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James Robertson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Chester-County, Pennsylvania
Our Model Tree links this James Robertson across the 1920, 1930 and 1940 US Censuses in Chester-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Christine & George — first a head (b.~1903), then head of a 4-person household.
Age 37
b. ~1903
Male
Head
Born: Scotland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Chester-County, Pennsylvania |
| Surname | Robertson |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Coatesville |
| 1935 Residence (County) | Chester |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Machinist |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1000 |
| Highest Grade | H-1 |
| 1935 Residence | Same Place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Machinist |
| Township / Ward | Coatesville |
| Est. Birth Year | ~1903 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Vivian Robertson | Daughter | — | 13 | ~1927 |
| James Robertson | Head | — | 37 | ~1903 |
| James Robertson | Son | — | 11 | ~1929 |
| Edith Robertson | Spouse | — | 35 | ~1905 |
Census Appearances
1920
Lycoming, Pennsylvania
Son, age 15
Lycoming, Pennsylvania · implied b. ~1905 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robertson |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Scotland |
| Year of Immigration | 1909 |
| Naturalization Status | Alien |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Laborer |
| Industry | Rubber Works |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1930
Chester, Pennsylvania
Son, age 26
Chester, Pennsylvania · implied b. ~1904 — 13 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robertson |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1910 |
| Age at First Marriage | 24 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Industry | Steel Mill |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Veteran | No |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Chester-County, Pennsylvania
Head, age 37
Chester-County, Pennsylvania · implied b. ~1903 — 4 household members
| Surname | Robertson |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Coatesville |
| 1935 Residence (County) | Chester |
| Naturalization Status | Naturalized |
| Occupation | Machinist |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1000 |
| Highest Grade | H-1 |
| 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 James Robertson across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: mother Christine Robertson (~0.92 confidence) and father George Bennett (~0.92 confidence) and mother Anna Bennett (~0.92 confidence) and father James Robertson (~0.92 confidence) and mother Cora Short (~0.60 confidence) and mother Edith Robertson (~0.50 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.8
Mother
Christine Robertson
b. ~1870
Source mother
● Household
· direct · ~0.92
Father
George Bennett
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Anna Bennett
b. ~1878
Source mother
● Household
· direct · ~0.92
Father
James Robertson
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Cora Short
b. ~1896
Source mother
● Household
· direct · ~0.6
Mother
Edith Robertson
b. ~1905
Source mother
● Household
· direct · ~0.5
This person
Anchor record
James Robertson
Head · 1940 · age 37 · b. ~1903 · Pennsylvania
★ 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 — Chester-County, Pennsylvania
Open full size
1940 US Federal Census — Chester-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03464-00472)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Carrie Kirby | 52 | Wife | — | Penna. |
| 42 | Everett Kirby | 25 | Son | Truck Driver | Penna. |
| 43 | Charles Kirby | 30 | Son | — | Penna. |
| 44 | Robert Kirby | 24 | Son | — | Penna. |
| 45 | Helen Kirby | 21 | Daughter | Waitress | Penna. |
| 46 | George Kirby | 19 | Son | — | Penna. |
| 47 | Joseph Pyncheon | 45 | Head | Engineer | Penna. |
| 48 | Edith Pyncheon | 43 | Wife | — | Penna. |
| 49 | Eleanor Pyncheon | 16 | Daughter | — | Penna. |
| 50 | Harry Matson | 64 | Head | — | Penna. |
| 51 | Lillian Matson | 56 | Wife | Laundress | Penna. |
| 52 | Agnes Jilek | 31 | Head | Janitress | Penna. |
| 53 | Dorothy Jilek | 15 | Daughter | — | Penna. |
| 54 | William Jilek | 12 | Son | — | Penna. |
| 55 | Ralph Jilek | 10 | Son | — | Penna. |
| 56 | John A. Bowers | 49 | Head | Electric Repairman | Penna. |
| 57 | James Bowers | 22 | Son | Attendant | Penna. |
| 58 | Charles Bowers | 20 | Son | — | Penna. |
| 59 | George Mendenhall | 53 | Head | Screwman | Penna. |
| 60 | Bessie Mendenhall | 48 | Wife | — | Penna. |
| 61 | George Mendenhall | 19 | Son | New Worker | Penna. |
| 62 | Ernest Mendenhall | 14 | Son | — | Penna. |
| 63 | Arlene Mendenhall | 13 | Daughter | — | Penna. |
| 64 | Edwin Mendenhall | 43 | Brother | — | Penna. |
| 65 | Mary Rees | 61 | Maid | Maid | Long Island |
| 66 | James Robertson THIS PERSON | 37 | Head | Machinist | Scotland |
| 67 | Edith Robertson | 35 | Wife | — | Penna. |
| 68 | Vivian Robertson | 13 | Daughter | — | Penna. |
| 69 | James Robertson | 11 | Son | — | Penna. |
| 70 | William Scott | 26 | Head | Shipping Clerk | Penna. |
| 71 | Mary Scott | 25 | Wife | — | Penna. |
| 72 | Marjorie Scott | 2 | Daughter | — | Penna. |
| 73 | Harry Bermer | 64 | Head | Constable | Penna. |
| 74 | Mary Looney | 51 | Housekeeper | — | Boston |
| 75 | Irvin Manley | 45 | Head | Plant Foreman | Penna. |
| 76 | Edna Manley | 29 | Wife | — | Penna. |
| 77 | Harry Manley | 8 | Son | — | Penna. |
| 78 | Doris Manley | 7 | Daughter | — | Penna. |
| 79 | Florence Manley | 3 | Daughter | — | Penna. |
| 80 | Howard Powell | 25 | Head | Mechanic | Penna. |
Pedigree Summary
James
Gen 1 · 6 parents
~0.8
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)