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John Mcnamara — 1930 US Census Record
Model Tree available1930 United States Federal Census · Bergen, New Jersey
Our Model Tree links this John Mcnamara across the 1920, 1930 and 1940 US Censuses in Bergen, New Jersey (XGBoost, ~Confirmed), with identified parents John & Nellie — first a son (b.~1908), then head of a 12-person household.
Age 22
b. ~1908
Male
Son
Born: New Jersey
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Bergen, New Jersey |
| Surname | McNamara |
| Given Name | John S |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Laborer |
| Industry | Tree Specialist |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Laborer |
| Township / Ward | Borough Of Tenafly Part Of |
| Est. Birth Year | ~1908 |
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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Clara Wick | Daughter | — | 24 | ~1906 |
| Helen Mcnamara | Daughter | — | 13 | ~1917 |
| Ann Mcnamara | Daughter | — | 7 | ~1923 |
| Mary Mcnamara | Daughter | — | 9 | ~1921 |
| Esther Mcnamara | Daughter | — | 18 | ~1912 |
| Therese Mcnamara | Daughter | — | 4 | ~1926 |
| Nellie Mcnamara | Head | — | 48 | ~1882 |
| Edward Wick | Other | — | 25 | ~1905 |
| Thomas Mcnamara | Son | — | 16 | ~1914 |
| Paul Mcnamara | Son | — | 11 | ~1919 |
| John Mcnamara | Son | — | 22 | ~1908 |
| James Mcnamara | Son | — | 20 | ~1910 |
Census Appearances
1920
Bergen, New …
Son, age 12
Bergen, New Jersey · implied b. ~1908 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McNamara |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| 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 22
Bergen, New Jersey · implied b. ~1908 — 12 household members
| Surname | McNamara |
| Given Name | John S |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Tree Specialist |
| 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 32
Bergen-County, New Jersey · implied b. ~1908 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mc Namara |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Boro Tenafly |
| 1935 Residence (County) | Bergen |
| Occupation | Mail Carrier |
| Industry | U. S. Post office |
| Class of Worker | GW |
| Hours Worked | 40 |
| Income (1939) | 2100 |
| Highest Grade | Hs 1 |
| 1935 Residence | Same house |
| 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 John 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
John Mcnamara
Son · 1930 · age 22 · b. ~1908 · New Jersey
★ You are viewing this record
Sibling
Ann Mcnamara
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Esther Mcnamara
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Mcnamara
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Mcnamara
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mcnamara
Sibling · 1930 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Mcnamara
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mcnamara
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Therese Mcnamara
Sibling · 1930 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Wick
Sibling · 1930 · age 24
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
1930 US Federal Census — Bergen, New Jersey
Open full size
1930 US Federal Census — Bergen, New Jersey
Page Contents
50 people indexed on this census page (ia:1930:newjerseycensus00reel1316:1068)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Gertrude F Herrick | 47 | Head | — | England |
| 2 | Edith C Herrick | 15 | daughter | — | New Jersey |
| 3 | John R Herrick | 13 | son | — | New Jersey |
| 4 | Dorothy Herrick | 7 | daughter | — | Georgia |
| 5 | Nellie M Mcnamara | 48 | Head | — | Ireland |
| 6 | John S Mcnamara THIS PERSON | 22 | son | Laborer | New Jersey |
| 7 | James A Mcnamara | 20 | son | Manager | New Jersey |
| 8 | Esther Mcnamara | 18 | daughter | Stenographer | New Jersey |
| 9 | Thomas Q Mcnamara | 16 | son | Salesman | New Jersey |
| 10 | Helen Mcnamara | 13 | daughter | — | New Jersey |
| 11 | Paul Mcnamara | 11 | son | — | New Jersey |
| 12 | Mary Mcnamara | 9 | daughter | — | New Jersey |
| 13 | Ann Mcnamara | 7 | daughter | — | New Jersey |
| 14 | Therese Mcnamara | 4 | daughter | — | New Jersey |
| 15 | Edward W Wick | 25 | son-in-law | Loan Clerk | New York |
| 16 | Clara T Wick | 24 | daughter | — | New Jersey |
| 17 | Russell L Icraven | 53 | Head | Office Manager | New York |
| 18 | Jennie G Icraven | 50 | Wife-H | — | Vermont |
| 19 | Alice E Icraven | 20 | daughter | — | Massachusetts |
| 20 | Clara A Twigg | 69 | Head | — | New York |
| 21 | Sydney G Richmond | 51 | Head | Broker | England |
| 22 | Ethel K Richmond | 38 | Wife-H | — | New Jersey |
| 23 | Henry G Richmond | 14 | son | — | New Jersey |
| 24 | Virginia M Richmond | 12 | daughter | — | New Jersey |
| 25 | Edward J Hall | 54 | Head | Carpenter | New Jersey |
| 26 | Mary M Hall | 52 | Wife-H | — | New Jersey |
| 27 | Edward J Jr Hall | 20 | son | Clerk | New Jersey |
| 28 | Patrick S Linehan | 43 | Head | Salesman | New York |
| 29 | Mary Linehan | 44 | Wife-H | — | New Jersey |
| 30 | Isabel M Linehan | 19 | daughter | — | New Jersey |
| 31 | Richard J Linehan | 15 | son | — | New Jersey |
| 32 | Elias Linehan | 12 | son | — | New Jersey |
| 33 | Elizabeth Linehan | 10 | daughter | — | New Jersey |
| 34 | James Linehan | 8 | son | — | New Jersey |
| 35 | Dorothy Linehan | 6 | daughter | — | New Jersey |
| 36 | Robert Linehan | 1 | son | — | New Jersey |
| 37 | M Gertrude Stites | 55 | Head | Principal | New Jersey |
| 38 | Alfred J Menge | 63 | Head | Cutter | New Jersey |
| 39 | Clara V Menge | 53 | Wife-H | — | Maryland |
| 40 | Charles E Schultz | 54 | Head | Painter & Decorator | New Jersey |
| 41 | Katherine Schultz | 48 | Wife-H | — | Germany |
| 42 | Harry Schultz | 23 | son | Painter & Decorator | New Jersey |
| 43 | Junie Schultz | 19 | daughter-in-law | — | New York |
| 44 | Frederick N Swanson | 52 | Head | Engineer | New York |
| 45 | Ida J Swanson | 50 | Wife-H | — | New York |
| 46 | Helen E Swanson | 17 | daughter | — | New York |
| 47 | John W Barker | 81 | father-in-law | — | New York |
| 48 | Fred A Gramberger | 39 | Head | Service Manager | Germany |
| 49 | Hilda A Gramberger | 40 | Wife-H | — | Germany |
| 50 | Elsie M Gramberger | 9 | daughter | — | New Jersey |
Related Census Records
Pedigree Summary
John + 9 siblings
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 1930 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)