EN
Elizabeth Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Elizabeth Nelson across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Louis & Elizabeth — first a spouse (b.~1917), then head of a 3-person household.
Age 23
b. ~1917
Female
Spouse
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Nelson |
| Given Name | Elizabeth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Industry | 0 |
| Class of Worker | 0 |
| Highest Grade | 8 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Chicago |
| Est. Birth Year | ~1917 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Elizabeth | Age | Birth yr |
|---|---|---|---|---|
| Jesse Nelson | Head | — | 24 | ~1916 |
| Donald Nelson | Son | — | 1 | ~1939 |
| Elizabeth Nelson | Spouse | — | 23 | ~1917 |
Census Appearances
1920
Cook, Illinois
Daughter, age 2
Cook, Illinois · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 13
Cook, Illinois · implied b. ~1917 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Spouse, age 23
Cook-County, Illinois · implied b. ~1917 — 3 household members
| Surname | Nelson |
| Given Name | Elizabeth |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago |
| 1935 Residence (County) | Cook |
| Industry | 0 |
| Class of Worker | 0 |
| Highest Grade | 8 |
| 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 Elizabeth Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Louis Gromerick (~0.92 confidence) and mother Elizabeth Gromerick (~0.92 confidence) and father Palmer Nelson (~0.92 confidence) and mother Catherine Nelson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Louis Gromerick
b. ~1862
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Gromerick
b. ~1870
Source mother
● Household
· direct · ~0.92
Father
Palmer Nelson
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Catherine Nelson
b. ~1893
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Elizabeth Nelson
Spouse · 1940 · age 23 · b. ~1917 · 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-t0627-00932-00474)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Christenia Hawkins | 74 | Wife | — | Wisconsin |
| 2 | Dena Summers | 51 | Head | Housekeeper | Vermont |
| 3 | Julius Summers | 20 | Son | Milkman | Illinois |
| 4 | Albert Lee | 64 | Head | Salesman | Ohio |
| 5 | Ida Lee | 61 | Wife | — | New York |
| 6 | Harley E. Kenyon | 58 | Lodger | Correspondent | Indiana |
| 7 | John A. Greenweller | 70 | Head | Agent | Pennsylvania |
| 8 | Nellie Greenweller | 67 | Wife | — | Kansas |
| 9 | Alex Goale | 59 | Head | Salesman | Illinois |
| 10 | Elizabeth Goale | 61 | Wife | — | Illinois |
| 11 | Vincent Goale | 35 | Son | Marble Setter | Illinois |
| 12 | Robert Goale | 31 | Son | Typist | Illinois |
| 13 | Robert Jas. Goale | 9 | Grand-son | — | Illinois |
| 14 | Mary Leerling | 83 | Mother-in-law | — | Wisconsin |
| 15 | Gust Manson | 35 | Head | Inspector | Iowa |
| 16 | Lena Manson | 26 | Wife | — | Nebraska |
| 17 | Jesse Nelson | 24 | Head | Electrician | Illinois |
| 18 | Elizabeth Nelson THIS PERSON | 23 | Wife | — | Illinois |
| 19 | Donald Nelson | 1 | Son | — | Illinois |
| 20 | Joseph Fessel | 44 | Head | Sheet Metal Worker | Hungary |
| 21 | Helen Fessel | 37 | Wife | — | Hungary |
| 22 | Richard Fessel | 2 | Son | — | Illinois |
| 23 | Antone Fortella | 14 | Son | — | Illinois |
| 24 | Helen Fortella | 13 | Daughter | — | Illinois |
| 25 | Harold Mulcahy | 39 | Head | Crane Operator | Illinois |
| 26 | Madeline Mulcahy | 33 | Wife | — | Illinois |
| 27 | Audrey Mulcahy | 12 | Daughter | — | Illinois |
| 28 | Marlene Mulcahy | 2 | Daughter | — | Illinois |
| 29 | Patricia Mulcahy | 1 | Daughter | — | Illinois |
| 30 | John Heinig | 22 | Head | Fountain Clerk | Oregon |
| 31 | Bernice Heinig | 22 | Wife | — | Illinois |
| 32 | Billy Heinig | 6 | Son | — | Illinois |
| 33 | Carol Heinig | 2 | Daughter | — | Illinois |
| 34 | Bobby Heinig | 1 | Son | — | Illinois |
| 35 | Albert Davis | 36 | Head | Rough Press Operator | Illinois |
| 36 | Gertrude Davis | 22 | Wife | — | Indiana |
| 37 | Albert Jr. Davis | 4 | Son | — | Illinois |
| 38 | Gail Davis | 2 | Daughter | — | Illinois |
| 39 | Katherine Higgins | 79 | Lodger | — | Wisconsin |
| 40 | Clauson Lewis | 77 | Head | Restaurant Manager | Nebraska |
Pedigree Summary
Elizabeth
Gen 1 · 4 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)