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James Mcnamara — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Oneida-County, New York
Our Model Tree links this James Mcnamara across the 1930 and 1940 US Censuses in Oneida-County, New York (XGBoost, ~Confirmed) — first a son (b.~1913), then head of a 11-person household.
Age 27
b. ~1913
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Oneida-County, New York |
| Surname | McNamara |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Rome |
| 1935 Residence (County) | Oneida |
| Additional Details | |
| Occupation | Welder |
| Industry | Revere Copper |
| Class of Worker | PW |
| Hours Worked | 39 |
| Income (1939) | 1011 |
| Highest Grade | S 8 |
| 1935 Residence | Same House |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Welder |
| Township / Ward | Rome |
| Est. Birth Year | ~1913 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Ann Mcnamara | Daughter | — | 20 | ~1920 |
| Albert Mcnamara | Head | — | 57 | ~1883 |
| Burke Mcnamara | Son | — | 14 | ~1926 |
| James Mcnamara | Son | — | 27 | ~1913 |
| Catharine Mcnamara | Daughter | — | 24 | ~1916 |
| Ellen Mcnamara | Spouse | — | 55 | ~1885 |
| Donald Mcnamara | Son | — | 25 | ~1915 |
| Ellen Mcnamara | Daughter | — | 22 | ~1918 |
| Edward Mcnamara | Son | — | 15 | ~1925 |
| Marlene Mcnamara | Daughter | — | 17 | ~1923 |
| Patrick Mcnamara | Son | — | 18 | ~1922 |
Census Appearances
1930
Oneida, New …
Other, age 17
Oneida, New York · implied b. ~1913 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | James |
| Relationship to Head | Nephew |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Oneida-County, New …
Son, age 27
Oneida-County, New York · implied b. ~1913 — 11 household members
| Surname | McNamara |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | Rome |
| 1935 Residence (County) | Oneida |
| Occupation | Welder |
| Industry | Revere Copper |
| Class of Worker | PW |
| Hours Worked | 39 |
| Income (1939) | 1011 |
| Highest Grade | S 8 |
| 1935 Residence | Same House |
| 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 Mcnamara across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Mcnamara
Son · 1940 · age 27 · b. ~1913 · New York
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Sibling
Donald Mcnamara
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Burke Mcnamara
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Mcnamara
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marlene Mcnamara
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patrick Mcnamara
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catharine Mcnamara
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ann Mcnamara
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ellen Mcnamara
Sibling · 1940 · age 22
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 — Oneida-County, New York
Open full size
1940 US Federal Census — Oneida-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02701-00762)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Phebe Makhis | 50 | Wife | — | New York |
| 2 | Dorothy Makhis | 14 | Daughter | — | New York |
| 3 | Jean Makhis | 12 | Daughter | — | New York |
| 4 | Albert Mcnamara | 57 | Head | Time Clerk | New York |
| 5 | Ellen Mcnamara | 55 | Wife | — | New York |
| 6 | James Mcnamara THIS PERSON | 27 | Son | Welder | New York |
| 7 | Donald Mcnamara | 25 | Son | Attendant | New York |
| 8 | Catharine Mcnamara | 24 | Daughter | Clerk | New York |
| 9 | Ellen Mcnamara | 22 | Daughter | Clerk | New York |
| 10 | Ann Mcnamara | 20 | Daughter | Stenographer | New York |
| 11 | Patrick Mcnamara | 18 | Son | — | New York |
| 12 | Marlene Mcnamara | 17 | Daughter | — | New York |
| 13 | Edward Mcnamara | 15 | Son | — | New York |
| 14 | Burke Mcnamara | 14 | Son | — | New York |
| 15 | Harold Bellman | 36 | Head | Floor Worker | Illinois |
| 16 | Elizabeth Bellman | 37 | Wife | — | New York |
| 17 | Mary Bellman | 10 | Daughter | — | New York |
| 18 | Elizabeth Bellman | 8 | Daughter | — | New York |
| 19 | John Bellman | 6 | Son | — | New York |
| 20 | Margaret Bellman | 5 | Daughter | — | New York |
| 21 | Kathryn Bellman | 3 | Daughter | — | New York |
| 22 | David Pfund | 62 | Head | Box Maker | Switzerland |
| 23 | Lena Pfund | 63 | Wife | — | Switzerland |
| 24 | Willard Sink | 45 | Head | Machinist | New York |
| 25 | Grace Sink | 46 | Wife | — | New York |
| 26 | Martin Egan | 71 | Head | Conductor | New York |
| 27 | Robert Egan | 32 | Son | Laborer | New York |
| 28 | William Egan | 30 | Son | Laborer | New York |
| 29 | Edward S. Bronson | 44 | Head | Foreman | New York |
| 30 | Della Bronson | 47 | Wife | — | New York |
| 31 | Sherman Rank | 60 | Head | Machinist | New York |
| 32 | Sadye Rank | 60 | Wife | — | New York |
| 33 | Winifred Rank | 22 | Daughter | Book Keeper | New York |
| 34 | Barry Ferguson | 45 | Lodger | Electrical Store | New York |
| 35 | James Kelley | 31 | Head | Advertising | New York |
| 36 | Genevieve Kelley | 31 | Wife | — | New York |
| 37 | Frederick Marsh | 45 | Head | Roller | New York |
| 38 | Lucy Marsh | 39 | Wife | — | New York |
| 39 | Howard Marsh | 15 | Son | — | New York |
| 40 | Charles Marsh | 9 | 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)