AA
Alice Allen — 1940 US Census Record
Model Tree available1940 United States Federal Census · St.-Louis-County, Missouri
Our Model Tree links this Alice Allen across the 1920, 1930 and 1940 US Censuses in St.-Louis-County, Missouri (XGBoost, ~Confirmed), with identified parents Charles & Chas — first a daughter (b.~1914), then head of a 6-person household.
Age 26
b. ~1914
Female
Daughter
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | St.-Louis-County, Missouri |
| Surname | Allen |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | University City |
| 1935 Residence (County) | St. Louis |
| Additional Details | |
| Occupation | secretary |
| Industry | real estate office |
| Class of Worker | PW |
| Hours Worked | 38 |
| Income (1939) | 480 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Secretary |
| Township / Ward | University 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Alice | Age | Birth yr |
|---|---|---|---|---|
| Alice Allen | Daughter | — | 26 | ~1914 |
| Mary Allen | Head | — | 59 | ~1881 |
| Walter Davol | Other | — | 23 | ~1917 |
| Laura Hellinglust | Other | — | 82 | ~1858 |
| Ford Patterson | Other | — | 29 | ~1911 |
| Marianne Moore | Other | — | 28 | ~1912 |
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 | Allen |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
St Louis, …
Daughter, age 16
St Louis, Missouri · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Missouri |
| Age at First Marriage | 16 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
St.-Louis-County, Missouri
Daughter, age 26
St.-Louis-County, Missouri · implied b. ~1914 — 6 household members
| Surname | Allen |
| Given Name | Alice |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | University City |
| 1935 Residence (County) | St. Louis |
| Occupation | secretary |
| Industry | real estate office |
| Class of Worker | PW |
| Hours Worked | 38 |
| Income (1939) | 480 |
| Highest Grade | C 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 Alice Allen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Allen (~0.92 confidence) and father Chas Allen (~0.92 confidence) and mother Mary Allen (~0.92 confidence) and mother Mary Allen (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Allen
b. ~1876
Source father
● Household
· direct · ~0.92
Father
Chas Allen
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Mary Allen
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Mary Allen
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Alice Allen
Daughter · 1940 · age 26 · b. ~1914 · Missouri
★ 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 — St.-Louis-County, Missouri
Open full size
1940 US Federal Census — St.-Louis-County, Missouri
Page Contents
34 people indexed on this census page (nara:1940:m-t0627-02148-00902)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Victor Kieffer | 58 | Head | Medical Doctor | Missouri |
| 42 | Grace Kieffer | 47 | Wife | — | New York |
| 43 | Isabelle Kieffer | 21 | Daughter | — | Missouri |
| 44 | Victor Jr. Kieffer | 18 | Son | — | Missouri |
| 45 | Evelyn Mittendorf | 31 | Servant | House Maid | Illinois |
| 46 | Eric Brockelmann | 50 | Head | Dermatologist | Austria |
| 47 | Emmy Brockelmann | 46 | Wife | Medical Doctor | Italy |
| 48 | Rennan Roos | 22 | Head | — | Missouri |
| 49 | Herman Roos | 21 | Brother | — | Missouri |
| 50 | Bernard Roos | 19 | Brother | — | Missouri |
| 51 | Mary H. Allen | 59 | Head | — | Iowa |
| 52 | Alice Allen THIS PERSON | 26 | Daughter | Secretary | Missouri |
| 53 | Laura Hellinglust | 82 | Mother | — | Illinois |
| 54 | Walter Davol | 23 | Lodger | Salesman | New Hampshire |
| 55 | Ford K. Patterson | 29 | Lodger | Salesman | Colorado |
| 57 | Marianne Moore | 28 | Lodger | Teacher | Ohio |
| 63 | Roland M. Hoerr | 47 | Head | President Executive | Missouri |
| 64 | Ruth W. Hoerr | 46 | Wife | — | Kansas |
| 65 | Louis A. Hoerr | 21 | Son | — | Missouri |
| 66 | Roland Jr. Hoerr | 12 | Son | — | Missouri |
| 67 | Ruth Ward | 32 | Servant | House Maid | Missouri |
| 68 | Opal Hahs | 36 | Servant | House Maid | Missouri |
| 69 | Merrill E. Turner | 44 | Head | Tax Analyst | Missouri |
| 70 | Augusta Turner | 51 | Wife | — | Illinois |
| 71 | Merrill A. Turner | 16 | Daughter | — | Illinois |
| 72 | William Adams | 29 | Servant | House Man | Texas |
| 73 | Jewel Adams | 23 | Servant | House Maid | Arkansas |
| 74 | Harry C. Hartkopf | 45 | Head | Banker | Missouri |
| 75 | Marie Hartkopf | 40 | Wife | — | Missouri |
| 76 | Hortense Hartkopf | 20 | Daughter | — | Missouri |
| 77 | Anthony E. Niedt | 48 | Head | Vice-Pres & Owner | Missouri |
| 78 | Rosetta Niedt | 42 | Wife | — | California |
| 79 | Jacqueline Niedt | 16 | Daughter | — | Missouri |
| 80 | Douglas Niedt | 13 | Son | — | Missouri |
Pedigree Summary
Alice
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)