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William Lindsay — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this William Lindsay across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1879), then head of a 3-person household.
Age 61
b. ~1879
Male
Head
Born: Germany
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Lindsay |
| Given Name | William W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Germany |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Corporation Officer |
| Industry | Electric Power Machinery |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 3000 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
| Occupation | Corporation Officer |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1879 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Lindsay | Head | — | 61 | ~1879 |
| Vera Lindsay | Daughter | — | 25 | ~1915 |
| Myrtle Lindsay | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Cook, Illinois
Head, age 41
Cook, Illinois · implied b. ~1879 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lindsey |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Germany |
| Year of Immigration | 1895 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | electrical |
| Industry | engineer |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | German |
| Home Owned/Rented | R |
| Birth Country | Germany |
| Year of Naturalization | 1905 |
| Birthplace (normalized) | germany |
Head, age 51
Cook, Illinois · implied b. ~1879 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lindsey |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Germany |
| Naturalization Status | Naturalized |
| Year of Immigration | 1895 |
| Age at First Marriage | 30 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Electrical Engineer |
| Industry | Elect. Manufact. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | German |
| Home Owned/Rented | R |
| Home Value / Rent | 55 |
| Radio Set | R |
| Veteran | No |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
1940
Cook-County, Illinois
Head, age 61
Cook-County, Illinois · implied b. ~1879 — 3 household members
| Surname | Lindsay |
| Given Name | William W. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 61 |
| Marital Status | Married |
| Birthplace | Germany |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Occupation | Corporation Officer |
| Industry | Electric Power Machinery |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 3000 |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth Country | Germany |
| Birthplace (normalized) | germany |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links William Lindsay across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Lindsay
Head · 1940 · age 61 · b. ~1879 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Cook-County, Illinois
Open full size
1940 US Federal Census — Cook-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01022-00645)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | June W. Krieger | 25 | Wife | — | Illinois |
| 2 | Gloria M. Krieger | 2 | Son | — | Illinois |
| 3 | Marvin Johnson | 50 | Head | Building Contractor | Illinois |
| 4 | Ruby Johnson | 39 | Wife | — | Illinois |
| 5 | Henry G. Whitacre | 45 | Head | Insurance Salesman | New York |
| 6 | Alice Whitacre | 45 | Wife | — | Illinois |
| 7 | Eunice Whitacre | 16 | Daughter | — | Illinois |
| 8 | Arthur O. Larson | 49 | Head | Plumbing Salesman | Illinois |
| 9 | Augusta E. Larson | 47 | Wife | — | Illinois |
| 10 | Arthur R. Larson | 20 | Son | Clerk | Illinois |
| 11 | Robert A. Larson | 16 | Son | — | Illinois |
| 12 | Roger H. Cameron | 43 | Head | Automobile Salesman | Wisconsin |
| 13 | Harriet Cameron | 38 | Wife | — | North Dakota |
| 14 | Roger Jr. Cameron | 8 | Son | — | Illinois |
| 15 | Joan Cameron | 6 | Daughter | — | Illinois |
| 16 | Helen Cameron | 3 | Daughter | — | Illinois |
| 17 | William R. Baker | 53 | Head | Investigator | Illinois |
| 18 | Meta Baker | 51 | Wife | — | Wisconsin |
| 19 | Barbara J. Baker | 15 | Daughter | — | Illinois |
| 20 | C. Wylie Allen | 36 | Head | Advisory Attorney | Illinois |
| 21 | Mabel J. Allen | 34 | Wife | — | Illinois |
| 22 | Jane L. Allen | 8 | Daughter | — | Illinois |
| 23 | Clara Luecke | 57 | Mother-in-law | — | Illinois |
| 24 | William W. Gauger | 28 | Head | Electrical Engineer | Illinois |
| 25 | Lila L. Gauger | 29 | Wife | — | Illinois |
| 26 | Suzanne S. Gauger | 3 | Daughter | — | Illinois |
| 27 | Allan Gauger | 1 | Son | — | Illinois |
| 28 | William W. Lindsay THIS PERSON | 61 | Head | Corporation Officer | Germany |
| 29 | Myrtle Lindsay | 51 | Wife | — | Michigan |
| 30 | Vera M. Lindsay | 25 | Daughter | School Teacher | Illinois |
| 31 | Frank H. Radermacher | 53 | Head | Milk Man | Illinois |
| 32 | Mary Radermacher | 54 | Wife | — | Illinois |
| 33 | Eleanor Radermacher | 30 | Daughter | Grocery Clerk | Illinois |
| 34 | Mary Radermacher | 20 | Daughter | Stenographer | Illinois |
| 35 | Harold Radermacher | 15 | Son | — | Illinois |
| 36 | Clarence W. Revers | 27 | Head | Clerk | Indiana |
| 37 | Agnes Revers | 25 | Wife | — | Illinois |
| 38 | Joan M. Revers | 3 | Daughter | — | Illinois |
| 39 | Jason Dobbins | 37 | Lodger | District Manager | Wisconsin |
| 40 | Alfred Therrien | 62 | Head | Cement Contractor | Sweden |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)