ES
Esther Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cook-County, Illinois
Our Model Tree links this Esther Smith across the 1920, 1930 and 1940 US Censuses in Cook-County, Illinois (XGBoost, ~Confirmed), with identified parents Bertha & Ewing — first a daughter (b.~1915), then head of a 3-person household.
Age 25
b. ~1915
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cook-County, Illinois |
| Surname | Smith |
| Given Name | Esther |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Additional Details | |
| Occupation | Secretary |
| Industry | Stockyards |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 936 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Secretary |
| Township / Ward | Chicago City |
| Est. Birth Year | ~1915 |
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 Esther | Age | Birth yr |
|---|---|---|---|---|
| Esther Smith | Daughter | — | 25 | ~1915 |
| Evelyn Smith | Daughter | — | 23 | ~1917 |
| Bertha Smith | Head | — | 54 | ~1886 |
Census Appearances
1920
Cook, Illinois
Daughter, age 5
Cook, Illinois · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Esther |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Norway |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Cook, Illinois
Daughter, age 15
Cook, Illinois · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Esther |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Norway |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Cook-County, Illinois
Daughter, age 25
Cook-County, Illinois · implied b. ~1915 — 3 household members
| Surname | Smith |
| Given Name | Esther |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Chicago City |
| 1935 Residence (County) | Cook |
| Occupation | Secretary |
| Industry | Stockyards |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 936 |
| Highest Grade | H-4 |
| 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 Esther Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Bertha Smith (~0.92 confidence) and father Ewing Smith (~0.92 confidence) and mother Bertha Smith (~0.92 confidence) and mother Bertha Smith (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Bertha Smith
b. ~1880
Source mother
● Household
· direct · ~0.92
Father
Ewing Smith
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Bertha Smith
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Bertha Smith
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Esther Smith
Daughter · 1940 · age 25 · b. ~1915 · Illinois
★ You are viewing this record
Sibling
Evelyn Smith
Sibling · 1940 · age 23
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-t0627-00932-00015)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Emma J. Campbell | 65 | Head | Nurse (Child) | Indiana |
| 2 | Anna S. Wilson | 71 | Sister | — | Indiana |
| 3 | Jessie Alexander | 68 | Head | — | New York |
| 4 | Doris Alexander | 36 | Son | Exterminator | Illinois |
| 5 | Everett Mcclain | 33 | Head | Sprayer | Kentucky |
| 6 | Bessie Long | 44 | Niece | Housekeeper | Illinois |
| 7 | William Caldwell | 50 | Head | Waiter | Texas |
| 8 | Sherman Caldwell | 29 | Wife | Baker | Oklahoma |
| 9 | William Jr. Caldwell | 4 | Son | — | Illinois |
| 10 | Bertha K. Smith | 54 | Head | — | Norway |
| 11 | Esther Smith THIS PERSON | 25 | Daughter | Secretary | Illinois |
| 12 | Evelyn Smith | 23 | Daughter | Saleslady | Illinois |
| 13 | Gertrude Hart | 65 | Head | — | Massachusetts |
| 14 | Howard Berry | 47 | Head | Book-Keeper | Vermont |
| 15 | Margaret Berry | 38 | Wife | Saleslady | Illinois |
| 16 | Mary J. Bryant | 65 | Head | — | New York |
| 17 | Arthur Mueller | 65 | Head | — | Germany |
| 18 | William Lemonell | 62 | Head | Manager | Pennsylvania |
| 19 | Harry Mcnary | 28 | Head | Chemical Engineer | Oklahoma |
| 20 | Edith Mcnary | 25 | Wife | — | Indiana |
| 21 | James F. Mcnary | 1 | Son | — | Illinois |
| 22 | Ludwig Erickson | 70 | Head | Janitor | Sweden |
| 23 | Alfreda Erickson | 61 | Wife | — | Sweden |
| 24 | Elna Erickson | 29 | Daughter | Teletype Operator | Illinois |
| 25 | William Hendershott | 63 | Head | Conductor | Indiana |
| 26 | Ruth Hendershott | 47 | Wife | Operator | Indiana |
| 27 | Ethel Donnelly | 14 | Niece | — | Indiana |
| 28 | Goldie Heck | 25 | Head | Nurse | Ohio |
| 29 | John Kelly | 58 | Head | 1St Machinist | Pennsylvania |
| 30 | Kate Kelly | 63 | Wife | Janitress | Illinois |
| 31 | Mary Murray | 41 | Head | — | Illinois |
| 32 | John Sherwood | 15 | Son | — | Indiana |
| 33 | Leah Sherwood | 12 | Daughter | — | Illinois |
| 34 | Ella Gryziel | 40 | Head | Waitress | Illinois |
| 35 | Thelma Gryziel | 16 | Daughter | — | Illinois |
| 36 | Loretto Gryziel | 15 | Daughter | — | Illinois |
| 37 | Marie Francis | 50 | Head | Saleslady | Illinois |
| 38 | Charles Kufahl | 62 | Head | Janitor | Wisconsin |
| 39 | Emma Kufahl | 57 | Wife | — | Wisconsin |
| 40 | George Kufahl | 35 | Son | Salesman | Wisconsin |
Pedigree Summary
Esther + 1 sibling
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)