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Margaret Mason — 1940 US Census Record
Model Tree available1940 United States Federal Census · Lucas-County, Ohio
Our Model Tree links this Margaret Mason across the 1920, 1930 and 1940 US Censuses in Lucas-County, Ohio (XGBoost, ~Confirmed), with identified parents Charles & Lucy — first a daughter (b.~1914), then head of a 5-person household.
Age 26
b. ~1914
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lucas-County, Ohio |
| Surname | Mason |
| Given Name | Margaret A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Toledo City |
| 1935 Residence (County) | Lucas |
| Additional Details | |
| Occupation | Elevator Operator |
| Industry | Bank |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 900 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Elevator Operator |
| Township / Ward | Toledo 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Eston Mason | Head | — | 48 | ~1892 |
| Charlotte Mason | Daughter | — | 16 | ~1924 |
| Richard Mason | Son | — | 13 | ~1927 |
| Margaret Mason | Daughter | — | 26 | ~1914 |
| Blanche Mason | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Lucas, Ohio
Daughter, age 6
Lucas, Ohio · implied b. ~1914 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Lucas, Ohio
Daughter, age 16
Lucas, Ohio · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Lucas-County, Ohio
Daughter, age 26
Lucas-County, Ohio · implied b. ~1914 — 5 household members
| Surname | Mason |
| Given Name | Margaret A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Toledo City |
| 1935 Residence (County) | Lucas |
| Occupation | Elevator Operator |
| Industry | Bank |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 900 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Margaret Mason across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Mason (~0.92 confidence) and mother Lucy Mason (~0.92 confidence) and mother Blanche Mason (~0.92 confidence) and father Eston Mason (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Mason
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Lucy Mason
b. ~1882
Source mother
● Household
· direct · ~0.92
Mother
Blanche Mason
b. ~1891
Source mother
● Household
· direct · ~0.92
Father
Eston Mason
b. ~1892
Source father
● Household
· direct · ~0.92
This person
Anchor record
Margaret Mason
Daughter · 1940 · age 26 · b. ~1914 · Ohio
★ You are viewing this record
Sibling
Richard Mason
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charlotte Mason
Sibling · 1940 · age 16
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 — Lucas-County, Ohio
Open full size
1940 US Federal Census — Lucas-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03262-00065)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Laura J. Leonard | 10 | Daughter | — | Ohio |
| 2 | Jack R. Hartley | 18 | Son | New Worker | Ohio |
| 3 | Irene M. Hartley | 22 | Daughter | — | Ohio |
| 4 | Thomas W. Hartley | 2 | Grandson | — | Ohio |
| 5 | Luella Chambers | 43 | Lodger | Cook | Ohio |
| 6 | Eugene W. Praytor | 28 | Head | Laborer | Tennessee |
| 7 | Dorothy M. Praytor | 22 | Wife | — | Michigan |
| 8 | Marlene N. Praytor | 6 | Daughter | — | Ohio |
| 9 | Judith A. Praytor | 1 | Daughter | — | Ohio |
| 10 | Albert G. Steinman | 48 | Head | Painter | Michigan |
| 11 | Susan M. Steinman | 45 | Wife | — | Michigan |
| 12 | Dean H. Steinman | 18 | Son | — | Michigan |
| 13 | Robert H. Valone | 21 | Head | Salesman | Ohio |
| 14 | Margaret J. Valone | 22 | Wife | — | Ohio |
| 15 | Robert A. Valone | 1 | Son | — | Ohio |
| 16 | Erika Johnsen | 50 | Head | Service Department | Indiana |
| 17 | Lena L. Johnsen | 76 | Mother | — | Hungary |
| 18 | Rose H. Johnsen | 51 | Sister | Saleslady | Indiana |
| 19 | Nathan Johnsen | 41 | Brother | Inspector | Indiana |
| 20 | Katie P. Horty | 50 | Head | — | Michigan |
| 21 | Marvin G. Horty | 19 | Son | New Worker | Ohio |
| 22 | Estella L. Eckles | 30 | Daughter | File Clerk | Ohio |
| 23 | Estella J. Eckles | 8 | Daughter | — | Ohio |
| 24 | Martha G. Miley | 62 | Head | — | Ohio |
| 25 | Arthur A. Miley | 45 | Son | Salesman | Ohio |
| 26 | John E. Feet | 66 | Lodger | Tool Designer | Sweden |
| 27 | Eston T. Mason | 48 | Head | Owner | Ohio |
| 28 | Blanche D. Mason | 49 | Wife | — | Michigan |
| 29 | Margaret A. Mason THIS PERSON | 26 | Daughter | Elevator Operator | Ohio |
| 30 | Charlotte J. Mason | 16 | Daughter | — | Ohio |
| 31 | Richard N. Mason | 13 | Son | — | Ohio |
| 32 | Buford H. Summers | 30 | Head | Machine Operator | Tennessee |
| 33 | Arabella G. Summers | 22 | Wife | Assembler | Pennsylvania |
| 34 | Agnes M. Peck | 42 | Head | Servant | Ohio |
| 35 | Emma O. Schuly | 60 | Head | — | Ohio |
| 36 | Henry Johnson | 38 | Head | Truck Driver | New York |
| 37 | Ida G. Johnson | 40 | Wife | — | Ohio |
| 38 | Mary E. Johnson | 5 | Daughter | — | Ohio |
| 39 | Shirley J. Johnson | 4 | Son | — | Ohio |
| 40 | Catherine O'Shea | 67 | Aunt | — | Ohio |
Pedigree Summary
Margaret + 2 siblings
Gen 1 · 4 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)