RR
Robert Robertson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Union-County, New Jersey
Our Model Tree links this Robert Robertson across the 1910, 1920, 1930 and 1940 US Censuses in Union-County, New Jersey (XGBoost, ~Confirmed), with identified parents Catherine & Katherine — first a head (b.~1893), then head of a 3-person household.
Age 47
b. ~1893
Male
Head
Born: Scotland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, New Jersey |
| Surname | Robertson |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Elizabeth |
| 1935 Residence (County) | Union |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Molder |
| Industry | Foundry |
| Class of Worker | PW |
| Hours Worked | 40 |
| Highest Grade | No 4 |
| 1935 Residence | Same Place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Molder |
| Township / Ward | Elizabeth |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Louie Robertson | Spouse | — | 40 | ~1900 |
| Mckay Robertson | Son | — | 12 | ~1928 |
| Robert Robertson | Head | — | 47 | ~1893 |
Census Appearances
1910
Union, New …
Son, age 19
Union, New Jersey · implied b. ~1891 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robertson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Scotland |
| Children Living | 1890 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Moulder |
| Industry | Foundry |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1920
Union, New …
Son, age 28
Union, New Jersey · implied b. ~1892 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robertson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Scotland |
| Year of Immigration | 1890 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Moulder |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1930
Union, New …
Head, age 37
Union, New Jersey · implied b. ~1893 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robertson |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1892 |
| Age at First Marriage | 31 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Molder |
| Industry | Iron Works |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 6000 |
| Radio Set | R |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Union-County, New …
Head, age 47
Union-County, New Jersey · implied b. ~1893 — 3 household members
| Surname | Robertson |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Elizabeth |
| 1935 Residence (County) | Union |
| Naturalization Status | Naturalized |
| Occupation | Molder |
| Industry | Foundry |
| Class of Worker | PW |
| Hours Worked | 40 |
| Highest Grade | No 4 |
| 1935 Residence | Same Place |
| 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 Robertson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Catherine Robertson (~0.92 confidence) and mother Katherine Robertson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Catherine Robertson
b. ~1858
Source mother
● Household
· direct · ~0.92
Mother
Katherine Robertson
b. ~1858
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Robertson
Head · 1940 · age 47 · b. ~1893 · New Jersey
★ 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 — Union-County, New Jersey
Open full size
1940 US Federal Census — Union-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02398-00644)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Nicholas Di Blasis | 18 | Son | Salesman | New Jersey |
| 42 | Constance Di Blasis | 16 | Daughter | — | New Jersey |
| 43 | Mary Di Blasis | 12 | Daughter | — | New Jersey |
| 44 | Morris Goldberg | 32 | Head | Salesman | New Jersey |
| 45 | Dorothy Goldberg | 25 | Wife | Housewife | Russia |
| 46 | Alan Goldberg | 3 | Son | — | New Jersey |
| 47 | Tyler Goldberg | 0 | Son | — | New Jersey |
| 48 | Harry Barkelsky | 45 | Head | Taylor | Poland |
| 49 | Tillie Barkelsky | 44 | Wife | Housewife | Russia |
| 50 | Sidney Barkelsky | 23 | Son | Salesman | New Jersey |
| 51 | Ida Barkelsky | 22 | Daughter | Stenog | New Jersey |
| 52 | Helen Barkelsky | 20 | Daughter | Clerk Office | New Jersey |
| 53 | Joseph Barr | 56 | Head | Retired | Poland |
| 54 | Anna Barr | 56 | Wife | Housewife | Poland |
| 55 | Minnie Barr | 35 | Daughter | Packer | Elizabeth |
| 56 | Lena Babb | 71 | Wife | Housewife | Germany |
| 57 | John Babb | 39 | Son | Operator Elev | Elizabeth |
| 58 | Alphonso Giglio | 44 | Head | Medical Doctor | New York |
| 59 | Michael Chase | 26 | Head | Foreman | New Jersey |
| 60 | Rela Chase | 24 | Wife | Housewife | New Jersey |
| 61 | Carole Chase | 3 | Daughter | — | New Jersey |
| 62 | Garrett Ruane | 44 | Head | Watchman | Ireland |
| 63 | Theresa Ruane | 38 | Wife | Housewife | Ireland |
| 64 | Martin Ruane | 23 | Son | Paver | New Jersey |
| 65 | Joseph Ruane | 20 | Son | Apprentice | New Jersey |
| 66 | Theresa Ruane | 17 | Daughter | Nurse Maid | New Jersey |
| 67 | Margaret Ruane | 16 | Daughter | — | New Jersey |
| 68 | Garrett Jr Ruane | 25 | Son | Steel Worker | New Jersey |
| 69 | Robert Robertson THIS PERSON | 47 | Head | Molder | Scotland |
| 70 | Louie Robertson | 40 | Wife | Housewife | New Jersey |
| 71 | Mckay Robertson | 12 | Son | — | New Jersey |
| 72 | Donald Christine | 53 | Head | S. Chef | New Jersey |
| 73 | Ella Christine | 45 | Wife | Houseworker | New Jersey |
| 74 | Gloria Christine | 21 | Daughter | Houseworker | New Jersey |
| 75 | William Schutzer | 46 | Head | Painter | N.Y. |
| 76 | Pearl Schutzer | 36 | Wife | — | New Jersey |
| 77 | Doris Schutzer | 16 | Daughter | Mother'S Helper | New Jersey |
| 78 | Eleanor Schutzer | 14 | Daughter | — | New Jersey |
| 79 | May Mcnamara | 36 | Head | Operator | New York |
| 80 | Dorothy Mcnamara | 14 | Daughter | — | Elizabeth |
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)