DC
Donald Campbell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Donald Campbell across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed), with identified parents Patrick & Allen — first a son (b.~1921), then head of a 8-person household.
Age 19
b. ~1921
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Campbell |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Occupation | Seaman |
| Industry | Steamship |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 200 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Seaman |
| Township / Ward | New York City |
| Est. Birth Year | ~1921 |
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 Donald | Age | Birth yr |
|---|---|---|---|---|
| Dolores Campbell | Daughter | — | 12 | ~1928 |
| Wilfred Campbell | Son | — | 23 | ~1917 |
| Allen Campbell | Head | — | 53 | ~1887 |
| Donald Campbell | Son | — | 19 | ~1921 |
| Allen Campbell | Son | — | 25 | ~1915 |
| Ronald Campbell | Son | — | 15 | ~1925 |
| Jennie Campbell | Spouse | — | 46 | ~1894 |
| Gerald Campbell | Son | — | 16 | ~1924 |
Census Appearances
1920
Kings, New …
Son, age
Kings, New York · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Son, age 10
Kings, New York · implied b. ~1920 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New York |
| Age at First Marriage | 10 |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Son, age 19
Kings-County, New York · implied b. ~1921 — 8 household members
| Surname | Campbell |
| Given Name | Donald |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Occupation | Seaman |
| Industry | Steamship |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 200 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Donald Campbell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Patrick Murphy (~0.92 confidence) and father Allen Campbell (~0.92 confidence) and mother Jennie Campbell (~0.92 confidence) and mother Margaret Campbell (~0.92 confidence) and father Max Campbell (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Patrick Murphy
b. ~1865
Source father
● Household
· direct · ~0.92
Father
Allen Campbell
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Jennie Campbell
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Margaret Campbell
b. ~1895
Source mother
● Household
· direct · ~0.92
Father
Max Campbell
b. ~1895
Source father
● Household
· direct · ~0.92
This person
Anchor record
Donald Campbell
Son · 1940 · age 19 · b. ~1921 · New York
★ You are viewing this record
Sibling
Dolores Campbell
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Allen Campbell
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilfred Campbell
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ronald Campbell
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gerald Campbell
Sibling · 1940 · age 16
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 — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02571-00409)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Marie G. Defur | 36 | Wife | Visitor | Ohio |
| 42 | James Defur | 4 | Son | — | Ohio |
| 43 | Elizabeth Duffy | 30 | Head | Visitor | Pennsylvania |
| 44 | Elizabeth Duffy | 60 | Mother | — | New Jersey |
| 45 | Patrick Loftus | 67 | Uncle | — | Pennsylvania |
| 46 | Don Lott | 60 | Head | Laborer | New York |
| 47 | Nellie Lott | 63 | Wife | — | England |
| 48 | Hazel Lott | 21 | Daughter | Stenographer | New York |
| 49 | Allen Campbell | 53 | Head | Sea Captain | Massachusetts |
| 50 | Jennie Campbell | 46 | Wife | — | Connecticut |
| 51 | Allen Jr. Campbell | 25 | Son | Collector | New York |
| 52 | Wilfred Campbell | 23 | Son | Clerk | New York |
| 53 | Donald Campbell THIS PERSON | 19 | Son | Seaman | New York |
| 54 | Gerald Campbell | 16 | Son | — | New York |
| 55 | Ronald Campbell | 15 | Son | — | New York |
| 56 | Dolores Campbell | 12 | Daughter | — | New York |
| 57 | Daniel Maher | 39 | Head | Iron Worker | Newfoundland |
| 58 | Josie B. Maher | 37 | Wife | — | Newfoundland |
| 59 | John Maher | 10 | Son | — | New York |
| 60 | Maida Maher | 9 | Daughter | — | New York |
| 61 | Catherine Maher | 2 | Daughter | — | New York |
| 62 | Michael Carroll | 44 | Head | Auto Engineman | Eire |
| 63 | Elizabeth Carroll | 40 | Wife | — | Eire |
| 64 | Margaret Carroll | 18 | Daughter | File Clerk | New York |
| 65 | Martha Carroll | 8 | Daughter | — | New York |
| 66 | Annemary Carroll | 7 | Daughter | — | New York |
| 67 | Francis Carroll | 4 | Son | — | New York |
| 68 | Leif Johnson | 37 | Head | Painter | Norway |
| 69 | Ingebord Johnson | 36 | Wife | — | Sweden |
| 70 | Shirley Johnson | 13 | Daughter | — | New York |
| 71 | Greta Johnson | 10 | Daughter | — | New York |
| 72 | Clara Johnson | 8 | Daughter | — | New York |
| 73 | Carvel Johnson | 2 | Daughter | — | New York |
| 74 | Arthur Larsen | 33 | Head | Carpenter | Norway |
| 75 | Yunis Larsen | 31 | Wife | — | Norway |
| 76 | Leonard Larsen | 30 | Brother | Welder | Norway |
| 77 | Jennie Frazer | 46 | Head | — | Syria |
| 78 | Edward R. Beyer | 26 | Head | Crane Operator | Pennsylvania |
| 79 | Ruth B. Beyer | 24 | Wife | — | New York |
| 80 | John E. Drugan | 35 | Head | Foreman | New York |
Pedigree Summary
Donald + 5 siblings
Gen 1 · 5 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)