MS
Mary Simpson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Luzerne-County, Pennsylvania
Our Model Tree links this Mary Simpson across the 1920, 1930 and 1940 US Censuses in Luzerne-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1888), then head of a 4-person household.
Age 52
b. ~1888
Female
Spouse
Born: Lithuania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Luzerne-County, Pennsylvania |
| Surname | Simpson |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Lithuania |
| 1935 Residence (City) | Wilkes-Barre Twp |
| 1935 Residence (County) | Luzerne |
| Naturalization Status | Naturalized |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth Country | Lithuania |
| Birthplace (normalized) | lithuania |
| Township / Ward | Wilkesbarre Twp |
| Est. Birth Year | ~1888 |
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 Simpson | Daughter | — | 25 | ~1915 |
| Aldona Simpson | Daughter | — | 23 | ~1917 |
| Joseph Simpson | Head | — | 54 | ~1886 |
| Mary Simpson | Spouse | — | 52 | ~1888 |
Census Appearances
1920
Luzerne, Pennsylvania
Spouse, age 30
Luzerne, Pennsylvania · implied b. ~1890 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Lithuania |
| Year of Immigration | 1897 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Lithuania |
| Mother's Birthplace | Lithuania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Lithuanian |
| Birth Country | Lithuania |
| Year of Naturalization | 1912 |
| Birthplace (normalized) | lithuania |
1930
Luzerne, Pennsylvania
Other, age 41
Luzerne, Pennsylvania · implied b. ~1889 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Lithuania |
| Age at First Marriage | 22 |
| Father's Birthplace | Lithuania |
| Mother's Birthplace | Lithuania |
| Can Read/Write | No |
| Mother Tongue | Lithuanian |
| Birth Country | Lithuania |
| Birthplace (normalized) | lithuania |
1940
Luzerne-County, Pennsylvania
Spouse, age 52
Luzerne-County, Pennsylvania · implied b. ~1888 — 4 household members
| Surname | Simpson |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Married |
| Birthplace | Lithuania |
| 1935 Residence (City) | Wilkes-Barre Twp |
| 1935 Residence (County) | Luzerne |
| Naturalization Status | Naturalized |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth Country | Lithuania |
| Birthplace (normalized) | lithuania |
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 Simpson 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 Simpson
Spouse · 1940 · age 52 · b. ~1888 · 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 — Luzerne-County, Pennsylvania
Open full size
1940 US Federal Census — Luzerne-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03564-00525)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alice Gutkowski | 13 | daughter | — | Pennsylvania |
| 42 | Donna Gutkowski | 8 | daughter | — | Pennsylvania |
| 43 | Andrew Gutkowski | 6 | son | — | Pennsylvania |
| 44 | Steve Opet | 39 | head | Spinner | Pennsylvania |
| 45 | Helen Opet | 25 | wife | — | Pennsylvania |
| 46 | Steve Jr. Opet | 1 | son | — | Pennsylvania |
| 47 | John Scripek | 30 | head | Truant Officer | Pennsylvania |
| 48 | Florence Scripek | 28 | wife | — | Pennsylvania |
| 49 | Albert Scripek | 7 | son | — | Pennsylvania |
| 50 | Michael Snake | 38 | head | Mechanic | Pennsylvania |
| 51 | Frances Snake | 36 | wife | — | Pennsylvania |
| 52 | Michael Jr. Snake | 7 | son | — | Pennsylvania |
| 53 | Joseph Matikonis | 59 | head | Labour | Lithuania |
| 54 | Nellie Matikonis | 54 | wife | — | Lithuania |
| 55 | Frank Matikonis | 25 | son | Labour | Pennsylvania |
| 56 | Ralph Matikonis | 22 | son | New Worker | Pennsylvania |
| 57 | Veronica Matikonis | 20 | daughter | Stitcher | Pennsylvania |
| 58 | Valeria Matikonis | 18 | daughter | New Worker | Pennsylvania |
| 59 | Eva Kezolis | 84 | mother in law | — | Lithuania |
| 60 | Mary Guckenavage | 48 | head | Hotel Keeper | Russia |
| 61 | Victoria Mcclure | 26 | daughter | Spinner | Pennsylvania |
| 62 | Robert Emmet Mcclure | 7 | grandson | — | Pennsylvania |
| 63 | Walter Snyder | 31 | head | Chauffer | Pennsylvania |
| 64 | Mary Snyder | 29 | wife | — | Pennsylvania |
| 65 | Shirley Snyder | 5 | daughter | — | Pennsylvania |
| 66 | Walter Jr. Snyder | 4 | son | — | Pennsylvania |
| 67 | Kay Snyder | 1 | daughter | — | Pennsylvania |
| 68 | Daniel O'Donnell | 29 | head | Teacher | Pennsylvania |
| 69 | Margaret O'Donnell | 27 | wife | — | Pennsylvania |
| 70 | Daniel Jr. O'Donnell | 7 | son | — | Pennsylvania |
| 71 | Maureene O'Donnell | 5 | daughter | — | Pennsylvania |
| 72 | Robert O'Donnell | 4 | son | — | Pennsylvania |
| 73 | William O'Donnell | 1 | son | — | Pennsylvania |
| 74 | Mary League | 65 | head | — | Lithuania |
| 75 | Ann League | 35 | daughter | Teacher | Pennsylvania |
| 76 | Victoria League | 33 | daughter | Teacher | Pennsylvania |
| 77 | Joseph Simpson | 54 | head | Miner | Pennsylvania |
| 78 | Mary Simpson THIS PERSON | 52 | wife | — | Lithuania |
| 79 | Mary Simpson | 25 | daughter | Laboratory | Pennsylvania |
| 80 | Aldona Simpson | 23 | daughter | Librarian | 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)