WM
William Marshall — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this William Marshall across the 1920, 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed), with identified parents Minnie & Mary — first a son (b.~1915), then head of a 4-person household.
Age 25
b. ~1915
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Marshall |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Union City |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Occupation | Helper |
| Industry | Shipyards |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 650 |
| Highest Grade | No 7 |
| 1935 Residence | Same Place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Helper |
| Township / Ward | Union City |
| Est. Birth Year | ~1915 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Vivian Marshall | Daughter | — | 32 | ~1908 |
| Mary Marshall | Head | — | 52 | ~1888 |
| William Marshall | Son | — | 25 | ~1915 |
| Frank Marshall | Son | — | 17 | ~1923 |
Census Appearances
1920
Hudson, New …
Son, age 5
Hudson, New Jersey · implied b. ~1915 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Marshall |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New York |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| 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 | Marshall |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New York |
| Occupation | Office Boy |
| Industry | Shipyards |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | No |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Son, age 25
Hudson-County, New Jersey · implied b. ~1915 — 4 household members
| Surname | Marshall |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Union City |
| 1935 Residence (County) | Hudson |
| Occupation | Helper |
| Industry | Shipyards |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 650 |
| Highest Grade | No 7 |
| 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 William Marshall across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Minnie Marshall (~0.92 confidence) and mother Mary Marshall (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Minnie Marshall
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Mary Marshall
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Marshall
Son · 1940 · age 25 · b. ~1915 · New Jersey
★ You are viewing this record
Sibling
Frank Marshall
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vivian Marshall
Sibling · 1940 · age 32
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
38 people indexed on this census page (nara:1940:m-t0627-02353-00680)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Kunz | 52 | Head | Furniture | New Jersey |
| 42 | Anna Kunz | 53 | Wife | — | Pennsylvania |
| 43 | Albert Heck | 52 | Head | Night Watchman | New Jersey |
| 44 | Edith Heck | 52 | Wife | — | New Jersey |
| 45 | Hiram Heck | 16 | Son | — | New Jersey |
| 46 | Charles Holmgren | 51 | Head | Wood Finisher | Finland |
| 47 | Charles Jr. Holmgren | 22 | Son | Truck Driver | New Jersey |
| 48 | John Holmgren | 18 | Son | — | New Jersey |
| 49 | William Keeler | 53 | Head | Elevator Operator | New Jersey |
| 50 | Ida Keeler | 80 | Mother | — | New York |
| 51 | Charles O'Brien | 35 | Head | Maintenance Man | New Jersey |
| 52 | Pauline O'Brien | 25 | Wife | — | Sweden |
| 53 | Eileen O'Brien | 7 | Daughter | — | New Jersey |
| 54 | Gloria O'Brien | 6 | Daughter | — | New Jersey |
| 55 | Iver Benson | 64 | Head | — | Sweden |
| 56 | Alfred Benson | 26 | Son | Truck Driver | New York |
| 57 | Esther Benson | 24 | Daughter | Inspector Cigarette | New Jersey |
| 58 | Edward Benson | 18 | Son | — | New Jersey |
| 59 | Alfred Abetz | 63 | Head | Painter | Germany |
| 60 | Frieda Abetz | 52 | Wife | — | Germany |
| 61 | Harry Abetz | 17 | Son | — | Germany |
| 62 | Hugh Chester | 46 | Head | Machinist | England |
| 63 | Elsie Chester | 30 | Wife | Packer | New Jersey |
| 64 | Erich Kunder | 36 | Head | Machinist | Germany |
| 65 | Doris Kunder | 31 | Wife | Operator | Canada |
| 66 | Mary Marshall | 52 | Head | — | New York |
| 67 | Vivian Marshall | 32 | Daughter | Operator | New Jersey |
| 68 | William Marshall THIS PERSON | 25 | Son | Helper | New Jersey |
| 69 | Frank Marshall | 17 | Son | Apprentice | New Jersey |
| 70 | Concetta Spinelli | 52 | Head | — | Italy |
| 71 | Margaret Spinelli | 24 | Daughter | Milliner | Pennsylvania |
| 72 | Elvira Spinelli | 22 | Daughter | Corset Operator | Pennsylvania |
| 73 | John Spinelli | 21 | Son | Helper | Pennsylvania |
| 74 | Silvia Spinelli | 19 | Daughter | Spanner | Pennsylvania |
| 75 | Clara Spinelli | 17 | Daughter | — | New Jersey |
| 76 | Otto Schmidt | 40 | Head | Machinist | Germany |
| 77 | Paula Schmidt | 40 | Wife | — | Germany |
| 78 | Hilda Schmidt | 18 | Daughter | Assorter | Germany |
Pedigree Summary
William + 2 siblings
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)