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Joseph Campbell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Penobscot-County, Maine
Our Model Tree links this Joseph Campbell across the 1930 and 1940 US Censuses in Penobscot-County, Maine (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 9-person household.
Age 20
b. ~1920
Male
Son
Born: Maine
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Penobscot-County, Maine |
| Surname | Campbell |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Brewer City |
| 1935 Residence (County) | Penobscot |
| Additional Details | |
| Occupation | Laborer |
| Industry | CCC |
| Class of Worker | GW |
| Hours Worked | 3 |
| Income (1939) | 360 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Occupation | Laborer |
| Township / Ward | Brewer City |
| 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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Ellen Campbell | Daughter | — | 5 | ~1935 |
| Elizabeth Campbell | Daughter | — | 7 | ~1933 |
| Ervin Campbell | Daughter | — | 9 | ~1931 |
| Buffle Campbell | Head | — | 57 | ~1883 |
| Martin Campbell | Son | — | 12 | ~1928 |
| Joseph Campbell | Son | — | 20 | ~1920 |
| Alfred Campbell | Son | — | 16 | ~1924 |
| Maurice Campbell | Son | — | 15 | ~1925 |
| Rosella Campbell | Spouse | — | 50 | ~1890 |
Census Appearances
1930
Penobscot, Maine
Son, age 10
Penobscot, Maine · implied b. ~1920 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Maine |
| Father's Birthplace | English Canada |
| Mother's Birthplace | Maine |
| Can Read/Write | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Penobscot-County, Maine
Son, age 20
Penobscot-County, Maine · implied b. ~1920 — 9 household members
| Surname | Campbell |
| Given Name | Joseph |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Maine |
| 1935 Residence (City) | Brewer City |
| 1935 Residence (County) | Penobscot |
| Occupation | Laborer |
| Industry | CCC |
| Class of Worker | GW |
| Hours Worked | 3 |
| Income (1939) | 360 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
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 Joseph Campbell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Joseph Campbell
Son · 1940 · age 20 · b. ~1920 · Maine
★ You are viewing this record
Sibling
Maurice Campbell
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Campbell
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Martin Campbell
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Campbell
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfred Campbell
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ervin Campbell
Sibling · 1940 · age 9
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 — Penobscot-County, Maine
Open full size
1940 US Federal Census — Penobscot-County, Maine
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01487-00100)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank King | 29 | Nephew | Housework | Maine |
| 2 | Roland Mcleod | 32 | Head | Janitor | Maine |
| 3 | Virginia Mcleod | 27 | Wife | — | Maine |
| 4 | Richard Mcleod | 9 | Son | — | Maine |
| 5 | Harry Mcleod | 5 | Son | — | Maine |
| 6 | Percy Downs | 35 | Head | Trimmer | Maine |
| 7 | Hazel M. Downs | 35 | Wife | — | Maine |
| 8 | Barbara Downs | 10 | Daughter | — | Maine |
| 9 | Thelma Downs | 7 | Daughter | — | Maine |
| 10 | Doris E. Downs | 4 | Daughter | — | Maine |
| 11 | Phyllis Downs | 8 | Daughter | — | Maine |
| 12 | Marcia W. Downs | 1 | Daughter | — | Maine |
| 13 | Buffle Campbell | 57 | Head | Laborer | Canada-Eng |
| 14 | Rosella Campbell | 50 | Wife | — | Maine |
| 15 | Joseph Campbell THIS PERSON | 20 | Son | Laborer | Maine |
| 16 | Alfred Campbell | 16 | Son | — | Maine |
| 17 | Maurice Campbell | 15 | Son | — | Maine |
| 18 | Martin Campbell | 12 | Son | — | Maine |
| 19 | Ervin Campbell | 9 | Daughter | — | Maine |
| 20 | Elizabeth Campbell | 7 | Daughter | — | Maine |
| 21 | Ellen Campbell | 5 | Daughter | — | Maine |
| 22 | Fred R. Munham | 42 | Head | Truck Driver | Maine |
| 23 | Helena Munham | 36 | Wife | — | Maine |
| 24 | George Munham | 17 | Son | — | Maine |
| 25 | Mary Munham | 16 | Daughter | — | Maine |
| 26 | Charles Munham | 14 | Son | — | Maine |
| 27 | David Munham | 12 | Son | — | Maine |
| 28 | Ruth Munham | 11 | Daughter | — | Maine |
| 29 | Thelma Munham | 6 | Daughter | — | Maine |
| 30 | Grace Munham | 3 | Daughter | — | Maine |
| 31 | Munham | 1 | Daughter | — | Maine |
| 32 | Alice King | 16 | Servant | — | Maine |
| 33 | (Baby Boy) | None | — | — | — |
| 34 | (Extra Line) | None | — | — | — |
| 35 | Charles E. Ford | 65 | Head | — | Maine |
| 36 | Viola G. Ford | 58 | Wife | — | Maine |
| 37 | Ken H. Hodgins | 68 | Head | — | Canada-Eng |
| 38 | Margaret Hodgins | 65 | Wife | — | Canada-Eng |
| 39 | Harold Hodgins | 29 | Son | — | Maine |
| 40 | Charles Hodgins | 38 | Son | — | Maine |
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)