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Helen Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Bergen-County, New Jersey
Our Model Tree links this Helen Davis across the 1920, 1930 and 1940 US Censuses in Bergen-County, New Jersey (XGBoost, ~Confirmed), with identified parents Martin & Mrs — first a daughter (b.~1910), then head of a 7-person household.
Age 30
b. ~1910
Female
Daughter
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bergen-County, New Jersey |
| Surname | Davis |
| Given Name | Helen E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | HASBROUCK HEIGHTS |
| 1935 Residence (County) | BERGEN |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Telephone Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 551 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Occupation | Bookkeeper |
| Township / Ward | Hasbrouck Heights |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Helen Davis | Daughter | — | 30 | ~1910 |
| Mathilda Davis | Head | — | 54 | ~1886 |
| Leonard Scheld | Other | — | 51 | ~1889 |
| Calvin Davis | Son | — | 14 | ~1926 |
| Bruce Davis | Son | — | 12 | ~1928 |
| Howard Davis | Son | — | 21 | ~1919 |
| Sheldon Davis | Son | — | 19 | ~1921 |
Census Appearances
1920
Hudson, New …
Daughter, age 8
Hudson, New Jersey · implied b. ~1912 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Bergen, New …
Daughter, age 19
Bergen, New Jersey · implied b. ~1911 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Clerk |
| Industry | Mfg. Telephone |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Bergen-County, New …
Daughter, age 30
Bergen-County, New Jersey · implied b. ~1910 — 7 household members
| Surname | Davis |
| Given Name | Helen E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | HASBROUCK HEIGHTS |
| 1935 Residence (County) | BERGEN |
| Occupation | Bookkeeper |
| Industry | Telephone Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 551 |
| Highest Grade | Hs 4 |
| 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 Helen Davis across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Martin Davis (~0.92 confidence) and mother Mrs Davis (~0.92 confidence) and mother Matilda Davis (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Martin Davis
b. ~1882
Source father
● Household
· direct · ~0.92
Mother
Mrs Davis
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Matilda Davis
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Davis
Daughter · 1940 · age 30 · b. ~1910 · New Jersey
★ You are viewing this record
Sibling
Calvin Davis
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sheldon Davis
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bruce Davis
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Howard Davis
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-t0627-02309-00810)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jane B Aubert | 36 | Wife | — | France |
| 2 | Margaret Aubert | 12 | Daughter | — | New York |
| 3 | Claude G Bigat | 39 | Head | Foreman | France |
| 4 | Henrietta M Bigat | 33 | Wife | — | France |
| 5 | John T Harrison | 45 | Head | Building Supervisor | Great Britain |
| 6 | Gertrude Harrison | 42 | Wife | — | New Jersey |
| 7 | John T Jr Harrison | 10 | Son | — | New Jersey |
| 8 | Mathilda H Davis | 54 | Head | — | New York |
| 9 | Helen E Davis THIS PERSON | 30 | Daughter | Bookkeeper | New York |
| 10 | Howard A Davis | 21 | Son | Machine Wiper | New York |
| 11 | Sheldon R Davis | 19 | Son | Enamel Sprayer | New York |
| 12 | Calvin C Davis | 14 | Son | — | New Jersey |
| 13 | Bruce R Davis | 12 | Son | — | New Jersey |
| 14 | Leonard C Scheld | 51 | Brother | Representative Interviewer | New York |
| 15 | Theodore Schaaf | 38 | Head | Telephone Tel. Mech. | New Jersey |
| 16 | Wilhelmina Schaaf | 34 | Wife | — | New York |
| 17 | Barbara H Schaaf | 13 | Daughter | — | New Jersey |
| 18 | Theodore H Schaaf | 7 | Son | — | New Jersey |
| 19 | Peter Merlino | 30 | Head | Foreman | New York |
| 20 | Elsie Merlino | 29 | Wife | Dressmaker | Pennsylvania |
| 21 | William Balm | 43 | Head | Plumber | New Jersey |
| 22 | Anna Balm | 42 | Wife | Stripper | New Jersey |
| 23 | William L Balm | 22 | Son | Tool Maker | New Jersey |
| 24 | John W Rippon | 46 | Head | Bank Examiner | Pennsylvania |
| 25 | Rosemary R Rippon | 44 | Wife | — | New Jersey |
| 26 | Regina D Rippon | 23 | Daughter | Teacher Element. School | New Jersey |
| 27 | Donald J Rippon | 19 | Son | — | New Jersey |
| 28 | Gerald Rippon | 11 | Son | — | New Jersey |
| 29 | Stephen Rippon | 8 | Son | — | New Jersey |
| 30 | Valentine Schmitt | 64 | Head | Food Distributor | Germany |
| 31 | Reinhart Lehmann | 56 | Head | Carpenter Contractor | Switzerland |
| 32 | Martha Lehmann | 52 | Wife | — | Germany |
| 33 | Helen Lehmann | 31 | Daughter | Steno & Typist | New Jersey |
| 34 | Archibald Lehmann | 28 | Son | Carpenter'S Helper | New Jersey |
| 35 | Hortense Lehmann | 25 | Daughter | Typist | South Dakota |
| 36 | Thornton Lehmann | 23 | Son | Addresser | South Dakota |
| 37 | Elsie Lehmann | 21 | Daughter | Steno & Typist | South Dakota |
| 38 | Virginia Lehmann | 19 | Daughter | — | South Dakota |
| 39 | Violet Lehmann | 14 | Daughter | Steno & Typist | South Dakota |
| 40 | Eva Lehmann | 17 | Daughter | — | South Dakota |
Related Census Records
Pedigree Summary
Helen + 4 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 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)