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Charles Douglas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Charles Douglas across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a head (b.~1893), then head of a 4-person household.
Age 47
b. ~1893
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Douglas |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Salesman |
| Industry | Wholesale Candy |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1500 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Salesman |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1893 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Charles Douglas | Head | — | 47 | ~1893 |
| Allan Douglas | Son | — | 22 | ~1918 |
| John Douglas | Son | — | 16 | ~1924 |
| Selma Douglas | Spouse | — | 45 | ~1895 |
Census Appearances
1920
Allegheny, Pennsylvania
Head, age 27
Allegheny, Pennsylvania · implied b. ~1893 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Douglas |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Salesman |
| Industry | Cigars |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Head, age 37
Allegheny, Pennsylvania · implied b. ~1893 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Douglas |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 23 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Pennsylvania |
| Occupation | Salesman |
| Industry | Cigars |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 40 |
| Radio Set | R |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Head, age 47
Allegheny-County, Pennsylvania · implied b. ~1893 — 4 household members
| Surname | Douglas |
| Given Name | Charles |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Occupation | Salesman |
| Industry | Wholesale Candy |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1500 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Douglas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Douglas
Head · 1940 · age 47 · b. ~1893 · Pennsylvania
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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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03667-00192)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas J Mcnamara | 36 | Head | Clerical Asst | Pennsylvania |
| 2 | Mary A Mcnamara | 34 | Wife | — | Pennsylvania |
| 3 | Thomas J Jr Mcnamara | 13 | Son | — | Pennsylvania |
| 4 | Catherine A Earnest | 36 | Head | Supervisor | Pennsylvania |
| 5 | Charles M Earnest | 26 | Brother | Salesman | Pennsylvania |
| 6 | William Sullivan | 42 | Head | Detective | Pennsylvania |
| 7 | Ida Sullivan | 47 | Wife | — | Missouri |
| 8 | Harry L Smith | 50 | Head | Solicitor | Pennsylvania |
| 9 | Clara Smith | 47 | Wife | — | Pennsylvania |
| 10 | Janet Claire Smith | 8 | Daughter | — | Pennsylvania |
| 11 | Thomas F Mcgrath | 70 | Head | — | Pennsylvania |
| 12 | Thomas F Jr Mcgrath | 39 | Son | Clerk | Pennsylvania |
| 13 | Paul M Mcgrath | 29 | Son | Room Clerk | Pennsylvania |
| 14 | Elmer A Cole | 31 | Head | Business Agent | Pennsylvania |
| 15 | Marie M Cole | 29 | Wife | — | Pennsylvania |
| 16 | Le Verne Cole | 6 | Daughter | — | Pennsylvania |
| 17 | Shirley Cole | 5 | Daughter | — | Pennsylvania |
| 18 | Irene Cole | 2 | Daughter | — | Pennsylvania |
| 19 | A. S. Akery | 62 | Head | Truck Driver | Ohio |
| 20 | Retta Akery | 54 | Wife | — | Pennsylvania |
| 21 | John Akery | 24 | Son | Salesman | Pennsylvania |
| 22 | George Hunter | 74 | Brother-in-law | — | West Virginia |
| 23 | James Perice | 31 | Head | Painter | Pennsylvania |
| 24 | Anna Perice | 32 | Wife | — | Pennsylvania |
| 25 | Joan Perice | 1 | Daughter | — | Pennsylvania |
| 26 | Paul Bell | 41 | Head | Timekeeper | Indiana |
| 27 | Mayola Bell | 34 | Wife | — | Pennsylvania |
| 28 | Paul Jr Bell | 18 | Son | Apprentice | Indiana |
| 29 | Shirley Mae Bell | 9 | Daughter | — | Pennsylvania |
| 30 | Oscar Johnson | 30 | Head | Mechanic | Pennsylvania |
| 31 | Alice Johnson | 19 | Wife | — | West Virginia |
| 32 | H. B. Imhoff | 50 | Head | Brakeman | Pennsylvania |
| 33 | Rose Mae Imhoff | 21 | Daughter | Typist | Pennsylvania |
| 34 | Charles Imhoff | 18 | Son | — | Pennsylvania |
| 35 | Mary Imhoff | 70 | Mother | — | Pennsylvania |
| 36 | Charles Douglas THIS PERSON | 47 | Head | Salesman | Pennsylvania |
| 37 | Selma Douglas | 45 | Wife | — | Pennsylvania |
| 38 | Allan Douglas | 22 | Son | Clerk | Pennsylvania |
| 39 | John Douglas | 16 | Son | — | Pennsylvania |
| 40 | Magdalene Diehl | 63 | Head | — | Pennsylvania |
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)