MR
Mary Robinson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Montgomery-County, Ohio
Our Model Tree links this Mary Robinson across the 1920, 1930 and 1940 US Censuses in Montgomery-County, Ohio (XGBoost, ~Confirmed), with identified parents James & Irving — first a daughter (b.~1899), then head of a 4-person household.
Age 41
b. ~1899
Female
Daughter
Born: Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Montgomery-County, Ohio |
| Surname | Robinson |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Dayton |
| 1935 Residence (County) | Montgomery |
| Additional Details | |
| Occupation | accountant |
| Industry | Inland |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2000 |
| Highest Grade | C-1 |
| 1935 Residence | Ohio |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
| Occupation | Accountant |
| Township / Ward | Union Village |
| Est. Birth Year | ~1899 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Alice Robinson | Daughter | — | 22 | ~1918 |
| Mary Robinson | Daughter | — | 41 | ~1899 |
| James Robinson | Head | — | 65 | ~1875 |
| Sarah Robinson | Spouse | — | 62 | ~1878 |
Census Appearances
1920
Montgomery, Ohio
Daughter, age 20
Montgomery, Ohio · implied b. ~1900 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | Conductor |
| Industry | Local Street Ry |
| Class of Worker | W |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1930
Montgomery, Ohio
Daughter, age 30
Montgomery, Ohio · implied b. ~1900 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Robinson |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Virginia |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
1940
Montgomery-County, Ohio
Daughter, age 41
Montgomery-County, Ohio · implied b. ~1899 — 4 household members
| Surname | Robinson |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Virginia |
| 1935 Residence (City) | Dayton |
| 1935 Residence (County) | Montgomery |
| Occupation | accountant |
| Industry | Inland |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2000 |
| Highest Grade | C-1 |
| 1935 Residence | Ohio |
| Birth State | Virginia |
| Birth Country | United States |
| Birthplace (normalized) | virginia |
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 Robinson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Robinson (~0.92 confidence) and father Irving Robinson (~0.92 confidence) and mother Sarah Robinson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Robinson
b. ~1875
Source father
● Household
· direct · ~0.92
Father
Irving Robinson
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Sarah Robinson
b. ~1878
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Robinson
Daughter · 1940 · age 41 · b. ~1899 · Ohio
★ You are viewing this record
Sibling
Alice Robinson
Sibling · 1940 · age 22
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 — Montgomery-County, Ohio
Open full size
1940 US Federal Census — Montgomery-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03120-00307)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Margaret Powell | 35 | daughter | Minister | Ohio |
| 2 | Smith Gilliland | 76 | Head | — | Ohio |
| 3 | Harley Beetley | 45 | Head | Carpenter | Ohio |
| 4 | Bertha Beetley | 44 | wife | — | Ohio |
| 5 | Marie Beetley | 24 | daughter | Clerk | Ohio |
| 6 | Mary Mote | 75 | Head | — | Ohio |
| 7 | Henry Yates | 50 | Head | Efficiency Engineer | England |
| 8 | Caroline Yates | 48 | wife | — | Ohio |
| 9 | Jean Yates | 13 | daughter | — | Ohio |
| 10 | Fred Yates | 9 | son | — | Ohio |
| 11 | Rex Yates | 25 | son | Truck Driver | Indiana |
| 12 | Lewis Rinehart | 66 | Head | Manager | Ohio |
| 13 | Ella M Rinehart | 67 | wife | — | Ohio |
| 14 | A Charles Christine | 25 | Head | Assistant Manager Cafeteria | Ohio |
| 15 | Alma Christine | 25 | wife | Weigher | Ohio |
| 16 | Harry Patay | 10 | stepdaughter | — | Ohio |
| 17 | Betty Jane Patay | 9 | stepdaughter | — | Ohio |
| 18 | Aileen Patay | 7 | stepdaughter | — | Ohio |
| 19 | Bessie Mote | 44 | mother-in-law | — | Ohio |
| 20 | Ralph Mote | 17 | brother-in-law | Apprentice | Ohio |
| 21 | Orlando Crow | 33 | Head | Laborer | Ohio |
| 22 | Pauline Crow | 24 | wife | — | Ohio |
| 23 | Ladonna Crow | 3 | daughter | — | Ohio |
| 24 | Louanna Crow | 0 | daughter | — | Ohio |
| 25 | Charles Alrein | 67 | lodger | — | Ohio |
| 26 | James Robinson | 65 | Head | Millwright | Virginia |
| 27 | Sarah Robinson | 62 | wife | — | Virginia |
| 28 | Mary Robinson THIS PERSON | 41 | daughter | Accountant | Virginia |
| 29 | Alice Robinson | 22 | daughter | Waitress | Ohio |
| 30 | Edwin Stonerock | 40 | Head | Pipe Fitter | Ohio |
| 31 | Thelma Stonerock | 36 | wife | Cook | Washington |
| 32 | Edwin Jr. Stonerock | 18 | son | — | Ohio |
| 33 | Mary Eleanor Stonerock | 16 | daughter | — | Ohio |
| 34 | Mary Norris | 74 | Head | — | Ohio |
| 35 | Vella Bush | 55 | lodger | Assistant Cashier | Ohio |
| 36 | Daphne Sherer | 60 | Head | Postmaster | Ohio |
| 37 | Berlin Sherer | 37 | son | — | Ohio |
| 38 | Russell Kessler | 47 | Head | Manager | Ohio |
| 39 | Hershel Kessler | 45 | brother | Barber | Ohio |
| 40 | John Spitler | 60 | Head | Owner Manager | Ohio |
Related Census Records
Pedigree Summary
Mary + 1 sibling
Gen 1 · 3 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)