MB
Mary Benson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · San-Bernardino-County, California
Our Model Tree links this Mary Benson across the 1920, 1930 and 1940 US Censuses in San-Bernardino-County, California (XGBoost, ~Confirmed) — first a head (b.~1861), then head of a 2-person household.
Age 79
b. ~1861
Female
Head
Born: California
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Bernardino-County, California |
| Surname | Benson |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 79 |
| Marital Status | Widowed |
| Birthplace | California |
| 1935 Residence (City) | OTAI |
| 1935 Residence (County) | San Bernardino |
| Additional Details | |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Otai |
| Est. Birth Year | ~1861 |
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 |
|---|---|---|---|---|
| Anna Benson | Daughter | — | 42 | ~1898 |
| Mary Benson | Head | — | 79 | ~1861 |
Census Appearances
1920
San Bernardino, …
Head, age 59
San Bernardino, California · implied b. ~1861 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Benson |
| Given Name | Mary E. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 59 |
| Marital Status | Widowed |
| Birthplace | California |
| Father's Birthplace | England |
| Mother's Birthplace | Alabama |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
San Bernardino, …
Other, age 69
San Bernardino, California · implied b. ~1861 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Benson |
| Given Name | Mary E |
| Relationship to Head | Head-HO |
| Sex | F |
| Color / Race | White |
| Age | 69 |
| Marital Status | Widowed |
| Birthplace | California |
| Age at First Marriage | 20 |
| Father's Birthplace | England |
| Mother's Birthplace | Alabama |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 12000 |
| Radio Set | R |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1940
San-Bernardino-County, California
Head, age 79
San-Bernardino-County, California · implied b. ~1861 — 2 household members
| Surname | Benson |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 79 |
| Marital Status | Widowed |
| Birthplace | California |
| 1935 Residence (City) | OTAI |
| 1935 Residence (County) | San Bernardino |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| 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 Benson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Benson
Head · 1940 · age 79 · b. ~1861 · 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 — San-Bernardino-County, California
Open full size
1940 US Federal Census — San-Bernardino-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00292-00292)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | John F Roberts | 17 | Son | Pipe Fitter | California |
| 42 | Frank Ralston | 47 | Head | — | Kansas |
| 43 | Pearl Ralston | 35 | Wife | — | California |
| 44 | Eunice Ralston | 13 | Daughter | — | California |
| 45 | Donald Ralston | 11 | Son | — | Calif |
| 46 | Kenneth Ralston | 3 | Son | — | — |
| 47 | Clay R Lawyer | 29 | Head | Gardner | Idaho |
| 48 | Jennie Lawyer | 30 | Wife | Florist | Arizona |
| 49 | Mary Benson THIS PERSON | 79 | Head | — | California |
| 50 | Anna Benson | 42 | Daughter | Bookkeeper | Calif |
| 51 | Emert Woolen | 29 | Head | Laborer | Kansas |
| 52 | Laura Woolen | 23 | Wife | — | Texas |
| 53 | Ida P Woolen | 3 | Daughter | — | — |
| 54 | Donald Woolen | 1 | Son | — | — |
| 55 | Mother Grese | None | F | — | — |
| 56 | Addie Underwood | 61 | Head | — | Missouri |
| 57 | Verdie Wilson | 41 | Daughter | Seamstress | Missouri |
| 58 | Edward Atkinson | 51 | Head | Dentist | Michigan |
| 59 | Bessie Atkinson | 50 | Wife | — | Michigan |
| 60 | Betty Burton | 24 | Daughter | Dental | California |
| 61 | Sigmund Haskett|Hasken | 47 | Head | Salesman | New York |
| 62 | Constantine Haskett|Hasken | 39 | Wife | Office | California |
| 63 | Anderson Thomas | 64 | Head | — | Ohio |
| 64 | Adelle Thomas | 63 | Wife | — | Ohio |
| 65 | William Fleming | 64 | Head | — | Kentucky |
| 66 | Margaret Fleming | 57 | Wife | — | Tennessee |
| 67 | Howard Leslie | 24 | Head | Mechanic | California |
| 68 | Willa Leslie | 22 | Wife | — | Kansas |
| 69 | Frances Leslie | 0 | Daughter | — | — |
| 70 | Thomas Eldredge | 52 | Father-in-law | Plumber | Missouri |
| 71 | James W Benson | 27 | Head | Boilermaker | California |
| 72 | Anna Pankhurst | 41 | Head | Reliever | Washington |
| 73 | Michael Haitsh | 55 | Head | Cabinet Maker | Austria |
| 74 | Evelyn Haitsh | 55 | Wife | — | Germany |
| 75 | Mary Godfrey | 65 | Head | — | Ohio |
| 76 | Walter Edwards | 24 | Roomer | Attendant | California |
| 77 | Keeley Nick | 45 | Head | Teacher | Calif |
| 78 | Catherine Cooksey | 27 | Roomer | Teacher | Missouri |
| 79 | Jeff Daley | 86 | Head | Retired | California |
| 80 | Eulia Daley | 81 | Wife | — | Calif |
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)