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Mary Buckley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mercer-County, New Jersey
Our Model Tree links this Mary Buckley across the 1920, 1930 and 1940 US Censuses in Mercer-County, New Jersey (XGBoost, ~Confirmed) — first a spouse (b.~1894), then head of a 5-person household.
Age 46
b. ~1894
Female
Spouse
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, New Jersey |
| Surname | Buckley |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Hamilton Twp. |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Industry | 0 |
| Highest Grade | H-2 |
| 1935 Residence | Same house |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Hamilton Twp |
| Est. Birth Year | ~1894 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Dolores Buckley | Daughter | — | 14 | ~1926 |
| John Buckley | Head | — | 31 | ~1909 |
| Mary Cunningham | Other | — | 75 | ~1865 |
| John Buckley | Son | — | 16 | ~1924 |
| Mary Buckley | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Mercer, New …
Spouse, age 22
Mercer, New Jersey · implied b. ~1898 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Buckley |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Mercer, New …
Spouse, age 34
Mercer, New Jersey · implied b. ~1896 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Buckley |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 25 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Mercer-County, New …
Spouse, age 46
Mercer-County, New Jersey · implied b. ~1894 — 5 household members
| Surname | Buckley |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Hamilton Twp. |
| 1935 Residence (County) | Mercer |
| Industry | 0 |
| Highest Grade | H-2 |
| 1935 Residence | Same house |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
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 Buckley 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 Buckley
Spouse · 1940 · age 46 · b. ~1894 · New Jersey
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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 — Mercer-County, New Jersey
Open full size
1940 US Federal Census — Mercer-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02356-00844)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Jane Yard | 22 | Daughter in law | Shipping Clerk | New Jersey |
| 42 | Andrew Bossert | 35 | Head | Watchman | New Jersey |
| 43 | Emma Bossert | 35 | Wife | — | New Jersey |
| 44 | Douglas Bossert | 9 | Son | — | New Jersey |
| 45 | Warren Libensperger | 34 | Head | Baker | New Jersey |
| 46 | Augusta Libensperger | 33 | Wife | — | New Jersey |
| 47 | Robert Libensperger | 8 | Son | — | New Jersey |
| 48 | Richard Libensperger | 5 | Son | — | New Jersey |
| 49 | Steven Ofner | 42 | Head | Laborer | Yugo-Slavia |
| 50 | Anna Ofner | 39 | Wife | — | Yugo-Slavia |
| 51 | George Ofner | 15 | Son | — | New Jersey |
| 52 | Marion Ofner | 8 | Daughter | — | New Jersey |
| 53 | Albert Entres | 50 | Head | Foreman | Yugo-Slavia |
| 54 | Eva Entres | 38 | Wife | — | Yugo-Slavia |
| 55 | Eva Bortes | 60 | Mother in law | — | Yugo-Slavia |
| 56 | Adam Bortes | 21 | Brother in law | Laborer | Yugo-Slavia |
| 57 | Robert W. Wardell | 45 | Head | Manager | New Jersey |
| 58 | Katherine Wardell | 39 | Wife | — | New Jersey |
| 59 | Robert Wardell | 3 | Son | — | New Jersey |
| 60 | Paul Gress | 38 | Head | Field Manager | Germany |
| 61 | Anna Gress | 30 | Wife | — | New Jersey |
| 62 | Paul Jr. Gress | 4 | Son | — | New Jersey |
| 63 | Joan Gress | 1 | Daughter | — | New Jersey |
| 64 | Frank Spialander | 39 | Head | Laborer | Hungary |
| 65 | Julia Spialander | 39 | Wife | — | Pennsylvania |
| 66 | Frank R. Spialander | 3 | Son | — | New Jersey |
| 67 | William Frey | 62 | Head | — | New York |
| 68 | Helen Jackson | 44 | Housekeeper | Housekeeper | New Jersey |
| 69 | Helen Jackson | 16 | Daughter | — | New Jersey |
| 70 | Dolores Jackson | 12 | Daughter | — | New Jersey |
| 71 | Charles Ganyo | 44 | Head | Upholsterer | Connecticut |
| 72 | Elizabeth Ganyo | 36 | Wife | — | Hungary |
| 73 | Betty Ganyo | 14 | Daughter | — | New Jersey |
| 74 | Adolf Schwinger | 44 | Head | House Painter | Germany |
| 75 | Martha Schwinger | 44 | Wife | — | Germany |
| 76 | John Buckley | 31 | Head | Price Officer | New Jersey |
| 77 | Mary Buckley THIS PERSON | 46 | Wife | — | New Jersey |
| 78 | John F. Buckley | 16 | Son | — | New Jersey |
| 79 | Dolores Buckley | 14 | Daughter | — | New Jersey |
| 80 | Mary Cunningham | 75 | Mother in law | — | 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)