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James Roberts — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, New York
Our Model Tree links this James Roberts across the 1930 and 1940 US Censuses in Jefferson-County, New York (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 14-person household.
Age 12
b. ~1928
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, New York |
| Surname | Roberts |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Watertown |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Highest Grade | 6 |
| 1935 Residence | Same Place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | Watertown |
| Est. Birth Year | ~1928 |
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.
14 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Patricia Roberts | Daughter | — | 5 | ~1935 |
| Norma Roberts | Daughter | — | 15 | ~1925 |
| June Roberts | Daughter | — | 8 | ~1932 |
| Marjorie Roberts | Daughter | — | 18 | ~1922 |
| Sally Roberts | Daughter | — | 9 | ~1931 |
| Margaret Roberts | Daughter | — | 7 | ~1933 |
| Rose Roberts | Daughter | — | 20 | ~1920 |
| Florence Roberts | Daughter | — | 22 | ~1918 |
| Mary Roberts | Daughter | — | 13 | ~1927 |
| Benjamin Roberts | Head | — | 46 | ~1894 |
| James Roberts | Son | — | 12 | ~1928 |
| Lawrence Roberts | Son | — | 3 | ~1937 |
| Lewis Roberts | Son | — | 17 | ~1923 |
| Lillian Roberts | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Jefferson, New …
Son, age 2
Jefferson, New York · implied b. ~1928 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| 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 |
1940
Jefferson-County, New …
Son, age 12
Jefferson-County, New York · implied b. ~1928 — 14 household members
| Surname | Roberts |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Watertown |
| 1935 Residence (County) | Jefferson |
| Highest Grade | 6 |
| 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 James Roberts across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Roberts
Son · 1940 · age 12 · b. ~1928 · New York
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Sibling
Lewis Roberts
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sally Roberts
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
June Roberts
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Roberts
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Roberts
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Norma Roberts
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Roberts
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Roberts
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Roberts
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rose Roberts
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marjorie Roberts
Sibling · 1940 · age 18
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 — Jefferson-County, New York
Open full size
1940 US Federal Census — Jefferson-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02546-00074)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna | 36 | Wife | — | New York |
| 2 | Dorathy | 16 | Daughter | — | New York |
| 3 | Paul | 14 | Son | — | New York |
| 4 | Jean | 12 | Daughter | — | New York |
| 5 | Carol | 4 | Daughter | — | New York |
| 6 | David | 1 | Son | — | New York |
| 7 | Carmel Thomas | 55 | Head | Helper | England |
| 8 | Nellie A. Thomas | 50 | Wife | — | New York |
| 9 | Stanley Mc Donald | 48 | Head | Electrician | New York |
| 10 | Mary Mc Donald | 47 | Wife | — | England |
| 11 | Helen Mc Donald | 16 | Daughter | — | New York |
| 12 | Douglas Mc Donald | 8 | Son | — | New York |
| 13 | Anthony Switzer | 75 | Head | — | Canada |
| 14 | Eleanor Switzer | 71 | Wife | — | New York |
| 15 | Anthony Donahue | 45 | Head | Machinist | New York |
| 16 | Eleanor Donahue | 41 | Wife | — | New York |
| 17 | William Lewis | 32 | Head | Plumber | New York |
| 18 | Carrie Lewis | 31 | Wife | Hairdresser | New York |
| 19 | Beatrice Lewis | 14 | Daughter | — | New York |
| 20 | Morris Lewis | 36 | Brother | Truck Driver | New York |
| 21 | Benjamin Roberts | 46 | Head | Carpenter | New York |
| 22 | Lillian Roberts | 42 | Wife | — | New York |
| 23 | Florence Roberts | 22 | Daughter | Stenographer | New York |
| 24 | Rose Roberts | 20 | Daughter | — | New York |
| 25 | Marjorie Roberts | 18 | Daughter | Governess | New York |
| 26 | Lewis Roberts | 17 | Son | Laborer | New York |
| 27 | Norma Roberts | 15 | Daughter | — | New York |
| 28 | Mary Jane Roberts | 13 | Daughter | — | New York |
| 29 | James Roberts THIS PERSON | 12 | Son | — | New York |
| 30 | Sally Roberts | 9 | Daughter | — | New York |
| 31 | June Roberts | 8 | Daughter | — | New York |
| 32 | Margaret Roberts | 7 | Daughter | — | New York |
| 33 | Patricia Roberts | 5 | Daughter | — | New York |
| 34 | Lawrence Roberts | 3 | Son | — | New York |
| 35 | Mitchell Jares | 45 | Head | Switchtender | New York |
| 36 | Florence Jares | 43 | Wife | Inspector | New York |
| 37 | Almeron Bellanger | 31 | Head | Bartender | New York |
| 38 | Ida G Bellanger | 28 | Wife | — | New York |
| 39 | Jane Bellanger | 3 | Daughter | — | New York |
| 40 | Paul Bellanger | 1 | Son | — | New York |
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)