MP
Mary Post — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Passaic, New Jersey
Our Model Tree links this Mary Post across the 1920 and 1930 US Censuses in Passaic, New Jersey (XGBoost, ~Confirmed) — first a daughter (b.~1914), then head of a 7-person household.
Age 6
b. ~1914
Female
Daughter
Born: New Jersey
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Passaic, New Jersey |
| Surname | Post |
| Given Name | Mary |
| 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 |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Paterson City |
| Est. Birth Year | ~1914 |
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.
7 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| John Post | Head | — | 70 | ~1850 |
| Elwood Post | Son | — | 20 | ~1900 |
| Mary Post | Daughter | — | 6 | ~1914 |
| Ethel Post | Daughter | — | 8 | ~1912 |
| Irvin Post | Son | — | 4 | ~1916 |
| Idella Post | Spouse | — | 43 | ~1877 |
| John Post | Son | — | 21 | ~1899 |
Census Appearances
1920
Passaic, New …
Daughter, age 6
Passaic, New Jersey · implied b. ~1914 — 7 household members
| Surname | Post |
| Given Name | Mary |
| 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 |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Passaic, New …
Daughter, age 16
Passaic, New Jersey · implied b. ~1914 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Post |
| Given Name | Marjorie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| 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 Post across 2 US Census years (1920 and 1930) in Passaic, New Jersey, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Post
Daughter · 1920 · age 6 · b. ~1914 · New Jersey
★ You are viewing this record
Sibling
Irvin Post
Sibling · 1920 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Post
Sibling · 1920 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ethel Post
Sibling · 1920 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elwood Post
Sibling · 1920 · age 20
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
1920 US Federal Census — Passaic, New Jersey
Open full size
1920 US Federal Census — Passaic, New Jersey
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1064unit:0608)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank Gersano | 33 | Head | Machinist | Italy |
| 2 | Carmela Gersano | 33 | Wife | — | Italy |
| 3 | William Gersano | 12 | Daughter | — | Italy |
| 4 | Bessie Gersano | 5 | Daughter | — | New York |
| 5 | Armanda Gersano | 3 | Daughter | — | New York |
| 6 | Michael Gersano | 1 | Son | — | New York |
| 7 | Mrs. Hattie Senser | 79 | Head | — | New Jersey |
| 8 | Frank Senser | 30 | Son | Cutter Off | New Jersey |
| 9 | Mrs. Margaret Kerr | 58 | Head | — | New York |
| 10 | Joseph Kerr | 29 | Son | Machinist | New Jersey |
| 11 | Mary Kerr | 28 | Daughter in law | Reeler | New Jersey |
| 12 | David H. Kerr | 3 | Son | — | New Jersey |
| 13 | Samuel Perkins | 36 | Head | Chauffeur | New Jersey |
| 14 | Carry Perkins | 37 | Wife | — | New Jersey |
| 15 | Russell Perkins | 14 | Son | — | New Jersey |
| 16 | May Perkins | 3 | Daughter | — | New Jersey |
| 17 | Roy Perkins | 1 | Son | — | New Jersey |
| 18 | Sarah Rever | 28 | Sister in law | Janitor | France |
| 19 | John J. Post | 70 | Head | — | New Jersey |
| 20 | John J. Jr. Post | 21 | Son | Coal Dealer | New Jersey |
| 21 | Elwood Post | 20 | Son | — | Pennsylvania |
| 22 | Ethel Post | 8 | Daughter | — | New Jersey |
| 23 | Mary Post THIS PERSON | 6 | Daughter | — | New Jersey |
| 24 | Irvin C. Post | 4 | Son | — | New Jersey |
| 25 | Idella Post | 43 | Wife | Police Officer | New Jersey |
| 26 | Oscar Deprey | 38 | Head | Brakeman | New York |
| 27 | Blanche Deprey | 36 | Wife | — | New Jersey |
| 28 | Helen Deprey | 15 | Niece | Saleslady | New Jersey |
| 29 | Martha Hagney | 57 | Head | — | New Jersey |
| 30 | Walter Hagney | 20 | Son | Operator | New Jersey |
| 31 | Blanche Hagney | 18 | Daughter | Stenographer | New Jersey |
| 32 | William Thompson | 13 | Son | — | New Jersey |
| 33 | Walter Fair | 26 | Head | Cable Splicer | New Jersey |
| 34 | Effie Fair | 22 | Wife | — | New Jersey |
| 35 | Effy Fair | 2 | Daughter | — | New Jersey |
| 36 | Mrs. Clara Hickey | 48 | Head | — | New Jersey |
| 37 | Charles Hickey | 26 | Son | Chauffeur | New Jersey |
| 38 | Mrs. Elizabeth Mills | 21 | Daughter | — | New Jersey |
| 39 | David Spitz | 48 | Head | Collector | Russia |
| 40 | Tilly Spitz | 47 | Wife | — | Russia |
| 41 | Minnie Spitz | 21 | Daughter | Saleslady | Russia |
| 42 | Morris Spitz | 19 | Son | Helper | Russia |
| 43 | Reuben Spitz | 14 | Son | — | Russia |
| 44 | Joseph Spitz | 26 | Brother | Stitcher | Russia |
| 45 | Israel Brakman | 32 | Head | Warper | Russia |
| 46 | Eva Brakman | 27 | Wife | — | Russia |
| 47 | Lottie Brakman | 7 | Daughter | — | New Jersey |
| 48 | Julius Brakman | 5 | Son | — | New Jersey |
| 49 | Samuel Brakman | 3 | Son | — | New Jersey |
| 50 | Samuel Brakman | 25 | Brother | Warper | Russia |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)