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Mary Larkin — 1940 US Census Record
Model Tree available1940 United States Federal Census · Providence-County, Rhode Island
Our Model Tree links this Mary Larkin across the 1920, 1930 and 1940 US Censuses in Providence-County, Rhode Island (XGBoost, ~Confirmed), with identified parents Patrick & Patrick — first a daughter (b.~1918), then head of a 7-person household.
Age 22
b. ~1918
Female
Daughter
Born: Rhode Island
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Providence-County, Rhode Island |
| Surname | Larkin |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| 1935 Residence (City) | Cranston City |
| 1935 Residence (County) | Providence |
| Additional Details | |
| Occupation | Comptometer |
| Industry | Meat Tel. Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1150 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
| Occupation | Comptometer |
| Township / Ward | Cranston City |
| Est. Birth Year | ~1918 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Larkin | Daughter | — | 22 | ~1918 |
| Charlotte Larkin | Daughter | — | 18 | ~1922 |
| Catherine Larkin | Daughter | — | 31 | ~1909 |
| Gertrude Larkin | Daughter | — | 25 | ~1915 |
| Anna Larkin | Daughter | — | 20 | ~1920 |
| Patrick Larkin | Head | — | 55 | ~1885 |
| Catherine Larkin | Spouse | — | 53 | ~1887 |
Census Appearances
1920
Providence, Rhode …
Daughter, age 2
Providence, Rhode Island · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larkin |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Rhode Island |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1930
Providence, Rhode …
Daughter, age 12
Providence, Rhode Island · implied b. ~1918 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larkin |
| Given Name | Mary |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| Father's Birthplace | Northern Ireland |
| Mother's Birthplace | Rhode Island |
| Can Read/Write | Yes |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
1940
Providence-County, Rhode …
Daughter, age 22
Providence-County, Rhode Island · implied b. ~1918 — 7 household members
| Surname | Larkin |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Rhode Island |
| 1935 Residence (City) | Cranston City |
| 1935 Residence (County) | Providence |
| Occupation | Comptometer |
| Industry | Meat Tel. Co. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1150 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Rhode Island |
| Birth Country | United States |
| Birthplace (normalized) | rhode island |
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 Larkin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Patrick Larkin (~0.92 confidence) and father Patrick Larkin (~0.92 confidence) and father Patrick Larkin (~0.92 confidence) and mother Catherine Larkin (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Patrick Larkin
b. ~1881
Source father
● Household
· direct · ~0.92
Father
Patrick Larkin
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Patrick Larkin
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Catherine Larkin
b. ~1887
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Larkin
Daughter · 1940 · age 22 · b. ~1918 · Rhode Island
★ You are viewing this record
Sibling
Charlotte Larkin
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertrude Larkin
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Larkin
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Larkin
Sibling · 1940 · age 31
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 — Providence-County, Rhode Island
Open full size
1940 US Federal Census — Providence-County, Rhode Island
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03763-00122)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Patrick J. Larkin | 55 | Head | Liquor Dealer | Irish Free State |
| 2 | Catherine Larkin | 53 | Wife | — | Rhode Island |
| 3 | Catherine Larkin | 31 | Daughter | Stenographer | Rhode Island |
| 4 | Gertrude Larkin | 25 | Daughter | Bookkeeper | Rhode Island |
| 5 | Mary Larkin THIS PERSON | 22 | Daughter | Comptometer | Rhode Island |
| 6 | Anna Larkin | 20 | Daughter | Private Secy | Rhode Island |
| 7 | Charlotte Larkin | 18 | Daughter | Stenographer | Rhode Island |
| 8 | Frank A. Mcgovern | 46 | Head | Service Man | Rhode Island |
| 9 | Helen J. Mcgovern | 44 | Wife | — | Rhode Island |
| 10 | Helen F. Mcgovern | 14 | Daughter | — | Rhode Island |
| 11 | Edwin J. Kullberg | 38 | Head | Bookkeeper | Rhode Island |
| 12 | John E. Kullberg | 15 | Son | — | Rhode Island |
| 13 | Oscar Kullberg | 77 | Father | — | Sweden |
| 14 | Svea M. Kullberg | 39 | Sister | — | Rhode Island |
| 15 | Moses Nahigian | 46 | Head | Truck Driver | Armenia |
| 16 | Sadie Nahigian | 35 | Wife | — | Rhode Island |
| 17 | Raven Nahigian | 15 | Son | — | Rhode Island |
| 18 | Barbara Nahigian | 7 | Daughter | — | Rhode Island |
| 19 | Walter Crooks | 23 | Head | Auditor | Rhode Island |
| 20 | Alice Crooks | 52 | Wife | — | Mass. |
| 21 | Edward Effarty | 51 | Head | First Class Lineman | Irish Free State |
| 22 | Delia Effarty | 48 | Wife | — | Irish Free State |
| 23 | Edwin Effarty | 17 | Son | — | Rhode Island |
| 24 | Marie Effarty | 17 | Daughter | — | Rhode Island |
| 25 | Catherine Effarty | 15 | Daughter | — | Rhode Island |
| 26 | Chester Precourt | 56 | Head | Cable Splicer | R. I. |
| 27 | Rita Precourt | 52 | Wife | — | Canada-French |
| 28 | Frank J. Killian | 60 | Head | Retail Store Manager | Rhode Island |
| 29 | Jessie Killian | 38 | Wife | — | Rhode Island |
| 30 | Denise Killian | 11 | Daughter | — | Rhode Island |
| 31 | Adam Machala | 51 | Head | Chemical Machinist | Poland |
| 32 | Henrietta Machala | 47 | Wife | — | Poland |
| 33 | Walter Machala | 24 | Son | Bacteriologist | Rhode Island |
| 34 | Adam Jr. Machala | 23 | Son | Chemical Operator | Rhode Island |
| 35 | Edward Machala | 13 | Son | — | Rhode Island |
| 36 | Phyllis Machala | 9 | Daughter | — | New Jersey |
| 37 | Walter C. Bentley | 42 | Head | Part Owner | Rhode Island |
| 38 | Jeannie Bentley | 39 | Wife | — | Maryland |
| 39 | Walter Bentley | 14 | Son | — | Rhode Island |
| 40 | Joan Allen Bentley | 10 | Daughter | — | Rhode Island |
Pedigree Summary
Mary + 4 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)