MJ
Mary James — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Los-Angeles-County, California
Our Model Tree links this Mary James across the 1920, 1930 and 1940 US Censuses in Los-Angeles-County, California (XGBoost, ~Confirmed) — first a spouse (b.~1882), then head of a 2-person household.
Age 58
b. ~1882
Female
Spouse
Born: Kansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Los-Angeles-County, California |
| Surname | James |
| Given Name | Mary L |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Long Beach City |
| 1935 Residence (County) | Los Angeles |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Township / Ward | Long Beach City |
| Est. Birth Year | ~1882 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Eunice James | Daughter | — | 20 | ~1920 |
| Mary James | Spouse | — | 58 | ~1882 |
Census Appearances
1920
Los Angeles, …
Spouse, age 38
Los Angeles, California · implied b. ~1882 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | James |
| Given Name | Mary L. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Kansas |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | United States |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Los Angeles, …
Other, age 48
Los Angeles, California · implied b. ~1882 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | James |
| Given Name | Mary L. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Kansas |
| Age at First Marriage | 23 |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Austria |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Los-Angeles-County, California
Spouse, age 58
Los-Angeles-County, California · implied b. ~1882 — 2 household members
| Surname | James |
| Given Name | Mary L |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Long Beach City |
| 1935 Residence (County) | Los Angeles |
| Income (1939) | 0 |
| Highest Grade | Hs 2 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 James across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary James
Spouse · 1940 · age 58 · b. ~1882 · 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-t0627-00370-00811)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary L James THIS PERSON | 58 | wife | — | Kansas |
| 42 | Eunice L James | 20 | daughter | Beauty Operat. | California |
| 43 | Charles E Heaton | 51 | head | Agent | Kentucky |
| 44 | Juetta Heaton | 47 | wife | — | Kentucky |
| 45 | Eugenia Heaton | 17 | daughter | — | California |
| 46 | Cordia Brawner | 83 | mother | — | Kentucky |
| 47 | Regina Faulkner | 42 | head | Saleslady | Iowa |
| 48 | Patsy Faulkner | 15 | daughter | — | California |
| 49 | John C Houck | 51 | head | Cement Finisher | Michigan |
| 50 | Minnie Houck | 70 | wife | — | Missouri |
| 51 | Joe Brennan | 42 | head | Operator | New York |
| 52 | Annalee Brennan | 28 | wife | — | Colorado |
| 53 | Annalee Brennan | 10 | daughter | — | California |
| 54 | Shirley Brennan | 7 | daughter | — | California |
| 55 | Howard M Millenuson | 27 | head | Pressman | North Dakota |
| 56 | Clara L Millenuson | 27 | wife | Stenographer | Idaho |
| 57 | John W Crebbs | 66 | father-in-law | Ex Carpenter | Montana |
| 58 | Clara E Crebbs | 55 | mother-in-law | — | Ohio |
| 59 | Sid Mcclure | 28 | head | Salesman | California |
| 60 | Lucile B Mcclure | 25 | wife | — | Kansas |
| 61 | Richard A Mcclure | 1 | son | — | California |
| 62 | Joseph W Helmick | 40 | head | Fireman | Mississippi |
| 63 | Nelle Mae Helmick | 41 | wife | — | Tennessee |
| 64 | Mary C Helmick | 10 | daughter | — | California |
| 65 | Bernardo Hudson | 36 | bro-in-law | Clerk | Tennessee |
| 66 | Clarence Prouse | 36 | head | Electrician | Kansas |
| 67 | Elsie Prouse | 31 | wife | — | Colorado |
| 68 | Delores Prouse | 5 | daughter | — | California |
| 69 | Albert F Appleton | 60 | head | Collector | North Dakota |
| 70 | Dora Appleton | 47 | wife | Practitioner | England |
| 71 | Edward Strickland | 39 | head | Molder | England |
| 72 | Blonnie Strickland | 44 | wife | — | Kentucky |
| 73 | Billy F Strickland | 11 | son | — | California |
| 74 | 205 End Block | None | Division | — | — |
| 75 | Millard T Way | 43 | head | Educational Advisor | North Dakota |
| 76 | Ethel M Way | 40 | wife | — | Alabama |
| 77 | Morris Way | 11 | son | — | Montana |
| 78 | Elmer Pearson | 42 | head | Oil Worker | Idaho |
| 79 | Ona Pearson | 42 | wife | — | Texas |
| 80 | Shirley Pearson | 6 | daughter | — | California |
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)