WS
William Schmidt — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mercer-County, New Jersey
Our Model Tree links this William Schmidt across the 1920, 1930 and 1940 US Censuses in Mercer-County, New Jersey (XGBoost, ~Confirmed), with identified parents William & William — first a son (b.~1920), then head of a 6-person household.
Age 20
b. ~1920
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, New Jersey |
| Surname | Schmidt |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Trenton City |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Occupation | Rubber Mill |
| Industry | PW |
| Class of Worker | 215 |
| Highest Grade | Hs 4 |
| 1935 Residence | 40 |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Rubber Mill |
| Township / Ward | Trenton City |
| Est. Birth Year | ~1920 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Helen Schmidt | Daughter | — | 14 | ~1926 |
| William Schmidt | Head | — | 49 | ~1891 |
| David Schmidt | Son | — | 24 | ~1916 |
| James Schmidt | Son | — | 18 | ~1922 |
| William Schmidt | Son | — | 20 | ~1920 |
| Mary Schmidt | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Mercer, New …
Son, age
Mercer, New Jersey · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Mercer, New …
Son, age 10
Mercer, New Jersey · implied b. ~1920 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| 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 |
1940
Mercer-County, New …
Son, age 20
Mercer-County, New Jersey · implied b. ~1920 — 6 household members
| Surname | Schmidt |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Trenton City |
| 1935 Residence (County) | Mercer |
| Occupation | Rubber Mill |
| Industry | PW |
| Class of Worker | 215 |
| Highest Grade | Hs 4 |
| 1935 Residence | 40 |
| 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 Schmidt across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Schmidt (~0.92 confidence) and father William Schmidt (~0.92 confidence) and father William Schmidt (~0.92 confidence) and mother Mary Schmidt (~0.92 confidence) and mother Mary Schmidt (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Schmidt
b. ~1891
Source father
● Household
· direct · ~0.92
Father
William Schmidt
b. ~1891
Source father
● Household
· direct · ~0.92
Father
William Schmidt
b. ~1891
Source father
● Household
· direct · ~0.92
Mother
Mary Schmidt
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Mary Schmidt
b. ~1896
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Schmidt
Son · 1940 · age 20 · b. ~1920 · New Jersey
★ You are viewing this record
Sibling
Helen Schmidt
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
David Schmidt
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Schmidt
Sibling · 1940 · age 18
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 — 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-t0627-02356-00427)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eva B Newell | 48 | Head | — | New Jersey |
| 2 | Ralph Jr Newell | 19 | Son | Plumbing Heating Supply | New Jersey |
| 3 | Charles Fass | 73 | Father | Spring Factory | Connecticut |
| 4 | William Schmidt | 49 | Head | Hard Rubber Co | New Jersey |
| 5 | Mary Schmidt | 44 | Wife | — | New Jersey |
| 6 | David Schmidt | 24 | Son | Automobile Manufacturer | New Jersey |
| 7 | William Schmidt THIS PERSON | 20 | Son | Rubber Mill | New Jersey |
| 8 | James Schmidt | 18 | Son | — | New Jersey |
| 9 | Helen Schmidt | 14 | Daughter | — | New Jersey |
| 10 | George Mounts | 58 | Head | Rubber Mill | New Jersey |
| 11 | Vera C Mounts | 56 | Wife | — | New York |
| 12 | John Gibbs | 35 | Head | Steel Mill | Pennsylvania |
| 13 | Ida Gibbs | 30 | Wife | Wire Company | Maryland |
| 14 | Dorothy Gibbs | 12 | Daughter | — | New Jersey |
| 15 | Robert Gibbs | 6 | Son | — | New Jersey |
| 16 | Francis O'Loughlin | 24 | Head | Building Construction | New Jersey |
| 17 | Jean O'Loughlin | 26 | Wife | Laundry Works | Pennsylvania |
| 18 | Dallas Aburt | 36 | Head | Plumbing Supply | New Jersey |
| 19 | Mary Aburt | 31 | Wife | Restaurant | New Jersey |
| 20 | Dallas Jr Aburt | 9 | Son | — | New Jersey |
| 21 | Leon Baron | 42 | Head | Building Repair | New Jersey |
| 22 | Gladys Baron | 38 | Wife | — | New Jersey |
| 23 | Ada Fay Baron | 16 | Daughter | — | New Jersey |
| 24 | George Colton | 48 | Head | Hamilton Twp | New Jersey |
| 25 | Catherine Colton | 45 | Wife | — | New Jersey |
| 26 | Dallas Colton | 20 | Son | Pottery | New Jersey |
| 27 | Thomas Colton | 11 | Son | — | New Jersey |
| 28 | Thomas Schmidt | 44 | Brother in law | — | New Jersey |
| 29 | Arlo Hatton | 51 | Head | Tax Office County-Mercer | Pennsylvania |
| 30 | Millie Hatton | 51 | Wife | — | New Jersey |
| 31 | Doris Hatton | 21 | Daughter | — | New Jersey |
| 32 | Wilfred Reissier | 37 | Head | State House Pottery | New Jersey |
| 33 | Julia Reissier | 37 | Wife | — | New Jersey |
| 34 | Helen Reissier | 16 | Daughter | — | New Jersey |
| 35 | Wilfred Jr Reissier | 13 | Son | — | New Jersey |
| 36 | Virginia Reissier | 8 | Daughter | — | New Jersey |
| 37 | Wilmer Snyder | 55 | Head | Steam-Turbine Company | New Jersey |
| 38 | Frances Snyder | 55 | Wife | — | New Jersey |
| 39 | Charles Snyder | 21 | Son | Rubber Mill | New Jersey |
| 40 | Richard Snyder | 19 | Son | Automobile Rebuilt-Motor | New Jersey |
Pedigree Summary
William + 3 siblings
Gen 1 · 5 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)