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Margaret Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, New Jersey
Our Model Tree links this Margaret Thomas across the 1930 and 1940 US Censuses in Middlesex-County, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 12-person household.
Age 17
b. ~1923
Female
Daughter
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, New Jersey |
| Surname | Thomas |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Perth Amboy City |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | New Worker |
| Class of Worker | PW |
| Hours Worked | 91 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | New Worker |
| Township / Ward | Perth Amboy City |
| Est. Birth Year | ~1923 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Alice Thomas | Daughter | — | 10 | ~1930 |
| Gladys Thomas | Daughter | — | 5 | ~1935 |
| Emma Thomas | Daughter | — | 16 | ~1924 |
| Mary Thomas | Daughter | — | 17 | ~1923 |
| Margaret Thomas | Daughter | — | 17 | ~1923 |
| Annie Thomas | Daughter | — | 11 | ~1929 |
| George Thomas | Head | — | 50 | ~1890 |
| Thomas Thomas | Son | — | 13 | ~1927 |
| Arthur Thomas | Son | — | 18 | ~1922 |
| George Thomas | Son | — | 15 | ~1925 |
| Frank Thomas | Son | — | 9 | ~1931 |
| Loretta Thomas | Spouse | — | 37 | ~1903 |
Census Appearances
1930
Middlesex, New …
Daughter, age 6
Middlesex, New Jersey · implied b. ~1924 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | none |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Middlesex-County, New …
Daughter, age 17
Middlesex-County, New Jersey · implied b. ~1923 — 12 household members
| Surname | Thomas |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Perth Amboy City |
| 1935 Residence (County) | Middlesex |
| Occupation | New Worker |
| Class of Worker | PW |
| Hours Worked | 91 |
| Highest Grade | No 6 |
| 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 Thomas across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Thomas
Daughter · 1940 · age 17 · b. ~1923 · New Jersey
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Sibling
Mary Thomas
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emma Thomas
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Thomas
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gladys Thomas
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Thomas
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Annie Thomas
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Thomas
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Thomas
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Thomas
Sibling · 1940 · age 10
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 — Middlesex-County, New Jersey
Open full size
1940 US Federal Census — Middlesex-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02361-00587)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Steven Szczepanek | 55 | Head | Watch Maker | Austria |
| 2 | Helen Szczepanek | 58 | Wife | — | Poland |
| 3 | Patrick Dugan | 50 | Head | Labor | New Jersey |
| 4 | Antoinette Dugan | 54 | Wife | — | Czechoslovakia |
| 5 | Lillian Dugan | 23 | Daughter | Packer | New Jersey |
| 6 | Helen Dugan | 22 | Daughter | Packer | New Jersey |
| 7 | Leo Dugan | 19 | Son | Labor | New Jersey |
| 8 | Michael Styczynski | 52 | Head | — | Ukrania |
| 9 | Katherine Styczynski | 51 | Wife | — | Ukrania |
| 10 | Tessie Styczynski | 20 | Daughter | Clipper | New Jersey |
| 11 | Stella Styczynski | 18 | Daughter | Trimmer | New Jersey |
| 12 | Sophie Styczynski | 15 | Daughter | — | New Jersey |
| 13 | Thomas Rogers | 52 | Head | Labor | New Jersey |
| 14 | John Gumbs | 44 | Lodger | Labor | British West Indies |
| 15 | Catherine Debique | 51 | Lodger | Maid | Virgin Islands |
| 16 | James Rogers | 46 | Head | Labor | New Jersey |
| 17 | George Thomas | 50 | Head | Labor | Massachusetts |
| 18 | Loretta Thomas | 37 | Wife | — | New Jersey |
| 19 | Arthur Thomas | 18 | Son | Labor | New Jersey |
| 20 | Mary Thomas | 17 | Daughter | Maid | New Jersey |
| 21 | Margaret Thomas THIS PERSON | 17 | Daughter | New Worker | New Jersey |
| 22 | Emma Thomas | 16 | Daughter | — | New Jersey |
| 23 | George Thomas | 15 | Son | — | New Jersey |
| 24 | Thomas Thomas | 13 | Son | — | New Jersey |
| 25 | Annie Thomas | 11 | Daughter | — | New Jersey |
| 26 | Alice Thomas | 10 | Daughter | — | New Jersey |
| 27 | Frank Thomas | 9 | Son | — | New Jersey |
| 28 | Gladys Thomas | 5 | Daughter | — | New Jersey |
| 29 | John Nikodem | 67 | Head | — | Poland |
| 30 | Caroline Nikodem | 63 | Wife | — | Poland |
| 31 | Edward Nikodem | 31 | Son | Pharmacist | New Jersey |
| 32 | Eugenia Nikodem | 27 | Daughter | — | New Jersey |
| 33 | Edwin Nikodem | 25 | Son | Office Clerk | New Jersey |
| 34 | Joseph Ruiz | 49 | Head | Labor | Spain |
| 35 | Wife Ruiz | None | F | — | — |
| 36 | Josephine Ruiz | 17 | Daughter | Bookkeeper | New Jersey |
| 37 | Peter Ruiz | 15 | Son | — | New Jersey |
| 38 | Justo Loro | 58 | Lodger | Labor | Spain |
| 39 | Catherine Daniel | 63 | Head | — | Poland |
| 40 | Steven Kubie | 30 | Son-in-law | Truck Driver | New Jersey |
Related Census Records
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)