RC
Robert Campbell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Nassau-County, New York
Our Model Tree links this Robert Campbell across the 1920, 1930 and 1940 US Censuses in Nassau-County, New York (XGBoost, ~Confirmed), with identified parents Margaret & Andrew — first a head (b.~1893), then head of a 4-person household.
Age 47
b. ~1893
Male
Head
Born: Scotland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Nassau-County, New York |
| Surname | Campbell |
| Given Name | Robert M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Brooklyn |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Secretary |
| Industry | Marine Furnishing |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 5000 |
| Highest Grade | Hs 4 |
| 1935 Residence | New York |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Secretary |
| Township / Ward | Lynbrook |
| 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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Lillian Campbell | Daughter | — | 17 | ~1923 |
| Robert Campbell | Head | — | 47 | ~1893 |
| Maud Coppin | Other | — | 67 | ~1873 |
| Gladys Campbell | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Kings, New …
Son, age 26
Kings, New York · implied b. ~1894 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Scotland |
| Year of Immigration | 1903 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Salesman |
| Industry | Retail Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1930
Kings, New …
Head, age 36
Kings, New York · implied b. ~1894 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Campbell |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1900 |
| Age at First Marriage | 28 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Gen. Manager |
| Industry | Dept. St. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 7200 |
| Radio Set | R |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Nassau-County, New …
Head, age 47
Nassau-County, New York · implied b. ~1893 — 4 household members
| Surname | Campbell |
| Given Name | Robert M |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Brooklyn |
| Naturalization Status | Naturalized |
| Occupation | Secretary |
| Industry | Marine Furnishing |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 5000 |
| Highest Grade | Hs 4 |
| 1935 Residence | New York |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 Robert Campbell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Margaret Campbell (~0.92 confidence) and father Andrew Campbell (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Margaret Campbell
b. ~1870
Source mother
● Household
· direct · ~0.92
Father
Andrew Campbell
b. ~1871
Source father
● Household
· direct · ~0.92
This person
Anchor record
Robert Campbell
Head · 1940 · age 47 · b. ~1893 · New York
★ 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 — Nassau-County, New York
Open full size
1940 US Federal Census — Nassau-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02686-00352)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ruth Butt | 10 | Daughter | — | New York |
| 2 | Donald O'Hara | 40 | Head | Sales Agent | Massachusetts |
| 3 | Ida O'Hara | 34 | Wife | — | New York |
| 4 | David O'Hara | 10 | Son | — | New York |
| 5 | Robert M Campbell THIS PERSON | 47 | Head | Secretary | Scotland |
| 6 | Gladys Campbell | 44 | Wife | — | New York |
| 7 | Lillian Campbell | 17 | Daughter | — | New York |
| 8 | Maud Coppin | 67 | Mother-in-law | — | New York |
| 9 | Gregor R Effertz | 36 | Head | 52 | Germany |
| 10 | Kathe Effertz | 27 | Wife | — | Germany |
| 11 | Doris Effertz | 4 | Daughter | — | New York |
| 12 | John Werner | 47 | Head | Carpenter | Germany |
| 13 | Winnie Werner | 50 | Wife | 42 | Germany |
| 14 | Leona Werner | 20 | Daughter | File Clerk | New York |
| 15 | Anthony Maffucci | 30 | Head | Banker | Italy |
| 16 | Bertha Maffucci | 28 | Wife | — | New York |
| 17 | Carol Maffucci | 0 | Daughter | — | New York |
| 18 | Louis Ferrara | 64 | Head | Contractor | Italy |
| 19 | Caterina Delibero | 50 | Housekeeper | Housekeeper | Italy |
| 20 | Henry H Dalrymple | 70 | Head | Asst Treasurer | Canada-English |
| 21 | Florence F Dalrymple | 68 | Wife | — | Canada-English |
| 22 | James S Dalrymple | 47 | Son | Electrician | Canada-English |
| 23 | Susan R Hancock | 70 | Head | — | New York |
| 24 | George Stringer | 38 | Head | Plumber | New York |
| 25 | Elizabeth Stringer | 30 | Wife | Secretary | New York |
| 26 | John Waldron | 73 | Head | Tin Roofer | New York |
| 27 | Lillian Taylor | 53 | Housekeeper | Housework | New York |
| 28 | John Combs | 73 | Head | — | New York |
| 29 | Bertrand Eustace | 52 | Head | Clerk | New York |
| 30 | Mary Eustace | 50 | Wife | — | New York |
| 31 | Catherine Eustace | 23 | Daughter | Telegraph | New York |
| 32 | Mary Eustace | 14 | Daughter | — | New York |
| 33 | Frederick Hamels | 39 | Head | Engineer | Pennsylvania |
| 34 | Eleanor Hamels | 28 | Wife | — | New York |
| 35 | Patricia Hamels | 8 | Daughter | — | New York |
| 36 | James Hamels | 1 | Son | — | New York |
| 37 | John Mcdonough | 48 | Head | Clerk | New York |
| 38 | Teresa Mcdonough | 46 | Wife | — | New York |
| 39 | Florence Mooney | 47 | Head | — | Maine |
| 40 | Samuel Nam | 53 | Head | Proprietor | Latvia |
Pedigree Summary
Robert
Gen 1 · 2 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)