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James Mcnamara — 1940 US Census Record
Linked across censuses1940 United States Federal Census · New-York-County, New York
Our Model Tree links this James Mcnamara across the 1930 and 1940 US Censuses in New-York-County, New York (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 8-person household.
Age 14
b. ~1926
Male
Son
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | New-York-County, New York |
| Surname | McNamara |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York |
| 1935 Residence (County) | New York |
| Additional Details | |
| Occupation | new worker |
| Class of Worker | 0 |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | New Worker |
| Township / Ward | New York |
| Est. Birth Year | ~1926 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Patrick Mcnamara | Head | — | 50 | ~1890 |
| Patricia Mcnamara | Daughter | — | 12 | ~1928 |
| Ellen Mcnamara | Spouse | — | 42 | ~1898 |
| Catherine Mcnamara | Daughter | — | 10 | ~1930 |
| Eileen Mcnamara | Daughter | — | 13 | ~1927 |
| Teresa Mcnamara | Daughter | — | 7 | ~1933 |
| Patrick Mcnamara | Son | — | 3 | ~1937 |
| James Mcnamara | Son | — | 14 | ~1926 |
Census Appearances
1930
New York, …
Son, age 4
New York, New York · implied b. ~1926 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | England |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
New-York-County, New …
Son, age 14
New-York-County, New York · implied b. ~1926 — 8 household members
| Surname | McNamara |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York |
| 1935 Residence (County) | New York |
| Occupation | new worker |
| Class of Worker | 0 |
| Income (1939) | 0 |
| Highest Grade | H 1 |
| 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 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 14 · b. ~1926 · New York
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Sibling
Catherine Mcnamara
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Mcnamara
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eileen Mcnamara
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Teresa Mcnamara
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patrick Mcnamara
Sibling · 1940 · age 3
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 — New-York-County, New York
Open full size
1940 US Federal Census — New-York-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02658-00135)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Bernard Brennan | 46 | Head | Laborer | Irish Free State |
| 42 | Catherine Brennan | 43 | Wife | 0 | Irish Free State |
| 43 | Denis Brennan | 12 | Son | — | New York |
| 44 | Michael Brennan | 10 | Son | — | New York |
| 45 | Bernard Brennan | 5 | Son | — | New York |
| 46 | Frank Eagen | 62 | Lodger | Salesman | New York |
| 47 | Jerome Butrasca | 54 | Head | Laborer | Italy |
| 48 | Rosaria Butrasca | 52 | Wife | 0 | Italy |
| 49 | Mario Butrasca | 29 | Daughter | 0 | New York |
| 50 | Vivian Butrasca | 27 | Daughter | Ruffling | New York |
| 51 | Charles Butrasca | 16 | Son | New Worker | New York |
| 52 | Dominic Butrasca | 12 | Son | — | New York |
| 53 | Patrick Mcnamara | 50 | Head | Laborer | Irish Free State |
| 54 | Ellen Mcnamara | 42 | Wife | 0 | Irish Free State |
| 55 | James Mcnamara THIS PERSON | 14 | Son | New Worker | New York |
| 56 | Eileen Mcnamara | 13 | Daughter | — | New York |
| 57 | Patricia Mcnamara | 12 | Daughter | — | New York |
| 58 | Catherine Mcnamara | 10 | Daughter | — | New York |
| 59 | Teresa Mcnamara | 7 | Daughter | — | New York |
| 60 | Patrick Mcnamara | 3 | Son | — | New York |
| 61 | Emily Prendigan | 77 | Head | 0 | Germany |
| 62 | Joseph Vito | 30 | Lodger | Laborer | New York |
| 63 | John Vito | 26 | Lodger | 0 | New York |
| 64 | Babette Doellgast | 34 | Head | 0 | Germany |
| 65 | Joseph Katelhutjes | 40 | Lodger | Baker | Germany |
| 66 | Michael Pontrelli | 39 | Head | Ice Man | Italy |
| 67 | Antonette Pontrelli | 29 | Wife | 0 | Italy |
| 68 | Pauline Pontrelli | 2 | Daughter | — | New York |
| 69 | Dorothy Pontrelli | 2 | Daughter | — | New York |
| 70 | Jerry Pontrelli | 1 | Son | — | New York |
| 71 | Edward Dunlavey | 47 | Head | Bricklayer | England |
| 72 | Margaret Dunlavey | 41 | Wife | 0 | England |
| 73 | Thomas Dunlavey | 14 | Son | New Worker | New York |
| 74 | Mildred Dunlavey | 13 | Daughter | — | New York |
| 75 | Margaret Dunlavey | 11 | Daughter | — | New Jersey |
| 76 | Edward Agnew | 52 | Head | Tester | Pennsylvania |
| 77 | Catherine Agnew | 49 | Wife | 0 | Irish Free State |
| 78 | Cecelia Agnew | 20 | Daughter | New Worker | New York |
| 79 | Kathleen Agnew | 19 | Daughter | New Worker | New York |
| 80 | Chris Mandernach | 30 | Head | Clerk | Germany |
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)