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Betty Allen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Warren-County, Illinois
Our Model Tree links this Betty Allen across the 1930 and 1940 US Censuses in Warren-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 8-person household.
Age 11
b. ~1929
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Warren-County, Illinois |
| Surname | Allen |
| Given Name | Betty J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Swan |
| 1935 Residence (County) | Warren |
| Additional Details | |
| Highest Grade | No-5 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Swan |
| Est. Birth Year | ~1929 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Betty | Age | Birth yr |
|---|---|---|---|---|
| Ora Allen | Head | — | 35 | ~1905 |
| Danny Allen | Son | — | 2 | ~1938 |
| Barbara Allen | Daughter | — | 4 | ~1936 |
| Donald Allen | Son | — | 8 | ~1932 |
| Harold Allen | Son | — | 9 | ~1931 |
| E Allen | Spouse | — | 31 | ~1909 |
| Betty Allen | Daughter | — | 11 | ~1929 |
| Robert Allen | Son | — | 12 | ~1928 |
Census Appearances
1930
Warren, Illinois
Daughter, age 1
Warren, Illinois · implied b. ~1929 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | Betty J |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Warren-County, Illinois
Daughter, age 11
Warren-County, Illinois · implied b. ~1929 — 8 household members
| Surname | Allen |
| Given Name | Betty J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Swan |
| 1935 Residence (County) | Warren |
| Highest Grade | No-5 |
| 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 Betty Allen across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Betty Allen
Daughter · 1940 · age 11 · b. ~1929 · Illinois
★ You are viewing this record
Sibling
Donald Allen
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Allen
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Allen
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Danny Allen
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Barbara Allen
Sibling · 1940 · age 4
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 — Warren-County, Illinois
Open full size
1940 US Federal Census — Warren-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00901-00562)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lora D. Parish | 48 | Daughter | — | Illinois |
| 42 | Ora A. Allen | 35 | Head | Common Laborer | Kentucky |
| 43 | E. Estelline Allen | 31 | Wife | — | Illinois |
| 44 | Robert W. Allen | 12 | Son | — | Illinois |
| 45 | Betty J. Allen THIS PERSON | 11 | Daughter | — | Illinois |
| 46 | Harold E. Allen | 9 | Son | — | Illinois |
| 47 | Donald E. Allen | 8 | Son | — | Illinois |
| 48 | Barbara J. Allen | 4 | Daughter | — | Illinois |
| 49 | Danny L. Allen | 2 | Son | — | Illinois |
| 50 | James Thall | 28 | Head | Laborer | Illinois |
| 51 | Bessie Thall | 27 | Wife | — | Illinois |
| 52 | Dorothy M. Thall | 3 | Daughter | — | Illinois |
| 53 | Mary L. Thall | 1 | Daughter | — | Illinois |
| 54 | Thelma Foster | 33 | Head | Laborer | Missouri |
| 55 | Thelma D. Foster | 27 | Wife | — | Illinois |
| 56 | June Foster | 3 | Daughter | — | Illinois |
| 57 | Robert Lee E. Foster | 0 | Son | — | Illinois |
| 58 | John Lee | 71 | Head | — | Illinois |
| 59 | James Singleton | 55 | Head | Farmer | Kansas |
| 60 | Bernard Singleton | 22 | Son | Laborer | Illinois |
| 61 | Joseph Bratkovich | 44 | Head | Farmer | Yugoslavia |
| 62 | Mary Bratkovich | 27 | Wife | — | Illinois |
| 63 | Irene Bratkovich | 4 | Daughter | — | Nebraska |
| 64 | Here Begins The Enumeration Of The Unincorporated Town Of Swan Creek | None | — | — | — |
| 65 | Herschel Mccormick | 39 | Head | Laborer | Illinois |
| 66 | Erma Mccormick | 41 | Wife | — | Illinois |
| 67 | Billy F. Mccormick | 19 | Son | Laborer | Illinois |
| 68 | Rex Mccormick | 14 | Son | — | Illinois |
| 69 | Barbara Mccormick | 9 | Daughter | — | Illinois |
| 70 | Merle Mccormick | 5 | Son | — | Illinois |
| 71 | Miles Thall | 24 | Head | Carpenter | Illinois |
| 72 | Maxine Thall | 21 | Wife | — | Illinois |
| 73 | Robert Linsey | 48 | Head | Railroad Agent | Illinois |
| 74 | Sarah Linsey | 37 | Wife | — | Virginia |
| 75 | C. Claire Sands | 40 | Head | Farmer | Illinois |
| 76 | Blanche Sands | 27 | Wife | — | Illinois |
| 77 | Clairice Sands | 5 | Daughter | — | Illinois |
| 78 | Donald D. Sands | 1 | Son | — | Illinois |
| 79 | William Watt | 73 | Head | Farmer | Illinois |
| 80 | Asenath A. Watt | 63 | Wife | — | Illinois |
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)