GJ
George Jensen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this George Jensen across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1900), then head of a 5-person household.
Age 40
b. ~1900
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Jensen |
| Given Name | George |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Conductor |
| Industry | Surface Lines |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 2000 |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Conductor |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1900 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| Helen Jensen | Spouse | — | 36 | ~1904 |
| Fred Timm | Other | — | 50 | ~1890 |
| Carolyn Jensen | Daughter | — | 8 | ~1932 |
| Maralyn Jensen | Daughter | — | 13 | ~1927 |
| George Jensen | Head | — | 40 | ~1900 |
Census Appearances
1920
Cook, Illinois
Other, age 20
Cook, Illinois · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jensen |
| Given Name | George |
| Relationship to Head | Step-son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Ireland |
| Occupation | Clerk |
| Industry | Mail Order Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Head, age 30
Cook, Illinois · implied b. ~1900 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jensen |
| Given Name | George |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 26 |
| Father's Birthplace | Denmark |
| Mother's Birthplace | Ireland |
| Occupation | Clerk |
| Industry | Club House |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 32.50 |
| Radio Set | R |
| Veteran | Yes WW |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 40
Cook-County, Illinois · implied b. ~1900 — 5 household members
| Surname | Jensen |
| Given Name | George |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Conductor |
| Industry | Surface Lines |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 2000 |
| Highest Grade | H-1 |
| 1935 Residence | Same place |
| 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 George Jensen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
George Jensen
Head · 1940 · age 40 · b. ~1900 · 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-t0627-01000-00076)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ann Goettler | 45 | Wife | — | Illinois |
| 2 | Shirley Goettler | 5 | Daughter | — | Illinois |
| 3 | Peter Kinf | 67 | Head | — | France |
| 4 | Hedwig Kinf | 60 | Wife | — | Wisconsin |
| 5 | Ben Stahl | 57 | Head | Realtor | Illinois |
| 6 | Grace Stahl | 52 | Wife | — | Illinois |
| 7 | Lois Stahl | 20 | Daughter | New Worker | Illinois |
| 8 | Nancy Stahl | 8 | Daughter | — | Illinois |
| 9 | Arthur Miller | 40 | Head | Salesman | Illinois |
| 10 | Dorothy Miller | 27 | Wife | Mach. Operator | Illinois |
| 11 | George Jensen THIS PERSON | 40 | Head | Conductor | Illinois |
| 12 | Helen Jensen | 36 | Wife | — | Illinois |
| 13 | Maralyn Jensen | 13 | Daughter | — | Illinois |
| 14 | Carolyn Jensen | 8 | Daughter | — | Illinois |
| 15 | Fred Timm | 50 | Lodger | Truck Driver | Illinois |
| 16 | Joseph Ryan | 40 | Head | Carriage Collector | Illinois |
| 17 | Ellen Ryan | 38 | Wife | — | Illinois |
| 18 | Thomas Ryan | 18 | Son | — | Illinois |
| 19 | Mary Ryan | 16 | Daughter | — | Illinois |
| 20 | Donna Jean Ryan | 14 | Daughter | — | Illinois |
| 21 | Patricia Ryan | 10 | Daughter | — | Illinois |
| 22 | Joseph Ryan | 7 | Son | — | Illinois |
| 23 | Donna Lee Ryan | 5 | Daughter | — | Illinois |
| 24 | George Ryan | 2 | Son | — | Illinois |
| 25 | Roy Mader | 36 | Head | Timekeeper | Iowa |
| 26 | Marian Mader | 36 | Wife | — | Michigan |
| 27 | Theodore Mader | 14 | Son | — | Iowa |
| 28 | La Vonne Mader | 11 | Daughter | — | Iowa |
| 29 | Kenneth Mader | 10 | Son | — | Illinois |
| 30 | Clarence Henderson | 57 | Head | — | Illinois |
| 31 | Charles Niebergall | 62 | Partner | Confectioner | Illinois |
| 32 | Charles Palmer | 33 | Head | Service Station Attendant | So Dakota |
| 33 | Dorothy Palmer | 29 | Wife | — | So Dakota |
| 34 | Douglas Palmer | 10 | Son | — | Illinois |
| 35 | Lois Palmer | 8 | Daughter | — | Illinois |
| 36 | Frank Starke | 61 | Head | Drayman | Illinois |
| 37 | Mary Starke | 51 | Wife | — | Nebraska |
| 38 | Geraldine Starke | 6 | Son | — | Illinois |
| 39 | Janice Starke | 15 | Daughter | — | Illinois |
| 40 | Geraldine Starke | 15 | Daughter | — | Illinois |
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)