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Elizabeth Foster — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Louis-City-County, Missouri
Our Model Tree links this Elizabeth Foster across the 1920, 1930 and 1940 US Censuses in St.-Louis-City-County, Missouri (XGBoost, ~Confirmed), with identified parents William & William — first a daughter (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-City-County, Missouri |
| Surname | Foster |
| Given Name | Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | St. Louis City |
| 1935 Residence (County) | St. Louis City |
| Additional Details | |
| Occupation | Secretary |
| Industry | Chemical Co. |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1080 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Secretary |
| Township / Ward | St Louis City |
| Est. Birth Year | ~1914 |
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 Elizabeth | Age | Birth yr |
|---|---|---|---|---|
| William Foster | Son | — | 22 | ~1918 |
| Elizabeth Foster | Daughter | — | 26 | ~1914 |
| Ruth Foster | Spouse | — | 52 | ~1888 |
| William Foster | Head | — | 65 | ~1875 |
Census Appearances
1920
St Louis, …
Daughter, age 6
St Louis, Missouri · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Missouri |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
St Louis, …
Daughter, age 16
St Louis, Missouri · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Foster |
| Given Name | Elizabeth T |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Missouri |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
St.-Louis-City-County, Missouri
Daughter, age 26
St.-Louis-City-County, Missouri · implied b. ~1914 — 4 household members
| Surname | Foster |
| Given Name | Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | St. Louis City |
| 1935 Residence (County) | St. Louis City |
| Occupation | Secretary |
| Industry | Chemical Co. |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1080 |
| Highest Grade | C 2 |
| 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 Elizabeth Foster across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Foster (~0.92 confidence) and father William Foster (~0.92 confidence) and mother Ruth Foster (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Foster
b. ~1875
Source father
● Household
· direct · ~0.92
Father
William Foster
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Ruth Foster
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Elizabeth Foster
Daughter · 1940 · age 26 · b. ~1914 · Missouri
★ You are viewing this record
Sibling
William Foster
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 — St.-Louis-City-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-City-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02196-00449)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William O. Foster | 65 | Head | Merchant | Illinois |
| 2 | Ruth Foster | 52 | Wife | — | Missouri |
| 3 | Elizabeth Foster THIS PERSON | 26 | Daughter | Secretary | Illinois |
| 4 | William Foster | 22 | Son | Book Keeper | Illinois |
| 5 | Anthony Bianchi | 65 | Head | Dyer | Italy |
| 6 | Catherine Bianchi | 68 | Wife | — | Canada English |
| 7 | Theodore Bianchi | 37 | Son | Dyer | Pennsylvania |
| 8 | Irwin Bianchi | 34 | Son | Dyer | Missouri |
| 9 | Hamilton Brooks | 30 | Head | Salesman | Missouri |
| 10 | Jeanne Brooks | 35 | Wife | Dictaphone Oper | Missouri |
| 11 | Betty Jean Brooks | 13 | Daughter | — | Missouri |
| 12 | Harris Paul | 73 | Head | — | Missouri |
| 13 | Dagmar Elizabeth Paul | 72 | Wife | — | Sweden |
| 14 | Louis Meinecke | 81 | Head | — | Germany |
| 15 | Charlotte Meinecke | 45 | Daughter | — | Missouri |
| 16 | Marie Stoner | 52 | Head | — | Missouri |
| 17 | William Stoner | 23 | Son | Railroad Clerk | Missouri |
| 18 | Grace Stoner | 14 | Daughter | — | Missouri |
| 19 | Earl Stoner | 10 | Son | — | Missouri |
| 20 | Frank G. Neel | 63 | Head | Acc Manager | Missouri |
| 21 | Florence M. Neel | 60 | Wife | — | Texas |
| 22 | Nellie B. Marquitz | 56 | Lodger | Clerical | Missouri |
| 23 | Claude O. Pearcy | 58 | Head | Attorney | Missouri |
| 24 | Frances J. Pearcy | 52 | Wife | — | Missouri |
| 25 | George H. Pearcy | 24 | Son | — | Missouri |
| 26 | Johnston L. Pearcy | 23 | Son | — | Missouri |
| 27 | Alice S. Pearcy | 22 | Daughter | Teacher | Missouri |
| 28 | William F. Burker | 71 | Head | — | Illinois |
| 29 | Lillie B. Burker | 68 | Wife | — | Missouri |
| 30 | William E. Burker | 37 | Son | Lawyer | Missouri |
| 31 | Emily Wagner | 70 | Sister-in-law | — | Missouri |
| 32 | James A. Laughlin | 78 | Head | — | New York |
| 33 | Margaret Laughlin | 64 | Wife | — | Missouri |
| 34 | William J. Sexton | 62 | Lodger | Ticket Seller | Illinois |
| 35 | Carl Thunemann | 44 | Head | Bookkeeper | Ohio |
| 36 | Edith Thunemann | 42 | Wife | — | Missouri |
| 37 | Geraldine Thunemann | 13 | Daughter | — | Missouri |
| 38 | William Thunemann | 4 | Son | — | Missouri |
| 39 | Ida Root | 70 | Mother-in-law | — | Illinois |
| 40 | G. M. Cassidy | 71 | Head | — | Illinois |
Related Census Records
Pedigree Summary
Elizabeth + 1 sibling
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)