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Betty Allen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Macon-County, Illinois
Our Model Tree links this Betty Allen across the 1930 and 1940 US Censuses in Macon-County, Illinois (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 8-person household.
Age 15
b. ~1925
Female
Daughter
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Macon-County, Illinois |
| Surname | Allen |
| Given Name | Betty Jo |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Decatur city |
| 1935 Residence (County) | Macon |
| Additional Details | |
| Highest Grade | H 1 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Decatur City |
| Est. Birth Year | ~1925 |
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 |
|---|---|---|---|---|
| Gayland Allen | Head | — | 37 | ~1903 |
| Donald Allen | Son | — | 6 | ~1934 |
| Betty Allen | Daughter | — | 15 | ~1925 |
| Richard Allen | Son | — | 14 | ~1926 |
| Gayland Allen | Son | — | 10 | ~1930 |
| Sarah Allen | Spouse | — | 34 | ~1906 |
| Phyllis Allen | Daughter | — | 8 | ~1932 |
| William Allen | Son | — | 12 | ~1928 |
Census Appearances
1930
Macon, Illinois
Daughter, age 5
Macon, Illinois · implied b. ~1925 — 5 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 | 5 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Macon-County, Illinois
Daughter, age 15
Macon-County, Illinois · implied b. ~1925 — 8 household members
| Surname | Allen |
| Given Name | Betty Jo |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Decatur city |
| 1935 Residence (County) | Macon |
| Highest Grade | H 1 |
| 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 15 · b. ~1925 · Illinois
★ You are viewing this record
Sibling
Phyllis Allen
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Allen
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Allen
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Allen
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gayland Allen
Sibling · 1940 · age 10
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 — Macon-County, Illinois
Open full size
1940 US Federal Census — Macon-County, Illinois
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00843-00318)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | R. W. Bridgman | 27 | Son | Salesman | Illinois |
| 42 | Loyal Bridgman | 18 | Son | — | Illinois |
| 43 | Morris Mcgown | 40 | Head | Mechanic | Indiana |
| 44 | Ada Mcgown | 36 | Wife | — | Illinois |
| 45 | Imogene Mcgown | 13 | Daughter | — | Illinois |
| 47 | Gayland Allen | 37 | Head | Valve Tester | Illinois |
| 48 | Sarah Allen | 34 | Wife | — | Illinois |
| 49 | Betty Jo Allen THIS PERSON | 15 | Daughter | — | Illinois |
| 50 | Richard Dale Allen | 14 | Son | — | Illinois |
| 51 | William E. Allen | 12 | Son | — | Illinois |
| 52 | Gayland Jr. Allen | 10 | Son | — | Illinois |
| 53 | Phyllis J. Allen | 8 | Daughter | — | Illinois |
| 54 | Donald Lee Allen | 6 | Son | — | Illinois |
| 55 | Harry V. Cantrell | 59 | Head | Elevator Man | Indiana |
| 56 | Elizabeth Godsey | 54 | Housekeeper | House Keeper | Kentucky |
| 57 | Sarah A. Little | 70 | Head | — | Ohio |
| 58 | Elvert Bailey | 39 | Head | Truck Driver | Kentucky |
| 59 | Bessie Bailey | 39 | Wife | — | Missouri |
| 60 | James Bailey | 17 | Son | Pin Boy | Missouri |
| 61 | Russel Bailey | 11 | Son | — | Illinois |
| 62 | Clemon Hale | 38 | Head | Truck Driver | Kentucky |
| 63 | Edith Hale | 35 | Wife | — | Illinois |
| 64 | Clemon Jr. Hale | 14 | Son | — | Illinois |
| 65 | Norma Jean Hale | 11 | Daughter | — | Illinois |
| 66 | Robert Goin | 37 | Head | Delivery | Illinois |
| 67 | Lenora Goin | 33 | Wife | Maid | Illinois |
| 68 | Molly Browder | 73 | Mother | — | Kentucky |
| 69 | Art Davlin | 57 | Head | Order Inspector | Illinois |
| 70 | Flora Davlin | 55 | Wife | — | Illinois |
| 71 | Harold R. Baker | 45 | Head | Supt. | Colorado |
| 72 | Mary Ruth Baker | 15 | Daughter | — | Illinois |
| 73 | Hazel Victoria Baker | 10 | Daughter | — | Illinois |
| 74 | Georgia Thomas | 57 | Housekeeper | Housekeeper | Kentucky |
| 75 | Ernest Lamar | 56 | Head | — | Indiana |
| 76 | Robert Lamar | 26 | Son | Teacher | Illinois |
| 77 | Ray Hicks | 37 | Head | Laborer | Illinois |
| 78 | Mary E. Sapp | 56 | Head | — | Illinois |
| 79 | Harold Hays | 36 | Head | Weight Master | Illinois |
| 80 | Lois Hays | 35 | Wife | Seamster | 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)