IN
Irene Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Irene Nelson across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Axel & Fred — first a daughter (b.~1908), then head of a 5-person household.
Age 32
b. ~1908
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Nelson |
| Given Name | Irene |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | West Hazel Crest Village |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Public Stenographer |
| Industry | Own office |
| Class of Worker | OA |
| Hours Worked | 46 |
| Income (1939) | 3366 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Public Stenographer |
| Township / Ward | West Hazel Crest Village |
| Est. Birth Year | ~1908 |
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 Irene | Age | Birth yr |
|---|---|---|---|---|
| Irene Nelson | Daughter | — | 32 | ~1908 |
| Vernon Nelson | Son | — | 27 | ~1913 |
| Fred Nelson | Head | — | 60 | ~1880 |
| Audrie Nelson | Daughter | — | 20 | ~1920 |
| Elsie Nelson | Daughter | — | 22 | ~1918 |
Census Appearances
1920
Cook, Illinois
Daughter, age 12
Cook, Illinois · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Irene |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 22
Cook, Illinois · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Irene |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Typist |
| Industry | General Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 32
Cook-County, Illinois · implied b. ~1908 — 5 household members
| Surname | Nelson |
| Given Name | Irene |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | West Hazel Crest Village |
| 1935 Residence (County) | Cook |
| Occupation | Public Stenographer |
| Industry | Own office |
| Class of Worker | OA |
| Hours Worked | 46 |
| Income (1939) | 3366 |
| Highest Grade | H-4 |
| 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 Irene Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Axel Nelson (~0.92 confidence) and father Fred Nelson (~0.92 confidence) and father John Nelson (~0.92 confidence) and mother Freda Nelson (~0.92 confidence) and mother Milla Nelson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Axel Nelson
b. ~1881
Source father
● Household
· direct · ~0.92
Father
Fred Nelson
b. ~1880
Source father
● Household
· direct · ~0.92
Father
John Nelson
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Freda Nelson
b. ~1880
Source mother
● Household
· direct · ~0.92
Mother
Milla Nelson
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Irene Nelson
Daughter · 1940 · age 32 · b. ~1908 · Illinois
★ You are viewing this record
Sibling
Vernon Nelson
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Audrie Nelson
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elsie Nelson
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
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-t0627-00789-00479)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles A. Farrell | 58 | Head | Machinist | Illinois |
| 2 | Maggie Farrell | 60 | Wife | — | Nebraska |
| 3 | Elizabeth Johnson | 26 | Daughter | Maid | Illinois |
| 4 | William Johnson | 2 | Grandson | — | Illinois |
| 5 | Fred O. Nelson | 60 | Head | — | Sweden |
| 6 | Irene Nelson THIS PERSON | 32 | Daughter | Public Stenographer | Illinois |
| 7 | Vernon Nelson | 27 | Son | Clerk | Illinois |
| 8 | Elsie Nelson | 22 | Daughter | Stenographer | Illinois |
| 9 | Audrie Nelson | 20 | Daughter | Stenographer | Illinois |
| 10 | Lawrence Wagemann | 44 | Head | Moulder | Illinois |
| 11 | Bernadette Wagemann | 41 | Wife | — | Canada |
| 12 | Eleanor Wagemann | 5 | Daughter | — | Illinois |
| 13 | Lawrence Jr. Wagemann | 2 | Son | — | Illinois |
| 14 | Robert Andrews | 27 | Head | Electric Typer | Illinois |
| 15 | Blanche Andrews | 27 | Wife | — | Illinois |
| 16 | Robert Andrews | 6 | Son | — | Illinois |
| 17 | Ann Andrews | 3 | Daughter | — | Illinois |
| 18 | Luther Ray | 47 | Head | Janitor | Kentucky |
| 19 | Ruby Ray | 41 | Wife | — | Kentucky |
| 20 | Dallas Ray | 24 | Son | Pattern Maker | Kentucky |
| 21 | Herb Ray | 20 | Son | Laborer | Kentucky |
| 22 | Luther Ray | 13 | Son | — | Kentucky |
| 23 | James Ray | 7 | Son | — | Illinois |
| 24 | Joseph Evanich | 34 | Lodger | Grinder | Illinois |
| 25 | Frank Marento | 41 | Head | Moulder | Italy |
| 26 | Theresa Marento | 36 | Wife | — | Louisiana |
| 27 | Russell Marento | 18 | Son | — | Indiana |
| 28 | Katherine Marento | 16 | Daughter | — | Illinois |
| 29 | Dorothy Marento | 9 | Daughter | — | Illinois |
| 30 | Sam Marento | 8 | Son | — | Illinois |
| 31 | Ernest Myrick | 39 | Head | Store Manager | Indiana |
| 32 | Thelma Myrick | 40 | Wife | Clerk | Indiana |
| 33 | Jay Myrick | 5 | Son | — | Indiana |
| 34 | Myron Myrick | 64 | Father | — | Indiana |
| 35 | Veronica Myrick | 39 | Sister | — | Illinois |
| 36 | Fred Myrick | 33 | Brother | Laborer | Illinois |
| 37 | Thomas Kerckhoff | 37 | Head | Fruit Salesman | Illinois |
| 38 | Vernetta Kerckhoff | 26 | Wife | — | Maryland |
| 39 | Stephen Kerckhoff | 1 | Son | — | Illinois |
| 40 | Max Walak | 51 | Head | Laborer | Austria |
Pedigree Summary
Irene + 3 siblings
Gen 1 · 5 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)