MF
Mary Finn — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Queens-County, New York
Our Model Tree links this Mary Finn across the 1920, 1930 and 1940 US Censuses in Queens-County, New York (XGBoost, ~Confirmed) — first a spouse (b.~1876), then head of a 4-person household.
Age 64
b. ~1876
Female
Spouse
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Queens-County, New York |
| Surname | Finn |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | NEW YORK |
| 1935 Residence (County) | Queens |
| Naturalization Status | Naturalized |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | New York |
| Est. Birth Year | ~1876 |
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 |
|---|---|---|---|---|
| Mary Finn | Spouse | — | 64 | ~1876 |
| Joseph Finn | Son | — | 37 | ~1903 |
| Patrick Finn | Head | — | 63 | ~1877 |
| Elizabeth Kirby | Other | — | 69 | ~1871 |
Census Appearances
1920
New York, …
Spouse, age 39
New York, New York · implied b. ~1881 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Finn |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1898 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Birth Country | Ireland |
| Year of Naturalization | 1913 |
| Birthplace (normalized) | ireland |
1930
New York, …
Other, age 50
New York, New York · implied b. ~1880 — 15 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Finn |
| Given Name | Mary |
| Relationship to Head | Boarder |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Widowed |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1897 |
| Age at First Marriage | 22 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laundress |
| Industry | 8596 |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Queens-County, New …
Spouse, age 64
Queens-County, New York · implied b. ~1876 — 4 household members
| Surname | Finn |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | NEW YORK |
| 1935 Residence (County) | Queens |
| Naturalization Status | Naturalized |
| Class of Worker | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same house |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Finn across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Finn
Spouse · 1940 · age 64 · b. ~1876 · New York
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Queens-County, New York
Open full size
1940 US Federal Census — Queens-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02724-00117)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Dennis Kennedy | 40 | Head | Undertaker | Ireland |
| 42 | Margaret Kennedy | 34 | Wife | — | New York |
| 43 | Dennis Jr. Kennedy | 17 | Son | — | New York |
| 44 | Patricia Kennedy | 5 | Daughter | — | New York |
| 45 | Margaret Kennedy | 3 | Daughter | — | New York |
| 46 | Anna Hagenmeier | 70 | Maid | Domestic | Germany |
| 47 | Marco N. Adatto | 53 | Head | Shoe Repairer | Turkey |
| 48 | Rebecca Adatto | 49 | Wife | — | Turkey |
| 49 | Harry Benson | 39 | Head | Stationery Store | Turkey |
| 50 | Rachel Benson | 34 | Wife | — | Turkey |
| 51 | Rosalie Benson | 11 | Daughter | — | New York |
| 52 | Martha Benson | 9 | Daughter | — | New York |
| 53 | Blanche Benson | 6 | Daughter | — | New York |
| 54 | Malka Benson | 64 | Mother | — | Turkey |
| 55 | Charles Vleck | 51 | Head | Salesman | New York |
| 56 | Mildred Vleck | 46 | Sister | Secretary | New York |
| 57 | Mabel Vleck | 45 | Sister | Secretary | New York |
| 58 | Michael X. Leddy | 65 | Head | — | Ireland |
| 59 | Elizabeth Leddy | 64 | Wife | — | Ireland |
| 60 | Mary Leddy | 37 | Daughter | School Teacher | New York |
| 61 | Joseph Leddy | 34 | Son | — | New York |
| 62 | Jeanette Leddy | 25 | Daughter | School Teacher | New York |
| 63 | Patrick J. Finn | 63 | Head | General Supt | New York |
| 64 | Mary Finn THIS PERSON | 64 | Wife | — | Ireland |
| 65 | Joseph Finn | 37 | Son | Purchasing Agt. | New York |
| 66 | Elizabeth Kirby | 69 | Sister | — | New York |
| 67 | Anthony Giffone | 31 | Head | Restaurant | New York |
| 68 | Marian Giffone | 28 | Wife | Millinery | New York |
| 69 | Louis Giffone | 2 | Son | — | New York |
| 70 | Humbert Revel | 56 | Head | Service Room Manager | Italy |
| 71 | Iva Revel | 46 | Wife | — | Canada-British |
| 72 | Humbert Jr. Revel | 16 | Son | Drug Clerk | New York |
| 73 | Eugene L. Gillis | 67 | Head | — | New York |
| 74 | Cecilia Gillis | 26 | Daughter | Clerk | New York |
| 75 | Bernard Woods | 51 | Head | Operator | Ireland |
| 76 | Catherine Woods | 45 | Wife | — | Ireland |
| 77 | John Woods | 21 | Son | Clerk | New York |
| 78 | Catherine Woods | 19 | Daughter | Clerk | New York |
| 79 | Anna Woods | 15 | Daughter | — | New York |
| 80 | Bernard Woods | 11 | Son | — | New York |
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)