MK
Mary Klein — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Hudson, New Jersey
Our Model Tree links this Mary Klein across the 1930 and 1940 US Censuses in Hudson, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1912), then head of a 11-person household.
Age 18
b. ~1912
Female
Daughter
Born: New Jersey
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Hudson, New Jersey |
| Surname | Klein |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Jersey City |
| Est. Birth Year | ~1912 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| William Klein | Son | — | 25 | ~1905 |
| Margaret Klein | Daughter | — | 22 | ~1908 |
| Dorothy Klein | Daughter | — | 7 | ~1923 |
| Charles Klein | Son | — | 31 | ~1899 |
| Elizabeth Klein | Daughter | — | 26 | ~1904 |
| Charles Klein | Son | — | 59 | ~1871 |
| William Klein | Son | — | 14 | ~1916 |
| Elizabeth Klein | Head | — | 76 | ~1854 |
| Elizabeth Klein | Spouse | — | 53 | ~1877 |
| Susan Klein | Daughter | — | 37 | ~1893 |
| Mary Klein | Daughter | — | 18 | ~1912 |
Census Appearances
1930
Hudson, New …
Daughter, age 18
Hudson, New Jersey · implied b. ~1912 — 11 household members
| Surname | Klein |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Spouse, age 28
Hudson-County, New Jersey · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Klein |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Jersey City |
| 1935 Residence (County) | Hudson |
| 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 Mary Klein across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Klein
Daughter · 1930 · age 18 · b. ~1912 · New Jersey
★ You are viewing this record
Sibling
William Klein
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Susan Klein
Sibling · 1930 · age 37
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Klein
Sibling · 1930 · age 26
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Klein
Sibling · 1930 · age 31
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Klein
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Klein
Sibling · 1930 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Klein
Sibling · 1930 · age 59
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Klein
Sibling · 1930 · age 14
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
1930 US Federal Census — Hudson, New Jersey
Open full size
1930 US Federal Census — Hudson, New Jersey
Page Contents
50 people indexed on this census page (ia:1930:newjerseycensus00reel1385:0659)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Michael Boehm | 51 | Head | Proprietor | Poland |
| 2 | Mary Boehm | 41 | Wife | — | Poland |
| 3 | Helen Boehm | 13 | Daughter | — | New Jersey |
| 4 | Michael Boehm | 11 | Son | — | New Jersey |
| 5 | Susan Then | 47 | Head | — | Poland |
| 6 | Mary Then | 17 | Daughter | — | New Jersey |
| 7 | Margaret Then | 15 | Daughter | — | New Jersey |
| 8 | Susan Then | 14 | Daughter | — | New Jersey |
| 9 | Helen Then | 12 | Daughter | — | New Jersey |
| 10 | Elizabeth Klein | 76 | Head | — | Germany |
| 11 | Mary Klein THIS PERSON | 18 | Daughter | — | New Jersey |
| 12 | Susan Klein | 37 | Daughter | Saleslady | New Jersey |
| 13 | Charles Klein | 59 | Son | Machinist | New Jersey |
| 14 | Elizabeth Klein | 53 | Wife | — | New Jersey |
| 15 | Charles Klein | 31 | Son | Machinist | New Jersey |
| 16 | Elizabeth Klein | 26 | Daughter | — | New Jersey |
| 17 | William Klein | 25 | Son | — | New Jersey |
| 18 | Margaret Klein | 22 | Daughter | — | New Jersey |
| 19 | William Klein | 14 | Son | — | New Jersey |
| 20 | Dorothy Klein | 7 | Daughter | — | New Jersey |
| 21 | James Scott | 40 | Head | Machinist | Scotland |
| 22 | Mary Scott | 39 | Wife | — | England |
| 23 | James Scott | 15 | Son | — | Germany |
| 24 | William Scott | 11 | Son | — | Germany |
| 25 | Elizabeth Scott | 10 | Daughter | — | Germany |
| 26 | Jean Scott | 8 | Daughter | — | Germany |
| 27 | Joan Scott | 5 | Daughter | — | New Jersey |
| 28 | John Scott | 0 | Son | — | New Jersey |
| 29 | Thomas H. Jones | 30 | Head | Machinist | Maryland |
| 30 | Mary V. Jones | 21 | Wife | — | Maryland |
| 31 | Thomas H. Jones | 5 | Son | — | Maryland |
| 32 | Jean Jones | 3 | Daughter | — | Maryland |
| 33 | Joan Jones | 1 | Daughter | — | Maryland |
| 34 | Clara Provitt | 63 | Head | — | Pennsylvania |
| 35 | Thomas W. Vickers | 21 | Head | Laborer | Pennsylvania |
| 36 | Sarah Vickers | 33 | Wife | — | Pennsylvania |
| 37 | Thomas Vickers | 1 | Son | — | Pennsylvania |
| 38 | Robert Price | 33 | Head | Wash Woman | South Carolina |
| 39 | Mattie Price | 31 | Wife | Steam Cleaner | South Carolina |
| 40 | Robert Price | 13 | Son | — | South Carolina |
| 41 | John Price | 10 | Son | — | South Carolina |
| 42 | Martha Price | 8 | Daughter | — | Pennsylvania |
| 43 | Mattie Price | 5 | Daughter | — | Pennsylvania |
| 44 | Marie Price | 3 | Daughter | — | Pennsylvania |
| 45 | James Price | 1 | Son | — | New Jersey |
| 46 | Sam Moseley | 42 | Head | Proprietor | Georgia |
| 47 | Mary Moseley | 40 | Wife | Clerk | Georgia |
| 48 | Henry Moseley | 20 | Son | Clerk | Georgia |
| 49 | James Moseley | 18 | Son | Driver | Georgia |
| 50 | Emma Moseley | 15 | Daughter | — | New Jersey |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)