JM
James Mcnamara — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Kings-County, New York
Our Model Tree links this James Mcnamara across the 1910, 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed) — first a head (b.~1888), then head of a 6-person household.
Age 52
b. ~1888
Male
Head
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | McNamara |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Helper |
| Industry | Gas Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | 2 |
| 1935 Residence | New York |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Helper |
| Township / Ward | New York City |
| Est. Birth Year | ~1888 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Mcnamara | Son | — | 19 | ~1921 |
| Rita Mcnamara | Daughter | — | 14 | ~1926 |
| Joseph Mcnamara | Son | — | 16 | ~1924 |
| James Mcnamara | Head | — | 52 | ~1888 |
| John Mcnamara | Son | — | 11 | ~1929 |
| Catherine Mcnamara | Spouse | — | 52 | ~1888 |
Census Appearances
1910
Kings, New …
Other, age 20
Kings, New York · implied b. ~1890 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | James P. |
| Relationship to Head | nephew |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Ireland |
| Year of Immigration | 1909 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | clerk |
| Industry | grocery store |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Kings, New …
Other, age 29
Kings, New York · implied b. ~1891 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | James |
| Relationship to Head | Brother in law |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | Ireland |
| Naturalization Status | Un |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1930
Kings, New …
Other, age 43
Kings, New York · implied b. ~1887 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | James |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Single |
| Birthplace | Ireland |
| Naturalization Status | Alien |
| Year of Immigration | 1926 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Watchman |
| Industry | Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Kings-County, New …
Head, age 52
Kings-County, New York · implied b. ~1888 — 6 household members
| Surname | McNamara |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Naturalization Status | Naturalized |
| Occupation | Helper |
| Industry | Gas Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 0 |
| Highest Grade | 2 |
| 1935 Residence | New York |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Mcnamara
Head · 1940 · age 52 · b. ~1888 · New York
★ 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 — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02568-00864)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Patrick J Rooney | 55 | Head | Canvasser | New York |
| 42 | Margaret Rooney | 55 | Wife | — | New York |
| 43 | Edward Rooney | 17 | Son | — | New York |
| 44 | Gerard Rooney | 15 | Son | — | New York |
| 45 | Eugene Rooney | 13 | Son | — | New York |
| 46 | Patricia Rooney | 12 | Daughter | — | New York |
| 47 | James Mcnamara THIS PERSON | 52 | Head | Helper | Ireland |
| 48 | Catherine Mcnamara | 52 | Wife | Cleaner | Ireland |
| 49 | James Mcnamara | 19 | Son | New Worker | New York |
| 50 | Joseph Mcnamara | 16 | Son | — | New York |
| 51 | Rita Mcnamara | 14 | Daughter | — | New York |
| 52 | John Mcnamara | 11 | Son | — | New York |
| 53 | John Minato | 39 | Head | Laborer | Italy |
| 54 | Mary Minato | 29 | Wife | — | New York |
| 55 | Catherine Minato | 9 | Daughter | — | New York |
| 56 | Anthony Minato | 7 | Son | — | New York |
| 57 | Angelo Minato | 6 | Son | — | New York |
| 58 | Joseph Minato | 4 | Son | — | New York |
| 59 | John Sanchez | 36 | Head | Laborer | Puerto Rico |
| 60 | Petra Sanchez | 33 | Wife | — | Puerto Rico |
| 61 | John Sanchez | 4 | Son | — | New York |
| 62 | George Sanchez | 3 | Son | — | New York |
| 63 | Vencesto Sanchez | 1 | Son | — | New York |
| 64 | Luigi Amato | 60 | Head | Dealer | Italy |
| 65 | Carmela Amato | 56 | Wife | Helper | Italy |
| 66 | Albert Short | 27 | Head | Dock Worker | New York |
| 67 | Isabell Short | 23 | Wife | — | New York |
| 68 | Margaret Short | 4 | Daughter | — | New York |
| 69 | Albert Short | 3 | Son | — | New York |
| 70 | Barbara Short | 1 | Daughter | — | New York |
| 71 | William Monroe | 31 | Lodger | Messenger | New York |
| 72 | Abraham Monroe | 38 | Lodger | Clerk | Scotland |
| 73 | Joseph Ferrin | 45 | Head | Fireman | Mexico |
| 74 | Caroline Ferrin | 47 | Wife | — | Mexico |
| 75 | Josephine Ferrin | 19 | Daughter | — | New York |
| 76 | Antoinette Ferrin | 14 | Daughter | — | New York |
| 77 | Frank Gonzalez | 60 | Lodger | Miller Man | Spain |
| 78 | Charles March | 35 | Head | Mechanic | New York |
| 79 | Lillian March | 28 | Wife | — | New York |
| 80 | Robert March | 7 | 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)