JC
John Charles — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Appanoose-County, Iowa
Our Model Tree links this John Charles across the 1930 and 1940 US Censuses in Appanoose-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1903), then head of a 8-person household.
Age 37
b. ~1903
Male
Head
Born: France
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Appanoose-County, Iowa |
| Surname | Charles |
| Given Name | John D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | France |
| 1935 Residence (City) | Mystic City |
| 1935 Residence (County) | Appanoose County |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Loader |
| Industry | Coal mine |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 123 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth Country | France |
| Birthplace (normalized) | france |
| Occupation | Loader |
| Township / Ward | Mystic City |
| Est. Birth Year | ~1903 |
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 |
|---|---|---|---|---|
| Dorothy Charles | Daughter | — | 13 | ~1927 |
| Jean Charles | Daughter | — | 8 | ~1932 |
| Marie Charles | Daughter | — | 8 | ~1932 |
| Raymond Charles | Son | — | 15 | ~1925 |
| Mary Charles | Spouse | — | 37 | ~1903 |
| John Charles | Head | — | 37 | ~1903 |
| Patty Charles | Daughter | — | 5 | ~1935 |
| Julian Charles | Son | — | 15 | ~1925 |
Census Appearances
1930
Appanoose, Iowa
Head, age 27
Appanoose, Iowa · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Charles |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | France |
| Naturalization Status | Naturalized |
| Year of Immigration | 1911 |
| Age at First Marriage | 27 |
| Father's Birthplace | France |
| Mother's Birthplace | France |
| Occupation | Miner |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | French |
| Home Owned/Rented | R |
| Home Value / Rent | 10 |
| Radio Set | R |
| Veteran | No |
| Birth Country | France |
| Birthplace (normalized) | france |
1940
Appanoose-County, Iowa
Head, age 37
Appanoose-County, Iowa · implied b. ~1903 — 8 household members
| Surname | Charles |
| Given Name | John D. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | France |
| 1935 Residence (City) | Mystic City |
| 1935 Residence (County) | Appanoose County |
| Naturalization Status | Naturalized |
| Occupation | Loader |
| Industry | Coal mine |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 123 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth Country | France |
| Birthplace (normalized) | france |
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 Charles across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Charles
Head · 1940 · age 37 · b. ~1903 · Iowa
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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 — Appanoose-County, Iowa
Open full size
1940 US Federal Census — Appanoose-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01137-00012)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Paul H. Clark | 33 | Head | Teacher | Iowa |
| 2 | Mildred Clark | 35 | Wife | — | Iowa |
| 3 | Jacqueline Clark | 11 | Daughter | — | Iowa |
| 4 | Paul Jr. Clark | 9 | Son | — | Iowa |
| 5 | Richard Clark | 5 | Son | — | Iowa |
| 6 | John D. Charles THIS PERSON | 37 | Head | Loader | France |
| 7 | Mary Charles | 37 | Wife | — | Iowa |
| 8 | Raymond Charles | 15 | Son | — | Iowa |
| 9 | Julian Charles | 15 | Son | — | Iowa |
| 10 | Dorothy Charles | 13 | Daughter | — | Iowa |
| 11 | Jean Charles | 8 | Daughter | — | Iowa |
| 12 | Marie Margaret Charles | 8 | Daughter | — | Iowa |
| 13 | Patty Charles | 5 | Daughter | — | Iowa |
| 14 | Alexander Papli | 54 | Head | Road Worker | Italy |
| 15 | Pauline Papli | 42 | Wife | — | Italy |
| 16 | Jennie Papli | 26 | Daughter | Worker In Public School | Iowa |
| 17 | Tony Papli | 24 | Son | Loader | Iowa |
| 18 | Frank Papli | 20 | Son | New Worker | Iowa |
| 19 | Mary Papli | 18 | Daughter | — | Iowa |
| 20 | Octavia Roussiere | 59 | Head | — | France |
| 21 | Jeanette Roussiere | 19 | Daughter | Worker In Public School | Iowa |
| 22 | Vernon D. Charles | 23 | Son | Loader | Iowa |
| 23 | Edward Collins | 48 | Head | Mine Foreman | Pennsylvania |
| 24 | Hazel Collins | 44 | Wife | — | Iowa |
| 25 | Joyce Collins | 13 | Daughter | — | Iowa |
| 26 | Jimmy Collins | 4 | Son | — | Iowa |
| 27 | Richard Collins | 1 | Son | — | Iowa |
| 28 | Rune Vinell | 67 | Head | — | Sweden |
| 29 | Ada Vinell | 56 | Wife | — | Sweden |
| 30 | Robert Nelson | 55 | Head | Engineer | Iowa |
| 31 | Hazel Nelson | 44 | Wife | — | Iowa |
| 32 | Roberta Nelson | 12 | Daughter | — | Iowa |
| 33 | David Lewis | 43 | Head | Brakeman | Iowa |
| 34 | Thelma Lewis | 41 | Wife | — | Iowa |
| 35 | John Lewis | 17 | Son | — | Iowa |
| 36 | Ilene Lewis | 15 | Daughter | — | Iowa |
| 37 | Eugene Lewis | 12 | Son | — | Iowa |
| 38 | Donald Lewis | 3 | Son | — | Iowa |
| 39 | Ruby Webb | 39 | Head | — | Iowa |
| 40 | Gwendolyn Webb | 16 | Daughter | — | Iowa |
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)