HT
Helen Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this Helen Thompson across the 1920, 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed), with identified parents Katherine & Conrad — first a daughter (b.~1910), then head of a 6-person household.
Age 30
b. ~1910
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Thompson |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Irvington |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Irvington |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Beatrice Thompson | Daughter | — | 21 | ~1919 |
| Helen Thompson | Daughter | — | 30 | ~1910 |
| Margaret Bendiksen | Daughter | — | 34 | ~1906 |
| Conrad Thompson | Head | — | 61 | ~1879 |
| Michael Bendiksen | Other | — | 31 | ~1909 |
| Katherine Thompson | Spouse | — | 63 | ~1877 |
Census Appearances
1920
Essex, New …
Daughter, age 8
Essex, New Jersey · implied b. ~1912 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Essex, New …
Daughter, age 19
Essex, New Jersey · implied b. ~1911 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Stenographer |
| Industry | Office |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Essex-County, New …
Daughter, age 30
Essex-County, New Jersey · implied b. ~1910 — 6 household members
| Surname | Thompson |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Irvington |
| 1935 Residence (County) | Essex |
| Class of Worker | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| 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 Thompson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Katherine Thompson (~0.92 confidence) and father Conrad Thompson (~0.92 confidence) and father Victor Thompson (~0.92 confidence) and father Arzo Thompson (~0.92 confidence) and mother Marie Thompson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Katherine Thompson
b. ~1877
Source mother
● Household
· direct · ~0.92
Father
Conrad Thompson
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Victor Thompson
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Arzo Thompson
b. ~1879
Source father
● Household
· direct · ~0.92
Mother
Marie Thompson
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Thompson
Daughter · 1940 · age 30 · b. ~1910 · New Jersey
★ You are viewing this record
Sibling
Margaret Bendiksen
Sibling · 1940 · age 34
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Beatrice Thompson
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 — Essex-County, New Jersey
Open full size
1940 US Federal Census — Essex-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02341-00543)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Harry Wahl | 36 | Head | Manager | New Jersey |
| 42 | Edith Wahl | 34 | Wife | — | New Jersey |
| 43 | George Wahl | 1 | Son | — | New Jersey |
| 44 | Victor Evans | 33 | Head | No | New Jersey |
| 45 | Jane Evans | 33 | Wife | — | S. Carolina |
| 46 | Victor Jr. Evans | 5 | Son | — | New Jersey |
| 47 | Joseph Smith | 45 | Head | Service Station | New Jersey |
| 48 | Elizabeth Smith | 45 | Wife | — | New Jersey |
| 49 | Florence Smith | 23 | Daughter | Teacher | New Jersey |
| 50 | Abraham Whittier | 57 | Head | Upholsterer | Pennsylvania |
| 51 | Ida Whittier | 54 | Wife | — | Estonia |
| 52 | Robert Whittier | 20 | Son | Upholsterer | New Jersey |
| 53 | William Sherry | 52 | Head | Foundryman | Penna |
| 54 | Cora Sherry | 51 | Wife | — | New York |
| 55 | Richard Lowry | 36 | Head | Dentist | New York |
| 56 | Maxine Lowry | 33 | Wife | — | New Jersey |
| 57 | Gretta Lowry | 7 | Daughter | — | New Jersey |
| 58 | Richard Jr. Lowry | 3 | Son | — | New Jersey |
| 59 | Eunice Cunningham | 46 | Nurse | Nurse | New Jersey |
| 60 | Elizabeth Schneider | 26 | Cook | Cook | Germany |
| 61 | Ernest Lindemann | 40 | Head | Pressman | New Jersey |
| 62 | Sylvia Lindemann | 41 | Wife | — | Michigan |
| 63 | Jan Lindemann | 3 | Son | — | New Jersey |
| 64 | Conrad Thompson | 61 | Head | — | Germany |
| 65 | Katherine Thompson | 63 | Wife | — | Germany |
| 66 | Helen Thompson THIS PERSON | 30 | Daughter | — | New Jersey |
| 67 | Beatrice Thompson | 21 | Daughter | — | New Jersey |
| 68 | Michael Bendiksen | 31 | Son-in-law | Sheet Metal Worker | New York |
| 69 | Margaret Bendiksen | 34 | Daughter | — | New Jersey |
| 70 | Donald Buck | 37 | Head | Teacher | New Jersey |
| 71 | Amelia Buck | 38 | Wife | — | Penna |
| 72 | Lewis Buck | 10 | Son | — | New Jersey |
| 73 | Donald Jr. Buck | 7 | Son | — | New Jersey |
| 74 | James Lewis | 71 | Father-in-law | — | England |
| 75 | Elena Lewis | 70 | Mother-in-law | — | England |
| 76 | Wm Bestenheyer | 40 | Head | Real Estate | New York |
| 77 | Josephine Bestenheyer | 42 | Wife | — | New Jersey |
| 78 | Einer Lindstrom | 39 | Lodger | Salesman | New Jersey |
| 79 | Alexander Gibbs | 46 | Head | Salesman | Michigan |
| 80 | Mildred Gibbs | 40 | Wife | — | New York |
Pedigree Summary
Helen + 2 siblings
Gen 1 · 5 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)