AC
Albert Carlson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Albert Carlson across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 4-person household.
Age 52
b. ~1888
Male
Head
Born: Sweden
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Carlson |
| Given Name | Albert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Janitor |
| Industry | Apartment Building |
| Class of Worker | PW |
| Hours Worked | 70 |
| Income (1939) | 2700 |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
| Occupation | Janitor |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1888 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Albert | Age | Birth yr |
|---|---|---|---|---|
| Augusta Carlson | Spouse | — | 54 | ~1886 |
| Gladys Carlson | Daughter | — | 25 | ~1915 |
| Albert Carlson | Head | — | 52 | ~1888 |
| Vernon Carlson | Son | — | 13 | ~1927 |
Census Appearances
1920
Cook, Illinois
Head, age 33
Cook, Illinois · implied b. ~1887 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Albert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Sweden |
| Year of Immigration | 1903 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Engineer |
| Industry | Ice machine factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | R |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1930
Cook, Illinois
Head, age 43
Cook, Illinois · implied b. ~1887 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Albert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Sweden |
| Naturalization Status | Naturalized |
| Year of Immigration | 1904 |
| Age at First Marriage | 25 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Janitor |
| Industry | Apt. Bldg |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | R |
| Home Value / Rent | 40.00 |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1940
Cook-County, Illinois
Head, age 52
Cook-County, Illinois · implied b. ~1888 — 4 household members
| Surname | Carlson |
| Given Name | Albert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Naturalization Status | Naturalized |
| Occupation | Janitor |
| Industry | Apartment Building |
| Class of Worker | PW |
| Hours Worked | 70 |
| Income (1939) | 2700 |
| Highest Grade | 6 |
| 1935 Residence | Same place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
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 Albert Carlson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Albert Carlson
Head · 1940 · age 52 · b. ~1888 · 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-t0627-00939-00707)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John Morrison | 17 | Head | — | Illinois |
| 2 | Roy Stromberg | 32 | Head | Motorman | Illinois |
| 3 | Jane Stromberg | 29 | Wife | Comptometer Operator | Minnesota |
| 4 | Henry Massey | 57 | Head | Railroad Clerk | Illinois |
| 5 | Edith Massey | 57 | Wife | — | Illinois |
| 6 | Lyman Harrington | 34 | Head | Salesman | Connecticut |
| 7 | Amy Harrington | 27 | Wife | — | Nebraska |
| 8 | Julie H. Harrington | 4 | Daughter | — | Illinois |
| 9 | William L. Harrington | 0 | Son | — | Illinois |
| 10 | Stewart Kieler | 31 | Head | Postal Clerk | Michigan |
| 11 | Harriet Kieler | 30 | Wife | — | Louisiana |
| 12 | William Mansfield | 47 | Head | — | Illinois |
| 13 | Emily Mansfield | 47 | Wife | — | Michigan |
| 14 | Nellie Redmer | 74 | Mother-in-law | — | Missouri |
| 15 | Walter Hayes | 34 | Head | Flagman | Illinois |
| 16 | Elizabeth Hayes | 31 | Wife | — | Illinois |
| 17 | Neville Hayes | 7 | Son | — | Illinois |
| 18 | Wayne Hayes | 5 | Son | — | Illinois |
| 19 | James Melville | 44 | Head | Electrician | Illinois |
| 20 | Esther Melville | 38 | Wife | Supervisor | Illinois |
| 21 | Lillian Melville | 15 | Daughter | Factory Inspector | Illinois |
| 22 | Albert Carlson THIS PERSON | 52 | Head | Janitor | Sweden |
| 23 | Augusta Carlson | 54 | Wife | — | Sweden |
| 24 | Gladys Carlson | 25 | Daughter | Bookkeeper | Illinois |
| 25 | Vernon Carlson | 13 | Son | — | Illinois |
| 26 | Andrew De Marco | 41 | Head | Assistant Foreman | Italy |
| 27 | Antoinette De Marco | 38 | Wife | — | Italy |
| 28 | Andrea De Marco | 5 | Daughter | — | Illinois |
| 29 | Reno Rizoni | 24 | Brother-in-law | — | Illinois |
| 30 | Sam Henderson | 45 | Head | Stationary Engineer | Illinois |
| 31 | Hulda Henderson | 51 | Wife | — | Wisconsin |
| 32 | Raymond S. Henderson | 24 | Son | Welding | Illinois |
| 33 | Edward S. Henderson | 25 | Son | Helper | Illinois |
| 34 | Elly Henderson | 22 | Daughter-in-law | Inspector | Germany |
| 35 | Edwin Johnson | 40 | Head | Accountant | Minnesota |
| 36 | Lee Johnson | 32 | Wife | — | Michigan |
| 37 | Audrey Johnson | 10 | Daughter | — | Illinois |
| 38 | Albert Johnson | 9 | Son | — | Illinois |
| 39 | John C. Thomas | 35 | Head | Superintendent | Texas |
| 40 | Paula Thomas | 21 | Wife | — | Greece |
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)