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Mary Finney — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Mary Finney across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1889), then head of a 6-person household.
Age 51
b. ~1889
Female
Spouse
Born: Scotland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Finney |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | McKeesport |
| 1935 Residence (County) | Allegheny |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Millwright |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 37 |
| Income (1939) | 327 |
| Highest Grade | 6 |
| 1935 Residence | Same Place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Millwright |
| Township / Ward | Mckeesport |
| Est. Birth Year | ~1889 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Eleanor Finney | Daughter | — | 19 | ~1921 |
| Alfred Finney | Head | — | 55 | ~1885 |
| Clyde Finney | Son | — | 13 | ~1927 |
| Donald Finney | Son | — | 10 | ~1930 |
| Mary Finney | Spouse | — | 51 | ~1889 |
| Alfred Finney | Son | — | 16 | ~1924 |
Census Appearances
1930
Allegheny, Pennsylvania
Spouse, age 41
Allegheny, Pennsylvania · implied b. ~1889 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Finney |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1901 |
| Age at First Marriage | 27 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Veteran | No |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Allegheny-County, Pennsylvania
Spouse, age 51
Allegheny-County, Pennsylvania · implied b. ~1889 — 6 household members
| Surname | Finney |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | McKeesport |
| 1935 Residence (County) | Allegheny |
| Naturalization Status | Naturalized |
| Occupation | Millwright |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 37 |
| Income (1939) | 327 |
| Highest Grade | 6 |
| 1935 Residence | Same Place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 Finney across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Finney
Spouse · 1940 · age 51 · b. ~1889 · Pennsylvania
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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 — Allegheny-County, Pennsylvania
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1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03409-00342)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Logan Logan | 31 | Son | Salesman | Pennsylvania |
| 42 | Ethel May Logan | 28 | Daughter | — | Pennsylvania |
| 44 | William G. Lawley | 55 | Head | Deliveryman | Pennsylvania |
| 45 | William B. Lawley | 25 | Son | Laborer | Pennsylvania |
| 46 | Robert J. Lawley | 22 | Son | Laborer | Pennsylvania |
| 47 | Jessie Lawley | 21 | Daughter | — | Pennsylvania |
| 48 | James J. Lawley | 17 | Son | — | Pennsylvania |
| 49 | Thomas Wilson | 59 | Head | Salesman | England |
| 50 | Mary Wilson | 55 | Wife | — | England |
| 51 | Catherine Wilson | 32 | Daughter | — | Pennsylvania |
| 52 | Thomas Jr. Wilson | 31 | Son | — | Pennsylvania |
| 53 | Nellie M. Wilson | 16 | Daughter | — | Pennsylvania |
| 54 | John Wilson | 28 | Son | Fireman | Pennsylvania |
| 55 | Margaret A. Wilson | 27 | Daughter | — | Pennsylvania |
| 56 | John Wilson | 3 | Grandson | — | Pennsylvania |
| 57 | Frederick Wilson | 1 | Grandson | — | Pennsylvania |
| 58 | Frank Haberman | 66 | Head | Machinist | Germany |
| 59 | Angela Haberman | 60 | Wife | — | Germany |
| 60 | Frank Jr. Haberman | 26 | Son | Office Clerk | Pennsylvania |
| 61 | Marie Benson | 37 | Daughter | Office Clerk | Germany |
| 62 | William Benson | 5 | Grandson | — | Pennsylvania |
| 63 | Carl W. Ahlen | 55 | Head | New Worker | Sweden |
| 64 | Esther Ahlen | 54 | Wife | Heater | Sweden |
| 65 | Arthur Ahlen | 28 | Son | — | Pennsylvania |
| 66 | Herbert Ahlen | 16 | Son | Single Boy | Pennsylvania |
| 67 | William Montgomery | 53 | Head | — | Scotland |
| 68 | Elizabeth Montgomery | 50 | Wife | Machinist | Scotland |
| 69 | Elizabeth Montgomery | 24 | Daughter | — | Scotland |
| 70 | Thomas Montgomery | 21 | Son | Registered Nurse | Scotland |
| 71 | William Montgomery | 17 | Son | Office Clerk | Pennsylvania |
| 72 | Donald Montgomery | 14 | Son | — | Pennsylvania |
| 73 | Alfred Finney | 55 | Head | News Boy | Pennsylvania |
| 74 | Mary Finney THIS PERSON | 51 | Wife | Millwright | Scotland |
| 75 | Eleanor Finney | 19 | Daughter | — | Pennsylvania |
| 76 | Alfred Jr. Finney | 16 | Son | Office Clerk | Pennsylvania |
| 77 | Clyde Finney | 13 | Son | — | Pennsylvania |
| 78 | Donald Finney | 10 | Son | — | Pennsylvania |
| 79 | Frank Sanders | 35 | Head | — | Pennsylvania |
| 80 | Helen Sanders | 37 | Wife | Truck Driver | Pennsylvania |
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)