GK
George Keller — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this George Keller across the 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1902), then head of a 6-person household.
Age 38
b. ~1902
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Keller |
| Given Name | George |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Laborer |
| Industry | Street Construction |
| Class of Worker | GW |
| Hours Worked | 35 |
| Income (1939) | 700 |
| Highest Grade | Hs 2 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Laborer |
| Township / Ward | River Grove |
| Est. Birth Year | ~1902 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| Rosella Keller | Spouse | — | 37 | ~1903 |
| Mary Keller | Daughter | — | 8 | ~1932 |
| Anna Keller | Daughter | — | 15 | ~1925 |
| George Keller | Head | — | 38 | ~1902 |
| Daniel Keller | Son | — | 5 | ~1935 |
| George Keller | Son | — | 11 | ~1929 |
Census Appearances
1930
Cook, Illinois
Head, age 27
Cook, Illinois · implied b. ~1903 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Keller |
| Given Name | George |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Wisconsin |
| Occupation | Retail Merchant |
| Industry | Confectionery |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 90 |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 38
Cook-County, Illinois · implied b. ~1902 — 6 household members
| Surname | Keller |
| Given Name | George |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Occupation | Laborer |
| Industry | Street Construction |
| Class of Worker | GW |
| Hours Worked | 35 |
| Income (1939) | 700 |
| Highest Grade | Hs 2 |
| 1935 Residence | Illinois |
| 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 Keller across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
George Keller
Head · 1940 · age 38 · b. ~1902 · Illinois
★ You are viewing this record
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-t0627-00780-00966)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Grace Pott | 45 | Wife | — | Holland |
| 2 | Jacoba Pott | 21 | Daughter | Office Girl | Illinois |
| 3 | Alice Pott | 19 | Daughter | Office Girl | Illinois |
| 4 | Harriett Pott | 13 | Daughter | — | Illinois |
| 5 | Arthur L. Boberg | 50 | Head | Postal Clerk | Illinois |
| 6 | Anna F. Boberg | 53 | Wife | — | Illinois |
| 7 | Clarence Mueller | 32 | Head | Foreman | Illinois |
| 8 | Lillian Mueller | 31 | Wife | — | Illinois |
| 9 | Ronald Mueller | 5 | Son | — | Illinois |
| 10 | Priscilla Mueller | 2 | Daughter | — | Illinois |
| 11 | Arne Ingman | 54 | Head | Maintenance Machinist | Norway |
| 12 | Sophie Ingman | 51 | Wife | — | Illinois |
| 13 | Earl Kahle | 27 | Head | Driver | Illinois |
| 14 | Sigrid Kahle | 27 | Wife | — | Massachusetts |
| 15 | Judith Kahle | 3 | Daughter | — | Illinois |
| 16 | George Keller THIS PERSON | 38 | Head | Laborer | Illinois |
| 17 | Rosella Keller | 37 | Wife | — | Hungary |
| 18 | Anna Louella Keller | 15 | Daughter | — | Illinois |
| 19 | George Peter Keller | 11 | Son | — | Illinois |
| 20 | Mary Ann Keller | 8 | Daughter | — | Illinois |
| 21 | Daniel Peter Keller | 5 | Son | — | Illinois |
| 22 | Harry Beeldt | 39 | Head | Owner | Illinois |
| 23 | Ruth Beeldt | 34 | Wife | — | Indiana |
| 24 | Irene Beeldt | 13 | Daughter | — | Illinois |
| 25 | Ruth Beeldt | 10 | Daughter | — | Illinois |
| 26 | Bill Dorman | 62 | Head | — | Illinois |
| 27 | Elmer Oquist | 39 | Head | Truck Driver | Sweden |
| 28 | Lillie Oquist | 39 | Wife | — | Mississippi |
| 29 | Edna May Oquist | 18 | Daughter | Maid | Tennessee |
| 30 | Eugene Oquist | 9 | Son | — | Illinois |
| 31 | Earl Oquist | 9 | Son | — | Illinois |
| 32 | Carl Mund | 41 | Head | Proprietor | Denmark |
| 33 | Edna Mund | 39 | Wife | — | Denmark |
| 34 | Mabel Mund | 14 | Daughter | — | Illinois |
| 35 | Howard Mund | 7 | Son | — | Illinois |
| 36 | Lillie Mangy | 69 | Head | — | Illinois |
| 37 | Jennie Mangy | 53 | Daughter | Typist | Illinois |
| 38 | Oliver Mangy | 17 | Son | — | Ohio |
| 39 | Earl Salisbury | 35 | Head | Grinder | Michigan |
| 40 | Donna Salisbury | 36 | Wife | — | 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)