WM
William Marshall — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mercer-County, New Jersey
Our Model Tree links this William Marshall across the 1920, 1930 and 1940 US Censuses in Mercer-County, New Jersey (XGBoost, ~Confirmed), with identified parents Laura & Edgar — first a head (b.~1908), then head of a 3-person household.
Age 32
b. ~1908
Male
Head
Born: New Jersey
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, New Jersey |
| Surname | Marshall |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Trenton City |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Occupation | Sub-Station Operator |
| Industry | Gas and Electric |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1600 |
| Highest Grade | H 2 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Sub-Station Operator |
| Township / Ward | Trenton City |
| Est. Birth Year | ~1908 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Judith Marshall | Daughter | — | 5 | ~1935 |
| William Marshall | Head | — | 32 | ~1908 |
| Edith Marshall | Spouse | — | 30 | ~1910 |
Census Appearances
1920
Mercer, New …
Son, age 11
Mercer, New Jersey · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Marshall |
| Given Name | William T |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| 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
Mercer, New …
Son, age 22
Mercer, New Jersey · implied b. ~1908 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Marshall |
| Given Name | William R. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | operator |
| Industry | Electric Station |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Mercer-County, New …
Head, age 32
Mercer-County, New Jersey · implied b. ~1908 — 3 household members
| Surname | Marshall |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | New Jersey |
| 1935 Residence (City) | Trenton City |
| 1935 Residence (County) | Mercer |
| Occupation | Sub-Station Operator |
| Industry | Gas and Electric |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1600 |
| Highest Grade | H 2 |
| 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 William Marshall across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Laura Marshall (~0.92 confidence) and father Edgar Marshall (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Laura Marshall
b. ~1887
Source mother
● Household
· direct · ~0.92
Father
Edgar Marshall
b. ~1888
Source father
● Household
· direct · ~0.92
This person
Anchor record
William Marshall
Head · 1940 · age 32 · b. ~1908 · New Jersey
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Mercer-County, New Jersey
Open full size
1940 US Federal Census — Mercer-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02356-00632)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Joan Reed | 9 | Daughter | — | New Jersey |
| 42 | Fadsey | Fadgey Reed | 25 | Brother-in-law | Seat Machine | New Jersey |
| 43 | Anthony Pinto | 39 | Head | Clerk | Pennsylvania |
| 44 | Elsie Pinto | 27 | Wife | — | New Jersey |
| 45 | Lois Pinto | 9 | Daughter | — | New Jersey |
| 46 | Eleanor Pinto | 4 | Daughter | — | New Jersey |
| 47 | Patrick A. Durnan | 44 | Head | Bookkeeper | New Jersey |
| 48 | Rose Durnan | 44 | Wife | — | New Jersey |
| 49 | Mary Durnan | 40 | Daughter | School Teacher | New Jersey |
| 50 | Eleanor Durnan | 18 | Daughter | School Teacher | New Jersey |
| 51 | Catherine Durnan | 15 | Daughter | — | New Jersey |
| 52 | Clarence Fogg | 44 | Head | Senior Draftsman | New Jersey |
| 53 | Florence Fogg | 38 | Wife | — | New Jersey |
| 54 | Mary Long | 76 | Mother | — | Pennsylvania |
| 55 | James E. Fogg | 2 | Son | — | New Jersey |
| 56 | Frank Fundel | 31 | Head | Mechanical Engineer | New Jersey |
| 57 | Helen Fundel | 25 | Wife | — | New Jersey |
| 58 | Gretchen Fundel | 2 | Daughter | — | New Jersey |
| 59 | Joseph S. Myers | 57 | Head | Machinist | New Jersey |
| 60 | Louise Myers | 54 | Wife | — | Pennsylvania |
| 61 | Elizabeth Jamison | 40 | Head | — | New Jersey |
| 62 | William Marshall THIS PERSON | 32 | Head | Sub-Station Operator | New Jersey |
| 63 | Edith Marshall | 30 | Wife | — | Pennsylvania |
| 64 | Judith A. Marshall | 5 | Daughter | — | New Jersey |
| 65 | Joseph W. Pascoe | 55 | Head | — | England |
| 66 | Katherine Pascoe | 54 | Wife | — | Germany |
| 67 | Mary Weigel | 52 | Sister-in-law | Clerk | Germany |
| 68 | Paul Speiring | 40 | Boarder | — | Illinois |
| 69 | Frederick M. Aurich | 62 | Head | Salesman | Germany |
| 70 | Katherine Aurich | 52 | Wife | — | New York |
| 71 | Everett Aurich | 21 | Son | Machinist | Massachusetts |
| 72 | Marjorie Aurich | 17 | Daughter | — | New Jersey |
| 73 | Francis Bennett | 37 | Head | Machinist | New Jersey |
| 74 | Alice Bennett | 36 | Wife | — | New Jersey |
| 75 | Raymond Bennett | 5 | Son | — | New Jersey |
| 76 | Joyce Bennett | 3 | Daughter | — | New Jersey |
| 77 | Grace N. Bennett | 2 | Daughter | — | New Jersey |
| 78 | Doris M. Bennett | 1 | Daughter | — | New Jersey |
| 79 | Ida Waibel | 67 | Grandmother | — | S. Carolina |
| 80 | Joakim Napolion | 76 | Head | Salesman | New Jersey |
Pedigree Summary
William
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)