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Frances Clark — 1940 US Census Record
Linked across censuses1940 United States Federal Census · St.-Louis-County, Missouri
Our Model Tree links this Frances Clark across the 1930 and 1940 US Censuses in St.-Louis-County, Missouri (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 9-person household.
Age 16
b. ~1924
Female
Daughter
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-County, Missouri |
| Surname | Clark |
| Given Name | Frances E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Webster Groves City |
| 1935 Residence (County) | St. Louis |
| Additional Details | |
| Occupation | Secretary |
| Industry | School Office |
| Class of Worker | PW |
| Hours Worked | 2 |
| Income (1939) | 236 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Secretary |
| Township / Ward | Webster Groves City |
| Est. Birth Year | ~1924 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Frances | Age | Birth yr |
|---|---|---|---|---|
| Mary Clark | Daughter | — | 19 | ~1921 |
| Harry Clark | Head | — | 63 | ~1877 |
| Frances Clark | Daughter | — | 16 | ~1924 |
| Harry Clark | Son | — | 18 | ~1922 |
| Ellen Clark | Spouse | — | 47 | ~1893 |
| Isabelle Clark | Daughter | — | 15 | ~1925 |
| Virginia Clark | Daughter | — | 14 | ~1926 |
| Kathryn Clark | Daughter | — | 3 | ~1937 |
| Barbara Clark | Daughter | — | 11 | ~1929 |
Census Appearances
1930
St Louis, …
Daughter, age 7
St Louis, Missouri · implied b. ~1923 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Clark |
| Given Name | Frances |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Italy |
| Mother's Birthplace | Italy |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-County, Missouri
Daughter, age 16
St.-Louis-County, Missouri · implied b. ~1924 — 9 household members
| Surname | Clark |
| Given Name | Frances E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Webster Groves City |
| 1935 Residence (County) | St. Louis |
| Occupation | Secretary |
| Industry | School Office |
| Class of Worker | PW |
| Hours Worked | 2 |
| Income (1939) | 236 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Frances Clark across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Frances Clark
Daughter · 1940 · age 16 · b. ~1924 · Missouri
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Sibling
Virginia Clark
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Isabelle Clark
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Clark
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kathryn Clark
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Clark
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Clark
Sibling · 1940 · age 19
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-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02149-00637)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John A. Smith | 64 | Head | Foreman | Missouri |
| 2 | Alice E. Smith | 66 | Sister | — | Missouri |
| 3 | Bonnie E. Smith | 18 | Daughter | — | Missouri |
| 4 | George A. Smith | 17 | Son | — | Missouri |
| 5 | John P. Baird | 39 | Head | Salesman | Indiana |
| 6 | Janet Baird | 33 | Wife | — | Missouri |
| 7 | John Jr. Baird | 14 | Son | — | Missouri |
| 8 | Frank A. Roth | 43 | Head | Chemist | Missouri |
| 9 | Clara Roth | 42 | Wife | — | Missouri |
| 10 | John R. Stafford | 34 | Head | Teacher | Missouri |
| 11 | Ethel D. Stafford | 38 | Wife | — | Missouri |
| 12 | Mary A. Stafford | 7 | Daughter | — | Missouri |
| 13 | John R. Jr. Stafford | 2 | Son | — | Missouri |
| 14 | F. Ray Martin | 38 | Head | Structural Engineer | Indiana |
| 15 | Arline Martin | 36 | Wife | — | Indiana |
| 16 | Jane E. Martin | 8 | Daughter | — | Wisconsin |
| 17 | Lawrence A. Wherry | 33 | Head | Promotion Advertising | Iowa |
| 18 | Frances B. Wherry | 33 | Wife | — | Missouri |
| 19 | William A. Walker | 52 | Head | Manager | Indiana |
| 20 | Dora F. Walker | 51 | Wife | — | Indiana |
| 21 | Emma Gene Walker | 23 | Daughter | Book-Keeper | Illinois |
| 22 | Mary Helen Walker | 19 | Daughter | Houseworker | Missouri |
| 23 | G. Austin Bond | 85 | Father-in-law | — | Indiana |
| 24 | Anna A. Irwin | 60 | Head | — | Missouri |
| 25 | Nelson Irwin | 40 | Son | — | Missouri |
| 26 | Edith Irwin | 15 | Daughter-in-law | — | Missouri |
| 27 | Blondina Overfield | 55 | Head | — | Missouri |
| 28 | Harry F. Clark | 63 | Head | Salesman | Missouri |
| 29 | Ellen Clark | 47 | Wife | Private Music Teacher | Arkansas |
| 30 | Mary E. Clark | 19 | Daughter | — | Missouri |
| 31 | Harry Jr. Clark | 18 | Son | Mail Clerk | Missouri |
| 32 | Frances E. Clark THIS PERSON | 16 | Daughter | Secretary | Missouri |
| 33 | Isabelle Clark | 15 | Daughter | — | Missouri |
| 34 | Virginia Clark | 14 | Daughter | — | Missouri |
| 35 | Barbara J. Clark | 11 | Daughter | — | Missouri |
| 36 | Kathryn A. Clark | 3 | Daughter | — | Missouri |
| 37 | Edw. E. Overholt | 54 | Head | — | Missouri |
| 38 | John A. Overholt | 19 | Son | Apprentice Electrician | Missouri |
| 39 | Dorothy Overholt | 18 | Daughter | Typist | Missouri |
| 40 | James H. Overholt | 16 | Son | — | Missouri |
Related Census Records
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)