund Hillsboro, New Hampshire New Hampshire Farmer Head
1930 William L. Lund King, Washington Kansas Finisher Head
1930 William C. Lund Middlesex, New Jersey New Jersey Junior Chemist Son
1930 William Lund Wayne, Michigan Michigan — Son
1930 William F Lund Providence, Rhode Island Rhode Island — Son
1940 William J. Lund 19 Ramsey-County, Minnesota Minnesota 200 Son
1910 William Lund Crawford, Missouri Indiana Farmer Head
1930 William R. Lund Orleans, Louisiana Louisiana — Son
1920 William Lund Buffalo, Wisconsin Minnesota Clerk Son
1910 William H. Lund Apache, Arizona Utah Farmer Head
1940 William Lund 15 Hennepin-County, Minnesota Minnesota — Son
1940 William Lund 12 Yellow-Medicine-County, Minnesota Minnesota — Son

About William Lund US Census Records & Model Tree

We've indexed 2774 free, proprietary US Census records for William Lund 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 William 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 2774 US Census records for William Lund, from 1900 to 1950, across 50 states and DC.
You'll see William'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 William Lund'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 William Lund 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 William Lund 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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