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Mary Allen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Will-County, Illinois
Our Model Tree links this Mary Allen across the 1920, 1930 and 1940 US Censuses in Will-County, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 7-person household.
Age 46
b. ~1894
Female
Spouse
Born: Indiana
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Will-County, Illinois |
| Surname | Allen |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Village of Crete |
| 1935 Residence (County) | Will |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Village Of Crete |
| Est. Birth Year | ~1894 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Beatty | Daughter | — | 21 | ~1919 |
| Grover Allen | Head | — | 56 | ~1884 |
| Lelydonn Beatty | Other | — | 1 | ~1939 |
| Leo Kuelling | Other | — | 33 | ~1907 |
| Robert Allen | Son | — | 26 | ~1914 |
| Stewart Allen | Son | — | 19 | ~1921 |
| Mary Allen | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Will, Illinois
Spouse, age 26
Will, Illinois · implied b. ~1894 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1930
Will, Illinois
Spouse, age 36
Will, Illinois · implied b. ~1894 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Indiana |
| Age at First Marriage | 18 |
| Father's Birthplace | Ind |
| Mother's Birthplace | Ind |
| Occupation | Saleslady |
| Industry | Furniture Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Will-County, Illinois
Spouse, age 46
Will-County, Illinois · implied b. ~1894 — 7 household members
| Surname | Allen |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Indiana |
| 1935 Residence (City) | Village of Crete |
| 1935 Residence (County) | Will |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| 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.
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This person
Anchor record
Mary Allen
Spouse · 1940 · age 46 · b. ~1894 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Will-County, Illinois
Open full size
1940 US Federal Census — Will-County, Illinois
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00907-00054)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Barbara Gast | 11 | Daughter | — | Illinois |
| 42 | Faral Gast | 9 | Daughter | — | Illinois |
| 43 | Ernest Schultz | 43 | Head | Fireman Welder | Illinois |
| 44 | Selma Schultz | 42 | Wife | — | Illinois |
| 45 | Eugene Schultz | 18 | Son | Upholsterer | Illinois |
| 46 | Lois Schultz | 11 | Daughter | — | Illinois |
| 47 | James Schultz | 8 | Son | — | Illinois |
| 49 | Grover W. Allen | 56 | Head | Engineer | Indiana |
| 50 | Mary Allen THIS PERSON | 46 | Wife | — | Indiana |
| 51 | Robert Allen | 26 | Son | Photographer | Indiana |
| 52 | Stewart Allen | 19 | Son | Apprentice Printer | Illinois |
| 53 | Mary Beatty | 21 | Daughter | — | Illinois |
| 54 | Lelydonn Beatty | 1 | Granddaughter | — | Illinois |
| 55 | Leo Kuelling | 33 | Lodger | Truck Driver | Illinois |
| 56 | Richard Beckman | 44 | Head | Freight Conductor | Illinois |
| 57 | Mary Jane Beckman | 13 | Daughter | — | Illinois |
| 58 | Juanita Beckman | 11 | Daughter | — | Illinois |
| 59 | Ruth Richmond | 22 | Housekeeper | Housekeeper | Illinois |
| 60 | Elmer Duensing | 45 | Head | Gunsmith | Illinois |
| 61 | Anna Duensing | 46 | Wife | — | Illinois |
| 62 | Dorothy Duensing | 19 | Daughter | Bookkeeper | Illinois |
| 63 | Norman Duensing | 5 | Son | — | Illinois |
| 64 | Emily Durrin | 76 | Mother-in-law | Maid | Illinois |
| 65 | Alvin B. Monep | 22 | Head | Press Man | Illinois |
| 66 | Gertrude Monep | 20 | Wife | Maid | Illinois |
| 67 | Harry J. Kimmell | 52 | Head | Locomotive Eng. | Indiana |
| 68 | Leila A. Kimmell | 52 | Wife | — | Indiana |
| 69 | Lymma Wiley | 76 | Head | Teacher | Indiana |
| 70 | Dorothy Wiley | 72 | Wife | Primary Teacher | Illinois |
| 71 | Peter Spenier | 58 | Head | Painter, Decorator | Illinois |
| 72 | Emma Spenier | 60 | Wife | — | Illinois |
| 73 | Clarence Fick | 34 | Head | Mechanic | Illinois |
| 74 | Elba Fick | 31 | Wife | — | Illinois |
| 75 | Clarence Jr. Fick | 2 | Son | — | Illinois |
| 76 | Ray Cole | 59 | Head | Clerk | Illinois |
| 77 | Sylvia Cole | 59 | Wife | — | Illinois |
| 78 | Ray Cole | 35 | Son | Purchasing Agent | Illinois |
| 79 | James Cole | 25 | Son | Shipping Clerk | Illinois |
| 80 | Edward J. Solway | 53 | Head | Steel Mill | New York |
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)