MK
Margaret Kelly — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bergen-County, New Jersey
Our Model Tree links this Margaret Kelly across the 1930 and 1940 US Censuses in Bergen-County, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 8-person household.
Age 16
b. ~1924
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bergen-County, New Jersey |
| Surname | Kelly |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Cliffside Park borough |
| 1935 Residence (County) | Bergen |
| Additional Details | |
| Highest Grade | Hs 2 |
| 1935 Residence | Same Place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Cliffside Park Borough |
| Est. Birth Year | ~1924 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Kelly | Daughter | — | 16 | ~1924 |
| Hulda Kelly | Daughter | — | 21 | ~1919 |
| Helen Kelly | Daughter | — | 24 | ~1916 |
| Mary Kelly | Daughter | — | 22 | ~1918 |
| Bridget Kelly | Daughter | — | 24 | ~1916 |
| John Kelly | Head | — | 55 | ~1885 |
| John Kelly | Son | — | 20 | ~1920 |
| Bessie Kelly | Spouse | — | 54 | ~1886 |
Census Appearances
1930
Bergen, New …
Daughter, age 7
Bergen, New Jersey · implied b. ~1923 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Netherland |
| Mother's Birthplace | Netherland |
| Occupation | none |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Bergen-County, New …
Daughter, age 16
Bergen-County, New Jersey · implied b. ~1924 — 8 household members
| Surname | Kelly |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Cliffside Park borough |
| 1935 Residence (County) | Bergen |
| Highest Grade | Hs 2 |
| 1935 Residence | Same Place |
| 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 Margaret Kelly across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Kelly
Daughter · 1940 · age 16 · b. ~1924 · New Jersey
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Sibling
Helen Kelly
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Kelly
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hulda Kelly
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bridget Kelly
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Kelly
Sibling · 1940 · age 22
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 — Bergen-County, New Jersey
Open full size
1940 US Federal Census — Bergen-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02305-00432)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Nicholas Contit | 6 | Son | — | New Jersey |
| 2 | Michael Yalch | 36 | Head | Mechanic | New Jersey |
| 3 | Anna Yalch | 35 | Wife | — | Penn |
| 4 | Constance Yalch | 7 | Daughter | — | New Jersey |
| 5 | Edward Yalch | 5 | Son | — | New Jersey |
| 6 | William L Hall | 46 | Head | Salesman | New Jersey |
| 7 | Janice D Hall | 22 | Wife | — | New Jersey |
| 8 | Heather Hall | 4 | Daughter | — | New Jersey |
| 9 | Earl Hall | 2 | Son | — | New Jersey |
| 10 | David Hall | 1 | Son | — | New Jersey |
| 11 | Joseph Aiello | 27 | Head | Butcher | New Jersey |
| 12 | Bernadine Aiello | 25 | Wife | Organizer | New Jersey |
| 13 | Otto Holpp | 57 | Head | Waiter | Germany |
| 14 | Antoinette Holpp | 50 | Wife | — | Austria |
| 15 | Stephanie Prune | 17 | Niece | — | Austria |
| 16 | John Mellon | 36 | Head | General Manager | New Jersey |
| 17 | Ruth Mellon | 33 | Wife | — | New York |
| 18 | Charlotte Richardson | 64 | Mother-in-law | — | New York |
| 19 | John H Kelly | 55 | Head | Fireman | Ireland |
| 20 | Bessie D Kelly | 54 | Wife | Fireman | Ireland |
| 21 | Helen Kelly | 24 | Daughter | Inspector | New Jersey |
| 22 | Bridget Kelly | 24 | Daughter | — | New Jersey |
| 23 | Mary Kelly | 22 | Daughter | — | New Jersey |
| 24 | Hulda Kelly | 21 | Daughter | Packer | New Jersey |
| 25 | John Kelly | 20 | Son | Helper | New Jersey |
| 26 | Margaret Kelly THIS PERSON | 16 | Daughter | — | New Jersey |
| 27 | Paul Stackler | 53 | Head | Engraving | Switzerland |
| 28 | Grace D Stackler | 51 | Wife | — | Ohio |
| 29 | Paul J Stackler | 25 | Son | Pressman | New Jersey |
| 30 | Howard P Stackler | 21 | Son | Printer | New Jersey |
| 31 | John Manich | 28 | Head | Salesman | New Jersey |
| 32 | Christiana Manich | 22 | Wife | — | New Jersey |
| 33 | John Robert Manich | 0 | Son | — | New Jersey |
| 34 | William Noble | 23 | Head | Painter | New York |
| 35 | Evelyn Noble | 67 | Wife | — | New Jersey |
| 36 | Evelyn Harrigan | 40 | Daughter | Clerk | New Jersey |
| 37 | Millicent Harrigan | 19 | Granddaughter | Secretary | New Jersey |
| 38 | James Williams | 24 | Head | Superintendent | California |
| 39 | Campbell Williams | 32 | Wife | — | Virginia |
| 40 | Anna Igen | 48 | Head | — | 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)