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Frank Hoffman — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Frank Hoffman across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1873), then head of a 3-person household.
Age 67
b. ~1873
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Hoffman |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Elk Grove Twp |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 65 |
| Income (1939) | 0 |
| Highest Grade | 7 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Elk Grove Twp |
| Est. Birth Year | ~1873 |
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 Frank | Age | Birth yr |
|---|---|---|---|---|
| Frank Hoffman | Head | — | 67 | ~1873 |
| Omalinda Hoffman | Spouse | — | 60 | ~1880 |
| Mildred Hoffman | Son | — | 33 | ~1907 |
Census Appearances
1920
Cook, Illinois
Head, age 47
Cook, Illinois · implied b. ~1873 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffman |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Head, age 57
Cook, Illinois · implied b. ~1873 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hoffmann |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 26 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 2000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 67
Cook-County, Illinois · implied b. ~1873 — 3 household members
| Surname | Hoffman |
| Given Name | Frank |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 67 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Elk Grove Twp |
| 1935 Residence (County) | Cook |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 65 |
| Income (1939) | 0 |
| Highest Grade | 7 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Frank Hoffman across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Frank Hoffman
Head · 1940 · age 67 · b. ~1873 · 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-t0627-00778-00079)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Son Lewis | None | M | — | — |
| 2 | Henry W Murdchutke | Murdchuthe | 68 | Head | Farmer | Illinois |
| 3 | Otto Goeddeke | 43 | Head | Farmer | Illinois |
| 4 | Laura Goeddeke | 36 | Wife | — | Illinois |
| 5 | Ethel Goeddeke | 15 | Daughter | Servant | Illinois |
| 6 | Lorraine Goeddeke | 14 | Daughter | Servant | Illinois |
| 7 | Raymond Goeddeke | 13 | Son | — | Illinois |
| 8 | Harry Goeddeke | 12 | Son | — | Illinois |
| 9 | Harold Goeddeke | 9 | Son | — | Illinois |
| 10 | Marion Goeddeke | 8 | Daughter | — | Illinois |
| 11 | Evelyn Goeddeke | 6 | Daughter | — | Illinois |
| 12 | Arnold Goeddeke | 3 | Son | — | Illinois |
| 13 | Marion Lagerhausen | 43 | Head | Truck Driver | Illinois |
| 14 | Ruth Lagerhausen | 39 | Wife | — | Illinois |
| 15 | Robert Lagerhausen | 13 | Son | — | Illinois |
| 16 | Henry Lagerhausen | 10 | Son | — | Illinois |
| 17 | William Lagerhausen | 7 | Son | — | Illinois |
| 18 | Walter Lagerhausen | 6 | Son | — | Illinois |
| 19 | Marvin Lagerhausen | 2 | Son | — | Illinois |
| 20 | Mary Lou Lagerhausen | 1 | Daughter | — | Illinois |
| 21 | Fred A Koe | 48 | Head | Farmer | Illinois |
| 22 | Meyer Schwartz | 64 | Hired Hand | Laborer | Poland |
| 23 | Frank Hoffman THIS PERSON | 67 | Head | Farmer | Illinois |
| 24 | Omalinda Hoffman | 60 | Wife | — | Illinois |
| 25 | Mildred Hoffman | 33 | Son | Laborer | Illinois |
| 26 | Harold O Bach | 49 | Head | Farmer | Illinois |
| 27 | Martha Bach | 49 | Wife | — | Illinois |
| 28 | Donald Bach | 23 | Son | Laborer | Illinois |
| 29 | Harold Bach | 20 | Son | Laborer | Illinois |
| 30 | Marilyn Bach | 7 | Daughter | — | Illinois |
| 31 | Richard Tonne | 59 | Head | Farmer | Illinois |
| 32 | Anna Tonne | 57 | Wife | — | Illinois |
| 33 | Albert Tonne | 56 | Head | Farmer | Illinois |
| 34 | Carrie Tonne | 38 | Wife | — | Illinois |
| 35 | Margaret Tonne | 21 | Daughter | — | Illinois |
| 36 | Edwin Tonne | 18 | Son | Laborer | Illinois |
| 37 | Dorothea Tonne | 85 | Mother | — | Germany |
| 38 | Pauline Tonne | 58 | Sister | — | Illinois |
| 39 | Constance Johnson | 46 | Head | Farmer | Minnesota |
| 40 | George Dean Johnson | 37 | Head | Electrical Engineer | Minnesota |
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)