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John Allen — 1940 US Census Record
Model Tree available1940 United States Federal Census · Columbia-County, Wisconsin
Our Model Tree links this John Allen across the 1920, 1930 and 1940 US Censuses in Columbia-County, Wisconsin (XGBoost, ~Confirmed), with identified parents James & Mary — first a son (b.~1920), then head of a 8-person household.
Age 20
b. ~1920
Male
Son
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Columbia-County, Wisconsin |
| Surname | Allen |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Caledonia Township |
| 1935 Residence (County) | Columbia |
| Additional Details | |
| Occupation | laborer |
| Industry | On farm |
| Class of Worker | NP |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Occupation | Laborer |
| Township / Ward | Caledonia Township |
| Est. Birth Year | ~1920 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Ruth Allen | Daughter | — | 10 | ~1930 |
| Dorothy Allen | Daughter | — | 19 | ~1921 |
| Betty Allen | Daughter | — | 16 | ~1924 |
| Alex Allen | Head | — | 56 | ~1884 |
| John Walker | Other | — | 50 | ~1890 |
| Stanley Allen | Son | — | 13 | ~1927 |
| John Allen | Son | — | 20 | ~1920 |
| Della Allen | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Columbia, Wisconsin
Son, age
Columbia, Wisconsin · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Can Read | No |
| Speaks English | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1930
Columbia, Wisconsin
Son, age 10
Columbia, Wisconsin · implied b. ~1920 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Allen |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Columbia-County, Wisconsin
Son, age 20
Columbia-County, Wisconsin · implied b. ~1920 — 8 household members
| Surname | Allen |
| Given Name | John |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Caledonia Township |
| 1935 Residence (County) | Columbia |
| Occupation | laborer |
| Industry | On farm |
| Class of Worker | NP |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 John Allen across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Allan (~0.82 confidence) and mother Mary Allan (~0.82 confidence) and father Alex Allen (~0.92 confidence) and father Gavin Allen (~0.82 confidence) and mother Mary Allen (~0.82 confidence) and mother Della Allen (~0.92 confidence) and mother Delia Allen (~0.92 confidence). The pedigree spans 2 generations with 7 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.86
Father
James Allan
b. ~1837
Source father>father
● Household
· direct · ~0.82
Mother
Mary Allan
b. ~1855
Source father>mother
● Household
· direct · ~0.82
Father
Alex Allen
b. ~1884
Source father
● Household
· direct · ~0.92
Father
Gavin Allen
b. ~1842
Source father>father
● Household
· direct · ~0.82
Mother
Mary Allen
b. ~1844
Source father>mother
● Household
· direct · ~0.82
Mother
Della Allen
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Delia Allen
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Allen
Son · 1940 · age 20 · b. ~1920 · Wisconsin
★ You are viewing this record
Sibling
Dorothy Allen
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Allen
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Allen
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Stanley Allen
Sibling · 1940 · age 13
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 — Columbia-County, Wisconsin
Open full size
1940 US Federal Census — Columbia-County, Wisconsin
Page Contents
15 people indexed on this census page (nara:1940:m-t0627-04466-00050)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Martha Capener | 81 | wife | — | Wisconsin |
| 42 | Alex Allen | 56 | Head | Farmer | Wisconsin |
| 43 | Della Allen | 49 | wife | — | Wisconsin |
| 44 | John Allen THIS PERSON | 20 | son | Laborer | Wisconsin |
| 45 | Dorothy Allen | 19 | daughter | — | Wisconsin |
| 46 | Betty Allen | 16 | daughter | — | Wisconsin |
| 47 | Stanley Allen | 13 | son | — | Wisconsin |
| 48 | Ruth Ann Allen | 10 | daughter | — | Wisconsin |
| 49 | John Walker | 50 | brother-in-law | Trucking | Wisconsin |
| 50 | Lucretia Taylor | 64 | Head | — | Wisconsin |
| 51 | William Moetz | 44 | Head | Farmer | Iowa |
| 52 | Agnes Moetz | 36 | wife | Labor | Wisconsin |
| 53 | William Jr. Moetz | 13 | son | — | Wisconsin |
| 54 | Donna Moetz | 10 | daughter | — | Wisconsin |
| 55 | Joseph Moetz | 4 | son | — | Wisconsin |
Pedigree Summary
John + 4 siblings
Gen 1 · 3 parents
~0.92
Gen 2 · 4 grandparents
~0.82
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)