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Helen Martin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bergen-County, New Jersey
Our Model Tree links this Helen Martin across the 1920, 1930 and 1940 US Censuses in Bergen-County, New Jersey (XGBoost, ~Confirmed), with identified parents George & George — first a daughter (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bergen-County, New Jersey |
| Surname | Martin |
| Given Name | Helen J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Glen Rock |
| 1935 Residence (County) | Bergen |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Glen Rock |
| Est. Birth Year | ~1917 |
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 Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Martin | Daughter | — | 23 | ~1917 |
| Margaret Martin | Daughter | — | 27 | ~1913 |
| Frances Martin | Daughter | — | 21 | ~1919 |
| George Martin | Head | — | 63 | ~1877 |
| Clara Martin | Spouse | — | 62 | ~1878 |
Census Appearances
1920
Bergen, New …
Daughter, age 3
Bergen, New Jersey · implied b. ~1917 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Helen S. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New York |
| Mother's Birthplace | Canada |
| Mother Tongue | English |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Bergen, New …
Daughter, age 13
Bergen, New Jersey · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Helen L |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New York |
| Mother's Birthplace | Canada English |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Bergen-County, New …
Daughter, age 23
Bergen-County, New Jersey · implied b. ~1917 — 5 household members
| Surname | Martin |
| Given Name | Helen J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Glen Rock |
| 1935 Residence (County) | Bergen |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 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 Helen Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Martin (~0.92 confidence) and father George Martin (~0.92 confidence) and father George Martin (~0.92 confidence) and mother Clara Martin (~0.92 confidence) and mother Clara Martin (~0.92 confidence) and mother Clara Martin (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Martin
b. ~1877
Source father
● Household
· direct · ~0.92
Father
George Martin
b. ~1877
Source father
● Household
· direct · ~0.92
Father
George Martin
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Clara Martin
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Clara Martin
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Clara Martin
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Martin
Daughter · 1940 · age 23 · b. ~1917 · New Jersey
★ You are viewing this record
Sibling
Margaret Martin
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Martin
Sibling · 1940 · age 21
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 — 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-t0627-02308-00784)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ralph Vanderbeck | 17 | Son | — | New Jersey |
| 2 | Morgan Vanderbeck | 15 | Son | — | New Jersey |
| 3 | Ruth Vanderbeck | 12 | Daughter | — | New Jersey |
| 4 | Bruce Montress | 67 | Head | Carpenter | New Jersey |
| 5 | Annie Montress | 63 | Wife | — | New Jersey |
| 6 | Robert G. Jones | 37 | Head | Trust Officer | New York |
| 7 | Alice H. Jones | 39 | Wife | — | Mass. |
| 8 | Robert H. Jones | 14 | Son | — | New York |
| 9 | Margaret Jones | 12 | Daughter | — | New York |
| 10 | Ralph Jones | 11 | Son | — | New York |
| 11 | Beatrice Holman | 68 | Mother-in-law | — | Nova Scotia |
| 12 | Lula Mc Coy | 25 | Housekeeper | Housekeeper | N. Carolina |
| 13 | George W. Martin | 63 | Head | Supervising Engineer | New York |
| 14 | Clara F. Martin | 62 | Wife | — | Canada |
| 15 | Margaret Martin | 27 | Daughter | — | New Jersey |
| 16 | Helen J. Martin THIS PERSON | 23 | Daughter | — | New Jersey |
| 17 | Frances G. Martin | 21 | Daughter | — | New Jersey |
| 18 | Gerard Ryan | 37 | Head | Butcher | New Jersey |
| 19 | John Ryan | 29 | Brother | Letter Carrier | New Jersey |
| 20 | Daniel Ryan | 18 | Brother | — | New Jersey |
| 21 | Michael Ryan | 59 | Brother | Butcher | New Jersey |
| 22 | Pauline Plumme | 53 | Head | — | New Jersey |
| 23 | George Plumme | 69 | Husband | Real Estate Manager | New Jersey |
| 24 | W. H. Roberts | 73 | Head | — | New Jersey |
| 25 | A. Kenneth Roberts | 41 | Son | Cashier | New Jersey |
| 26 | Ernest Williams | 57 | Head | Salesman | Newfoundland |
| 27 | Laura Williams | 50 | Wife | — | New York |
| 28 | Robert Williams | 20 | Son | Teller | New York |
| 29 | Richard Williams | 13 | Son | — | New Jersey |
| 30 | John J. Zimmerman | 62 | Head | Manufacturer | Switzerland |
| 31 | Louise Zimmerman | 61 | Wife | — | Penn. |
| 32 | Janet Zimmerman | 32 | Daughter | Librarian | Canada |
| 33 | Olga Bazak | 22 | Housekeeper | Housekeeper | New York |
| 34 | Oscar Stevenson | 50 | Head | Mortgage Servicing | New York |
| 35 | Effie Stevenson | 45 | Wife | — | New York |
| 36 | Robert Stevenson | 22 | Son | Clerk | New York |
| 37 | Alan Stevenson | 20 | Son | — | New York |
| 38 | Kezia Stevenson | 82 | Mother | — | Norway |
| 39 | Charles Leefe | 45 | Head | Clerk | New Jersey |
| 40 | Susana Leefe | 43 | Wife | — | New Jersey |
Related Census Records
Pedigree Summary
Helen + 2 siblings
Gen 1 · 6 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)