CS
Carl Swanson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Carl Swanson across the 1910, 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Robert & Julia — first a head (b.~1893), then head of a 6-person household.
Age 47
b. ~1893
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Swanson |
| Given Name | Carl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | CHICAGO CITY |
| 1935 Residence (County) | COOK |
| Additional Details | |
| Occupation | Cutter |
| Industry | Men's Clothing |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Cutter |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1893 |
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 Carl | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Swanson | Daughter | — | 21 | ~1919 |
| Jane Swanson | Daughter | — | 9 | ~1931 |
| Hedwig Swanson | Spouse | — | 45 | ~1895 |
| Lena Bahr | Other | — | 71 | ~1869 |
| Carl Swanson | Head | — | 47 | ~1893 |
| Fred Bahr | Other | — | 36 | ~1904 |
Census Appearances
1910
Cook, Illinois
Son, age 16
Cook, Illinois · implied b. ~1894 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swanson |
| Given Name | Carl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Carpenter |
| Industry | Shop |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Cook, Illinois
Son, age 26
Cook, Illinois · implied b. ~1894 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swanson |
| Given Name | Carl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Clothing Cutter |
| Industry | Clothing |
| 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 37
Cook, Illinois · implied b. ~1893 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Swanson |
| Given Name | Carl O. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 30 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Germany |
| Occupation | Detective |
| Industry | City |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 75 |
| Radio Set | R |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Head, age 47
Cook-County, Illinois · implied b. ~1893 — 6 household members
| Surname | Swanson |
| Given Name | Carl |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | CHICAGO CITY |
| 1935 Residence (County) | COOK |
| Occupation | Cutter |
| Industry | Men's Clothing |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1500 |
| Highest Grade | No 8 |
| 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 Carl Swanson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Robert Swanson (~0.92 confidence) and mother Julia Swanson (~0.92 confidence) and mother Mabel Swanson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Swanson
b. ~1855
Source father
● Household
· direct · ~0.92
Mother
Julia Swanson
b. ~1862
Source mother
● Household
· direct · ~0.92
Mother
Mabel Swanson
b. ~1865
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Carl Swanson
Head · 1940 · age 47 · b. ~1893 · 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-t0627-01002-00672)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Josephine Winzinger | 62 | Wife | — | Luxemburg |
| 2 | Herbert Fengler | 34 | Son-in-law | Proprietor | Wisconsin |
| 3 | Margaret Fengler | 34 | Daughter | Helper | France |
| 4 | Margaret Fengler | 12 | Granddaughter | — | Illinois |
| 5 | Herbert Fengler | 5 | Grandson | — | Illinois |
| 6 | Carl Swanson THIS PERSON | 47 | Head | Cutter | Illinois |
| 7 | Hedwig Swanson | 45 | Wife | — | Illinois |
| 8 | Evelyn Swanson | 21 | Daughter | Comptometer Operator | Illinois |
| 9 | Jane Swanson | 9 | Daughter | — | Illinois |
| 10 | Lena Bahr | 71 | Mother-in-law | — | Germany |
| 11 | Fred Bahr | 36 | Brother-in-law | Lens Grinder | Illinois |
| 12 | Joseph Novak | 43 | Head | Supervising Manager | Illinois |
| 13 | Theresa Novak | 33 | Wife | — | Illinois |
| 14 | Frank Milke | 45 | Head | Proprietor | Illinois |
| 15 | Olga Milke | 26 | Wife | Bookkeeper | Illinois |
| 16 | Rose Milke | 73 | Mother | — | Poland |
| 17 | Hattie Xavier | 53 | Sister | — | Illinois |
| 18 | Elmer Brunke | 30 | Head | Crossing Flagman | Illinois |
| 19 | Charles Buffo | 62 | Head | Miner | Italy |
| 20 | Constance Buffo | 54 | Wife | — | Italy |
| 21 | Carl Buffo | 21 | Son | Fuse Boxes | Oklahoma |
| 22 | Elizabeth Buffo | 27 | Daughter | General Office Work | Oklahoma |
| 23 | John Buffo | 27 | Nephew | — | Oklahoma |
| 24 | Joe Buffo | 18 | Nephew | Fuse Boxes | Oklahoma |
| 25 | Joseph Kemnetz | 68 | Head | Laborer | Illinois |
| 26 | Josephine Kemnetz | 62 | Wife | — | Poland |
| 27 | Sabina Kemnetz | 27 | Daughter | Operator | Illinois |
| 28 | Helen Kemnetz | 20 | Daughter | Bill Order | Illinois |
| 29 | Casmir Kemnetz | 31 | Son | Laborer | Illinois |
| 30 | Arthur Vollendorf | 40 | Head | Salesman | Illinois |
| 31 | Katherine Vollendorf | 43 | Wife | — | Minnesota |
| 32 | Cordelia Vollendorf | 14 | Daughter | Secretary | Wisconsin |
| 33 | John Manning | 63 | Head | Bartender | Germany |
| 34 | Margaret Manning | 53 | Wife | — | Illinois |
| 35 | Robert Manning | 13 | Son | — | Illinois |
| 36 | — | None | — | — | — |
| 37 | Fred Bittner | 38 | Head | Milkman | Illinois |
| 38 | Francis Bittner | 37 | Wife | — | Illinois |
| 39 | Russell Bittner | 16 | Son | — | Illinois |
| 40 | William Falkenthal | 55 | Head | Office Clerk | Illinois |
Pedigree Summary
Carl
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
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)