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Charles Cooper — 1940 US Census Record
Model Tree available1940 United States Federal Census · Buchanan-County, Missouri
Our Model Tree links this Charles Cooper across the 1920, 1930 and 1940 US Censuses in Buchanan-County, Missouri (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a head (b.~1910), then head of a 5-person household.
Age 30
b. ~1910
Male
Head
Born: Missouri
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Buchanan-County, Missouri |
| Surname | Cooper |
| Given Name | Charles F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Some Place |
| 1935 Residence (County) | Some Place |
| Additional Details | |
| Occupation | Switch Tender |
| Industry | Steam Railroad |
| Class of Worker | PW |
| Hours Worked | 56 |
| Income (1939) | 1900 |
| Highest Grade | H-2 |
| 1935 Residence | Some Place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Occupation | Switch Tender |
| Township / Ward | St Joseph City |
| Est. Birth Year | ~1910 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Joan Cooper | Daughter | — | 7 | ~1933 |
| Dolores Cooper | Daughter | — | 6 | ~1934 |
| Charles Cooper | Head | — | 30 | ~1910 |
| Charles Cooper | Son | — | 1 | ~1939 |
| Alva Cooper | Spouse | — | 30 | ~1910 |
Census Appearances
1920
Buchanan, Missouri
Son, age 10
Buchanan, Missouri · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Buchanan, Missouri
Son, age 20
Buchanan, Missouri · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Cooper |
| Given Name | Charles Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Illinois |
| Occupation | Switch Tender |
| Industry | Union Station |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Buchanan-County, Missouri
Head, age 30
Buchanan-County, Missouri · implied b. ~1910 — 5 household members
| Surname | Cooper |
| Given Name | Charles F. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Missouri |
| 1935 Residence (City) | Some Place |
| 1935 Residence (County) | Some Place |
| Occupation | Switch Tender |
| Industry | Steam Railroad |
| Class of Worker | PW |
| Hours Worked | 56 |
| Income (1939) | 1900 |
| Highest Grade | H-2 |
| 1935 Residence | Some Place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Charles Cooper across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Cooper (~0.92 confidence) and father Charles Cooper (~0.92 confidence) and mother Pearl Cooper (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Cooper
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Charles Cooper
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Pearl Cooper
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Cooper
Head · 1940 · age 30 · b. ~1910 · Missouri
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Buchanan-County, Missouri
Open full size
1940 US Federal Census — Buchanan-County, Missouri
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02089-00162)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry H. Blomley | 46 | Head | Producer | Missouri |
| 2 | Maude Blomley | 46 | Wife | — | Missouri |
| 3 | Mary K. Blomley | 21 | Daughter | Saleslady | Missouri |
| 4 | William Blomley | 19 | Nephew | Checker | Missouri |
| 5 | Sharp Maymie Blomley | 8 | Niece | — | Missouri |
| 6 | Frank A. Corner | 51 | Head | Repairman | Missouri |
| 7 | Voncille M. Corner | 24 | Wife | — | Missouri |
| 8 | Eldora L. Corner | 9 | Daughter | — | Missouri |
| 9 | Paul R. Madden | 31 | Head | Elec. Engineer | Missouri |
| 10 | Phyllis Madden | 28 | Wife | — | Missouri |
| 11 | Paul Jr. Madden | 9 | Son | — | Missouri |
| 12 | Shirley Ann Madden | 7 | Daughter | — | Missouri |
| 13 | Henry P. Rettisch | 65 | Head | — | Missouri |
| 14 | Anna Rettisch | 65 | Wife | — | Pennsylvania |
| 15 | Otto Mattson | 47 | Head | Truck Driver | Sweden |
| 16 | Edna Mattson | 41 | Wife | — | Illinois |
| 17 | Louise Mattson | 15 | Daughter | — | Minnesota |
| 18 | Lorraine Mattson | 13 | Daughter | — | Minnesota |
| 19 | Ella Metz | 68 | Head | — | Ohio |
| 20 | Whitehead Clara Metz | 48 | Daughter | — | Missouri |
| 21 | — | None | — | — | — |
| 22 | Thomas Jr. Haleh | 46 | Head | Car Repairer | Irish Free State |
| 23 | Rose Haleh | 46 | Wife | — | Northern Ireland |
| 24 | Thomas Jr. Haleh | 20 | Son | Deliveryman | Missouri |
| 25 | Rosemary Haleh | 18 | Daughter | — | Missouri |
| 26 | Joseph P. Haleh | 13 | Son | — | Missouri |
| 27 | John F. Haleh | 8 | Son | — | Missouri |
| 28 | Marguerite Ann Haleh | 4 | Daughter | — | Missouri |
| 29 | F. M. Foulk | 70 | Head | — | Missouri |
| 30 | William Jefferies | 30 | Son-in-law | Repairman | Missouri |
| 31 | Glenola Jefferies | 29 | Daughter | Stenographer | Missouri |
| 32 | Charles F. Cooper THIS PERSON | 30 | Head | Switch Tender | Missouri |
| 33 | Alva Cooper | 30 | Wife | — | Missouri |
| 34 | Joan Ann Cooper | 7 | Daughter | — | Missouri |
| 35 | Dolores Jean Cooper | 6 | Daughter | — | Missouri |
| 36 | Charles L. Cooper | 1 | Son | — | Missouri |
| 37 | Edward E. Mudgett | 54 | Head | Switchman | Kansas |
| 38 | Martha X. Mudgett | 50 | Wife | — | Missouri |
| 39 | Lona Demps | 60 | Head | — | Germany |
| 40 | William H. Smith | 49 | Head | Foreman | Missouri |
Pedigree Summary
Charles
Gen 1 · 3 parents
~0.92
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)