MS
Martin Smith — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this Martin Smith across the 1920, 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed), with identified parents Martin & Marie — first a son (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Smith |
| Given Name | Martin A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Bayonne |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Occupation | Clerk |
| Class of Worker | PW |
| Income (1939) | 991 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Clerk |
| Township / Ward | Bayonne |
| 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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Martin | Age | Birth yr |
|---|---|---|---|---|
| Robert Smith | Son | — | 13 | ~1927 |
| Martin Smith | Head | — | 61 | ~1879 |
| Marie Smith | Spouse | — | 56 | ~1884 |
| Martin Smith | Son | — | 26 | ~1914 |
Census Appearances
1920
Hudson, New …
Son, age 5
Hudson, New Jersey · implied b. ~1915 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Martin J |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Speaks English | none |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Hudson, New …
Son, age 15
Hudson, New Jersey · implied b. ~1915 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Smith |
| Given Name | Martin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Son, age 26
Hudson-County, New Jersey · implied b. ~1914 — 4 household members
| Surname | Smith |
| Given Name | Martin A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Bayonne |
| 1935 Residence (County) | Hudson |
| Occupation | Clerk |
| Class of Worker | PW |
| Income (1939) | 991 |
| Highest Grade | Hs 4 |
| 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 Martin Smith across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Martin Smith (~0.92 confidence) and mother Marie Smith (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Martin Smith
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Marie Smith
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Martin Smith
Son · 1940 · age 26 · b. ~1914 · New Jersey
★ You are viewing this record
Sibling
Robert Smith
Sibling · 1940 · age 13
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 — Hudson-County, New Jersey
Open full size
1940 US Federal Census — Hudson-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02346-00049)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Max Verazzol | 39 | Head | — | New Jersey |
| 2 | Jean Virginia Verazzol | 7 | Miss | — | New Jersey |
| 3 | Henry Campbell | 63 | Head | Mechanic | Canada English |
| 4 | Catherine Campbell | 51 | Wife | — | Eire |
| 5 | Aileen Campbell | 21 | Daughter | School Clerk | New Jersey |
| 6 | Joseph Campbell | 19 | Son | Nothing | New Jersey |
| 7 | John Campbell | 17 | Son | — | New Jersey |
| 8 | Daniel Ruddy | 53 | Head | Fire Chf Offcl | New Jersey |
| 9 | Olga Ruddy | 34 | Wife | — | New Jersey |
| 10 | Daniel Jr Ruddy | 4 | Son | — | New Jersey |
| 11 | Robert Cohn | 55 | Head | Ship Chandler | New York |
| 12 | Rosalie Cohn | 46 | Wife | — | New York |
| 13 | Morris Ripper | 51 | Head | Merchant | Austria |
| 14 | Anna Ripper | 54 | Wife | — | Russia |
| 15 | Mrs. Ruth Ripper | 25 | Daughter | Teacher | New Jersey |
| 16 | Alfred P. Ripper | 24 | Son | Laborer | New Jersey |
| 17 | Joseph Jr Montgomery | 33 | Head | Dentist | New Jersey |
| 18 | Phyllis Montgomery | 25 | Wife | — | New Jersey |
| 19 | Rita Montgomery | 1 | Son | — | New Jersey |
| 20 | Vito Mastromonaco | 61 | Head | Watchman | Italy |
| 21 | Mary Mastromonaco | 53 | Wife | — | Italy |
| 22 | Dominick Mastromonaco | 27 | Son | Barber | New Jersey |
| 23 | Jennie Mastromonaco | 22 | Daughter | Operator | New Jersey |
| 24 | Rose Mastromonaco | 19 | Daughter | — | New Jersey |
| 25 | Martin B. Smith | 61 | Head | Packing House Foreman | Norway |
| 26 | Marie Smith | 56 | Wife | — | Norway |
| 27 | Martin A. Smith THIS PERSON | 26 | Son | Clerk | New Jersey |
| 28 | Robert M. Smith | 13 | Son | — | New Jersey |
| 29 | Alexander D. Mcdonnell | 60 | Head | Steward | New York |
| 30 | Robert Brannock | 32 | Head | Train Man | Pennsylvania |
| 31 | Mary Brannock | 31 | Wife | — | New Jersey |
| 32 | William Brannock | 8 | Son | — | New Jersey |
| 33 | Richard Brannock | 2 | Son | — | New Jersey |
| 34 | Johanna Brannock | 0 | Daughter | — | New Jersey |
| 35 | Sara Kuhn | 53 | Head | — | Russia |
| 36 | Lillian Kuhn | 11 | Daughter | — | New Jersey |
| 37 | Aaron Kuhn | 32 | Boarder | Laborer | New Jersey |
| 38 | Hans Heitz | 53 | Head | Milk Man | Germany |
| 39 | Ida Heitz | 44 | Wife | — | New Jersey |
| 40 | Fred Heitz | 22 | Son | Mechanical Engineering | New Jersey |
Related Census Records
Pedigree Summary
Martin + 1 sibling
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)