MG
Mary Green — 1940 US Census Record
Model Tree available1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Mary Green across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed), with identified parents John & Helena — first a spouse (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Female
Spouse
Born: California
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | Green |
| Given Name | Mary H |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Los Angeles |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | Hs 1 |
| 1935 Residence | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Hawthorne City |
| 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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Diana Green | Daughter | — | 4 | ~1936 |
| Doris Green | Daughter | — | 7 | ~1933 |
| Carl Green | Head | — | 33 | ~1907 |
| Frank Green | Other | — | 24 | ~1916 |
| Mary Green | Spouse | — | 23 | ~1917 |
Census Appearances
Daughter, age 3
Los Angeles, California · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Greene |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Rhode Island |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Los Angeles, …
Daughter, age 13
Los Angeles, California · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Green |
| Given Name | Mary E |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Rhode Island |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
Los-Angeles-County, California
Spouse, age 23
Los-Angeles-County, California · implied b. ~1917 — 5 household members
| Surname | Green |
| Given Name | Mary H |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | California |
| 1935 Residence (City) | Los Angeles |
| 1935 Residence (County) | Los Angeles |
| Class of Worker | 0 |
| Highest Grade | Hs 1 |
| 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 Mary Green across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Greene (~0.92 confidence) and mother Helena Greene (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Greene
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Helena Greene
b. ~1885
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Green
Spouse · 1940 · age 23 · b. ~1917 · 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
36 people indexed on this census page (nara:1940:m-t0627-00233-00417)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Felix Peano | 77 | Head | — | Italy |
| 42 | Franklin T Pletcher | 42 | Head | Salesman | Pennsylvania |
| 43 | Abbie E Pletcher | 39 | Wife | — | Oregon |
| 44 | Warren T Pletcher | 18 | Son | — | California |
| 45 | Marjorie E Pletcher | 15 | Daughter | — | California |
| 46 | Francis E Torsak | 29 | Head | Carpenter | Utah |
| 47 | Rhoda E Torsak | 30 | Wife | — | Utah |
| 48 | Francis A Torsak | 8 | Son | — | Utah |
| 49 | Donald A Torsak | 1 | Son | — | California |
| 50 | Carl R Green | 33 | Head | Salesman | California |
| 51 | Mary H Green THIS PERSON | 23 | Wife | — | California |
| 52 | Doris M Green | 7 | Daughter | — | California |
| 53 | Diana M Green | 4 | Daughter | — | California |
| 54 | Frank A Green | 24 | Brother | Plumbers Helper | California |
| 56 | Melvin C Harms | 25 | Head | Wing Assembler | California |
| 57 | Pauline E Harms | 19 | Wife | — | California |
| 60 | Richard J Thomas | 54 | Head | Boilermaker | Ohio |
| 61 | Grace E Thomas | 48 | Wife | — | Ohio |
| 62 | Rachael R Thomas | 21 | Daughter | New Worker | Utah |
| 63 | Robert J Thomas | 17 | Son | New Worker | California |
| 64 | William M Thomas | 15 | Son | — | California |
| 65 | Grace E Thomas | 11 | Daughter | — | California |
| 66 | John W Fairfield | 39 | Head | Clerk Supervisor | Montana |
| 67 | Louise E Fairfield | 36 | Wife | — | Montana |
| 68 | John V Fairfield | 8 | Son | — | Montana |
| 69 | William E Fairfield | 4 | Son | — | Montana |
| 70 | Floyd J Potter | 14 | Stepson | — | Montana |
| 71 | William F Willyard | 54 | Head | — | Indiana |
| 72 | Frances J Willyard | 38 | Wife | — | California |
| 73 | William F Jr Willyard | 14 | Son | — | California |
| 74 | Robert W Willyard | 11 | Son | — | California |
| 75 | Marie Davis | 35 | Head | Proprietor | Illinois |
| 76 | Martin A Davis | 77 | Father | — | Illinois |
| 77 | Minnie Davis | 76 | Mother | — | Germany |
| 78 | Lawrence Davis | 40 | Brother | Waiter | Illinois |
| 80 | Kenneth C Johnson | 44 | Head | Proprietor | Ohio |
Related Census Records
Pedigree Summary
Mary
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)