JM
James Mcnamara — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bergen-County, New Jersey
Our Model Tree links this James Mcnamara across the 1920, 1930 and 1940 US Censuses in Bergen-County, New Jersey (XGBoost, ~Confirmed), with identified parents John & Nellie — first a head (b.~1910), then head of a 5-person household.
Age 30
b. ~1910
Male
Head
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Bergen-County, New Jersey |
| Surname | McNamara |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Oklahoma |
| Additional Details | |
| Occupation | Clerk |
| Industry | Grocery |
| Class of Worker | PW |
| Hours Worked | 62 |
| Income (1939) | 1040 |
| Highest Grade | H 2 |
| 1935 Residence | Oklahoma |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Clerk |
| Township / Ward | Boro Of Tenafly |
| Est. Birth Year | ~1910 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| John Walsh | Other | — | 85 | ~1855 |
| Alison Mcnamara | Spouse | — | 28 | ~1912 |
| James Mcnamara | Head | — | 30 | ~1910 |
| Joan Mcnamara | Daughter | — | 5 | ~1935 |
| James Mcnamara | Son | — | 1 | ~1939 |
Census Appearances
1920
Bergen, New …
Son, age 11
Bergen, New Jersey · implied b. ~1909 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Bergen, New …
Son, age 20
Bergen, New Jersey · implied b. ~1910 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | James A |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Ireland |
| Occupation | Manager |
| Industry | Grocery Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Bergen-County, New …
Head, age 30
Bergen-County, New Jersey · implied b. ~1910 — 5 household members
| Surname | McNamara |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Oklahoma |
| Occupation | Clerk |
| Industry | Grocery |
| Class of Worker | PW |
| Hours Worked | 62 |
| Income (1939) | 1040 |
| Highest Grade | H 2 |
| 1935 Residence | Oklahoma |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Mcnamara (~0.92 confidence) and mother Nellie Mcnamara (~0.92 confidence) and mother Esther Mcnamara (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Mcnamara
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Nellie Mcnamara
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Esther Mcnamara
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Mcnamara
Head · 1940 · age 30 · b. ~1910 · New Jersey
★ 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 — Bergen-County, New Jersey
Open full size
1940 US Federal Census — Bergen-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02315-00593)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Martha Marie Colvin | 35 | wife | Teacher | New Jersey |
| 2 | Wilfred Colvin | 37 | brother-in-law | — | New York |
| 3 | William Lange | 42 | Head | Manager | New York |
| 4 | Dorothea Lange | 25 | Wife | — | South America |
| 5 | Gordon Lange | 4 | son | — | New Jersey |
| 6 | Roy R. Benjamin | 44 | Head | Auditor | New York |
| 7 | Edith L. Benjamin | 40 | Wife | — | New York |
| 8 | Carol Edith Benjamin | 20 | daughter | — | New Jersey |
| 9 | Gwendolyn L. Benjamin | 19 | daughter | Clerk | New Jersey |
| 10 | Doris M. Benjamin | 15 | daughter | — | New Jersey |
| 11 | Roy Rushton Benjamin | 10 | son | — | New Jersey |
| 12 | Hanna Chelengar | 55 | Head | Prop. Owner | Turkey |
| 13 | Mary Chelengar | 49 | Wife | — | Turkey |
| 14 | Joseph Chelengar | 24 | son | Engraver | New Jersey |
| 15 | Dorothy Chelengar | 22 | daughter | Clerk | New Jersey |
| 16 | James Campoccio | 26 | Head | Clerk | New York |
| 17 | Teresa Campoccio | 21 | Wife | Clerk | New Jersey |
| 18 | William J. Byrnes | 53 | Head | Broker | New York |
| 19 | Clare Byrnes | 41 | Wife | — | Pennsylvania |
| 20 | Herbert West | 40 | Head | Lawyer | E. Canada |
| 21 | Inge West | 43 | Wife | — | New York |
| 22 | Janet West | 9 | daughter | — | Massachusetts |
| 23 | David West | 7 | son | — | New Jersey |
| 24 | Catherine Biggs | 49 | Head | — | Massachusetts |
| 25 | Edward Biggs | 24 | son | Roofer | New York |
| 26 | Doris Biggs | 15 | daughter | — | New York |
| 27 | James Mcnamara THIS PERSON | 30 | Head | Clerk | New Jersey |
| 28 | Alison Mcnamara | 28 | Wife | — | New Jersey |
| 29 | Joan Mcnamara | 5 | daughter | — | New Jersey |
| 30 | James Jr. Mcnamara | 1 | son | — | New Jersey |
| 31 | John Walsh | 85 | Father | — | Irish Free State |
| 32 | Winifred Walsh | 43 | Head | Customer'S Man | New Jersey |
| 33 | James B. Walsh | 40 | Brother | — | New Jersey |
| 34 | John Harland | 36 | Head | Mechanic | Ohio |
| 35 | Dorothy Harland | 35 | Wife | — | New Jersey |
| 36 | Albert Harland | 11 | son | — | Pennsylvania |
| 37 | William Stein | 40 | Head | Salesman | Pennsylvania |
| 38 | Megan Stein | 40 | Wife | — | Pennsylvania |
| 39 | Burke Whitney | 19 | son | Clerk | Connecticut |
| 40 | Margery Whitney | 17 | daughter | — | Connecticut |
Related Census Records
Pedigree Summary
James
Gen 1 · 3 parents
~0.92
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)