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Mary Livingston — 1940 US Census Record
Model Tree available1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this Mary Livingston across the 1910, 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Arcilla & Margaret — first a daughter (b.~1902), then head of a 2-person household.
Age 38
b. ~1902
Female
Daughter
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Livingston |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Occupation | Photographer |
| Industry | Medicine |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 1575 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Photographer |
| Township / Ward | Boston City |
| Est. Birth Year | ~1902 |
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 |
|---|---|---|---|---|
| Mary Livingston | Daughter | — | 38 | ~1902 |
| Arcilla Livingston | Head | — | 62 | ~1878 |
Census Appearances
1910
Suffolk, Massachusetts
Daughter, age 7
Suffolk, Massachusetts · implied b. ~1903 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Livingston |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Suffolk, Massachusetts
Daughter, age 17
Suffolk, Massachusetts · implied b. ~1903 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Livingston |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Daughter, age 28
Suffolk, Massachusetts · implied b. ~1902 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Livingston |
| Given Name | Margaret V. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Clerk |
| Industry | Bank |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Daughter, age 38
Suffolk-County, Massachusetts · implied b. ~1902 — 2 household members
| Surname | Livingston |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Occupation | Photographer |
| Industry | Medicine |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 1575 |
| Highest Grade | C 2 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Livingston across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Arcilla Livingston (~0.92 confidence) and mother Margaret Livingston (~0.92 confidence) and mother Margaret Livingston (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Arcilla Livingston
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Margaret Livingston
b. ~1867
Source mother
● Household
· direct · ~0.92
Mother
Margaret Livingston
b. ~1838
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Livingston
Daughter · 1940 · age 38 · b. ~1902 · Massachusetts
★ 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 — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01681-00052)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Francis M. Foster | 28 | Head | Neurologist | Ohio |
| 2 | Helen D. Foster | 27 | Wife | — | Ohio |
| 3 | Dennis Foster | 0 | Son | — | Pennsylvania |
| 4 | John S. Smith | 49 | Head | Salesman | Maine |
| 5 | Elizabeth G. Smith | 40 | Wife | — | Maine |
| 6 | Robert L. Smith | 15 | Son | — | Massachusetts |
| 7 | E. Emily Ryder | 74 | Mother-in-law | — | New Hampshire |
| 8 | Lillian E. Whitten | 47 | Sister-in-law | — | Maine |
| 9 | Francis V. Mcinnis | 59 | Head | Superintendent | Canada-English |
| 10 | Constance Mcinnis | 45 | Wife | — | Canada-English |
| 11 | Rose Adelman | 66 | Head | — | Russia |
| 12 | Raymond Small | 42 | Head | — | Massachusetts |
| 13 | Phyllis Small | 21 | Daughter | Typist | Massachusetts |
| 14 | Albert W. Snow | 52 | Head | Salesman | Massachusetts |
| 15 | Bessie G. Snow | 45 | Wife | — | Massachusetts |
| 16 | Raymond B. Hannan | 32 | Head | Manager | Massachusetts |
| 17 | Marion M. Hannan | 31 | Wife | — | Connecticut |
| 18 | Deborah Hannan | 1 | Daughter | — | Massachusetts |
| 19 | Elmer Pickins | 62 | Head | Salesman | New York |
| 20 | Elsa Pickins | 55 | Wife | — | New York |
| 21 | Joseph B. Mcdonald | 46 | Head | Manager | Massachusetts |
| 22 | Rose M. Mcdonald | 39 | Wife | — | Massachusetts |
| 23 | James E. Haskell | 39 | Head | Manager | Massachusetts |
| 24 | Gertrude Haskell | 34 | Wife | — | Norway |
| 25 | Celine Haskell | 3 | Daughter | — | New York |
| 26 | Daniel Mclees | 38 | Head | Janitor | Scotland |
| 27 | Johanna Mclees | 38 | Wife | — | Germany |
| 28 | Daniel Jr. Mclees | 3 | Son | — | Massachusetts |
| 29 | Frederick Hyman | 14 | Step-son | Student | Massachusetts |
| 30 | Eleanor Leary | 51 | Head | Book Keeper | Massachusetts |
| 31 | Alice Leary | 40 | Sister | Manager | Massachusetts |
| 32 | Katherine Gordon | 47 | Sister | — | Massachusetts |
| 33 | Barbara Gordon | 21 | Niece | Typist | Massachusetts |
| 34 | Frederick Hadley | 67 | Head | Engineer | Massachusetts |
| 35 | Henrietta Hadley | 66 | Wife | — | Massachusetts |
| 36 | Harold R. Pope | 39 | Head | Superintendent | Massachusetts |
| 37 | Frances S. Pope | 36 | Wife | — | Kansas |
| 38 | John C. Mcdaniel | 77 | Father-in-law | — | Canada-English |
| 39 | Arcilla Livingston | 62 | Head | — | Vermont |
| 40 | Mary Livingston THIS PERSON | 38 | Daughter | Photographer | Massachusetts |
Pedigree Summary
Mary
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)