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Mary Allen — 1940 US Census Record
Model Tree available1940 United States Federal Census · Wells-County, Indiana
Our Model Tree links this Mary Allen across the 1920, 1930 and 1940 US Censuses in Wells-County, Indiana (XGBoost, ~Confirmed), with identified parents Clyde & Ollie — first a daughter (b.~1918), then head of a 6-person household.
Age 22
b. ~1918
Female
Daughter
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wells-County, Indiana |
| Surname | Allen |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Union Twp |
| 1935 Residence (County) | Wells |
| Additional Details | |
| Occupation | new worker |
| Class of Worker | 6 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Occupation | New Worker |
| Township / Ward | Union Twp |
| Est. Birth Year | ~1918 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Allen | Daughter | — | 22 | ~1918 |
| Idval Allen | Daughter | — | 24 | ~1916 |
| Martha Allen | Daughter | — | 22 | ~1918 |
| Lucille Allen | Daughter | — | 34 | ~1906 |
| Clyde Allen | Head | — | 58 | ~1882 |
| Epplestia Allen | Spouse | — | 58 | ~1882 |
Census Appearances
1920
Wells, Indiana
Daughter, age 2
Wells, Indiana · implied b. ~1918 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Wells, Indiana
Daughter, age 12
Wells, Indiana · implied b. ~1918 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Wells-County, Indiana
Daughter, age 22
Wells-County, Indiana · implied b. ~1918 — 6 household members
| Surname | Allen |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Union Twp |
| 1935 Residence (County) | Wells |
| Occupation | new worker |
| Class of Worker | 6 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same house |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Mary Allen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Clyde Allen (~0.92 confidence) and mother Ollie Allen (~0.92 confidence) and mother Epplestia Allen (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Clyde Allen
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Ollie Allen
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Epplestia Allen
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Allen
Daughter · 1940 · age 22 · b. ~1918 · Indiana
★ You are viewing this record
Sibling
Idval Allen
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martha Allen
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lucille Allen
Sibling · 1940 · age 34
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 — Wells-County, Indiana
Open full size
1940 US Federal Census — Wells-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01110-00537)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Glenn E. Vaughn | 35 | Head | Foreman | Indiana |
| 2 | Genevieve Vaughn | 31 | Wife | — | Indiana |
| 3 | Barbara L. Vaughn | 11 | Daughter | — | Indiana |
| 4 | Robert E. Vaughn | 6 | Son | — | Indiana |
| 5 | Hubert Crum | 48 | Head | Laborer | Indiana |
| 6 | Clara Crum | 45 | Wife | — | Indiana |
| 7 | John H. Crum | 22 | Son | Assembler And Machine | Indiana |
| 8 | Alice F. Crum | 20 | Daughter | Housekeeper | Indiana |
| 9 | Merl L. Crum | 18 | Son | New Worker | Indiana |
| 10 | Dean E. Crum | 7 | Son | — | Indiana |
| 11 | Carl Hoopingarner | 28 | Head | Farmer | Indiana |
| 12 | June Hoopingarner | 29 | Wife | — | Indiana |
| 13 | Lee Hoopingarner | 7 | Son | — | Indiana |
| 14 | Jerry D. Hoopingarner | 4 | Son | — | Indiana |
| 15 | Bobby J. Hoopingarner | 1 | Son | — | Indiana |
| 16 | Rex Hoopingarner | 50 | Head | Farmer | Indiana |
| 17 | Ida Hoopingarner | 49 | Wife | — | Indiana |
| 18 | Donna M. Hoopingarner | 14 | Daughter | — | Indiana |
| 19 | Julia F. Hoopingarner | 13 | Daughter | — | Indiana |
| 20 | Fred Platt | 68 | Head | Farmer | Indiana |
| 21 | Evangeline Platt | 22 | Daughter | — | Indiana |
| 22 | Lorena Gardenour | 44 | Head | — | Illinois |
| 23 | Maxine Gardenour | 17 | Daughter | — | Indiana |
| 24 | Genevieve J. Schwert | 2 | Daughter | — | Indiana |
| 25 | Leslie J. Fishbaugh | 30 | Head | Farmer | Indiana |
| 26 | Elnora Fishbaugh | 27 | Wife | — | Indiana |
| 27 | Ora Wilcoxson | 60 | Head | Farmer | Indiana |
| 28 | Ella Wilcoxson | 57 | Wife | — | Indiana |
| 29 | Clyde Allen | 58 | Head | Farmer | Indiana |
| 30 | Epplestia Allen | 58 | Wife | — | Indiana |
| 31 | Lucille Allen | 34 | Daughter | Housekeeper | Indiana |
| 32 | Idval Allen | 24 | Daughter | Farmer | Indiana |
| 33 | Martha Allen | 22 | Daughter | New Worker | Indiana |
| 34 | Mary Allen THIS PERSON | 22 | Daughter | New Worker | Indiana |
| 35 | James O. Mcbride | 62 | Head | Farmer | Illinois |
| 36 | Ellie M. Mcbride | 59 | Wife | — | Ohio |
| 37 | Elmer O. Mcbride | 36 | Son | Farm Laborer | Ohio |
| 38 | Ralph W. Mcbride | 31 | Son | Farm Laborer | Indiana |
| 39 | Mary E. Mcbride | 23 | Daughter | — | Indiana |
| 40 | Luella M. Mcbride | 19 | Daughter | New Worker | Indiana |
Related Census Records
Pedigree Summary
Mary + 3 siblings
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)