HT
Helen Thompson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Helen Thompson across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed), with identified parents Haskell & Laverna — first a spouse (b.~1914), then head of a 3-person household.
Age 26
b. ~1914
Female
Spouse
Born: California
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Thompson |
| Given Name | Helen M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Oakland |
| 1935 Residence (County) | Alameda |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Beverly Hills City |
| Est. Birth Year | ~1914 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Rupert Thompson | Head | — | 29 | ~1911 |
| Tommy Thompson | Son | — | 1 | ~1939 |
| Helen Thompson | Spouse | — | 26 | ~1914 |
Census Appearances
1920
Los Angeles, …
Daughter, age 6
Los Angeles, California · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Helen L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Iowa |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Los Angeles, …
Daughter, age 16
Los Angeles, California · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thompson |
| Given Name | Helen L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Spouse, age 26
Los-Angeles-County, California · implied b. ~1914 — 3 household members
| Surname | Thompson |
| Given Name | Helen M. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Oakland |
| 1935 Residence (County) | Alameda |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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: father Haskell Thompson (~0.92 confidence) and mother Laverna Thompson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Haskell Thompson
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Laverna Thompson
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Thompson
Spouse · 1940 · age 26 · b. ~1914 · California
★ 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 — Los-Angeles-County, California
Open full size
1940 US Federal Census — Los-Angeles-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00221-00459)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ira L. Brown | 52 | Head | Shoe Merchant | New Jersey |
| 2 | Nellie R. Brown | 41 | Wife | — | Minnesota |
| 3 | Sonia Brown | 15 | Daughter | — | Washington |
| 4 | Hazel N. Kelly | 54 | Head | — | Kansas |
| 5 | Hazel Kelly | 23 | Daughter | Model | Nebraska |
| 6 | William T. Nute | 30 | Son | Supervisor | Missouri |
| 7 | Love W. Womber | 40 | Head | Teacher, Voice | Tennessee |
| 8 | Love Jean Womber | 13 | Daughter | Student | New York |
| 9 | Sally Davis | 60 | Mother | — | Tennessee |
| 10 | Ernest R. Smith | 72 | Head | Retired | New Jersey |
| 11 | Miriam H. Smith | 46 | Wife | — | New York |
| 12 | Arthur Wexler | 35 | Head | Paymaster | Washington |
| 13 | Helene Wexler | 20 | Wife | — | Canada |
| 14 | Wilhelmina Doerrier | 53 | Head | Seamstress | Germany |
| 15 | Wilhelmina Doerrier | 19 | Daughter | Student | Illinois |
| 16 | George Nathan | 58 | Head | Merchant | Germany |
| 17 | Selma Nathan | 56 | Wife | — | Germany |
| 18 | Joseph J. Chiappero | 60 | Head | Grocer | Italy |
| 19 | Josephine Chiappero | 49 | Wife | — | Italy |
| 20 | Aldo J. Chiappero | 27 | Son | Photographer | California |
| 21 | Brainard F. Campbell | 47 | Head | Salesman | Illinois |
| 22 | Peggy Erma Campbell | 40 | Wife | Manager | Indiana |
| 23 | Jack B. Campbell | 20 | Son | Mechanic | Illinois |
| 24 | Blanch Sudderth | 54 | Head | — | Canada |
| 25 | Mary E. Melrose | 62 | Partner | — | Wisconsin |
| 26 | Dorothy D. Murphy | 40 | Head | Salesperson | Maryland |
| 27 | Millicent Murphy | 17 | Daughter | Student | New York |
| 28 | Will Brown Murphy | 11 | Son | — | New York |
| 29 | Rupert L. Thompson | 29 | Head | Ballplayer | Illinois |
| 30 | Helen M. Thompson THIS PERSON | 26 | Wife | — | California |
| 31 | Tommy Ross Thompson | 1 | Son | — | Illinois |
| 32 | Joseph L. Swartz | 39 | Head | Film Editor | New Jersey |
| 33 | Betty Jane Swartz | 27 | Wife | — | California |
| 34 | Ernest Hollister | 34 | Head | Salesman | Pennsylvania |
| 35 | Ruth Hollister | 35 | Wife | — | Pennsylvania |
| 36 | Claire Elaine Hollister | 12 | Daughter | — | Pennsylvania |
| 37 | William Herb | 55 | Father-in-law | Ironworker | Pennsylvania |
| 38 | Blair Herb | 57 | Mother-in-law | — | Pennsylvania |
| 39 | H. C. Rutledge | 25 | Head | Electrician | Indiana |
| 40 | Naoma J. Rutledge | 24 | Wife | — | Missouri |
Pedigree Summary
Helen
Gen 1 · 2 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)