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William Hopkins — 1940 US Census Record
Model Tree available1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this William Hopkins across the 1910, 1920, 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a son (b.~1903), then head of a 3-person household.
Age 37
b. ~1903
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Hopkins |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Newark City |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Occupation | Winder |
| Industry | Electric Shop |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2101 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Winder |
| Township / Ward | Newark City |
| Est. Birth Year | ~1903 |
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 |
|---|---|---|---|---|
| Wilhelmina Hopkins | Daughter | — | 31 | ~1909 |
| Minnie Hopkins | Head | — | 71 | ~1869 |
| William Hopkins | Son | — | 37 | ~1903 |
Census Appearances
1910
Essex, New …
Son, age 6
Essex, New Jersey · implied b. ~1904 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hopkins |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| 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 |
1920
Essex, New …
Son, age 17
Essex, New Jersey · implied b. ~1903 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hopkins |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Electrician |
| Industry | Factory |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1930
Essex, New …
Son, age 27
Essex, New Jersey · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hopkins |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Mechanic |
| Industry | Automobile |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Essex-County, New …
Son, age 37
Essex-County, New Jersey · implied b. ~1903 — 3 household members
| Surname | Hopkins |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Newark City |
| 1935 Residence (County) | Essex |
| Occupation | Winder |
| Industry | Electric Shop |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2101 |
| Highest Grade | No 8 |
| 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 Hopkins across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Hopkins (~0.92 confidence) and father Charles Hopkins (~0.92 confidence) and mother Minnie Hopkins (~0.92 confidence) and mother Philomena Hopkins (~0.92 confidence) and mother Minnie Hopkins (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Hopkins
b. ~1861
Source father
● Household
· direct · ~0.92
Father
Charles Hopkins
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Minnie Hopkins
b. ~1869
Source mother
● Household
· direct · ~0.92
Mother
Philomena Hopkins
b. ~1869
Source mother
● Household
· direct · ~0.92
Mother
Minnie Hopkins
b. ~1877
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Hopkins
Son · 1940 · age 37 · b. ~1903 · New Jersey
★ You are viewing this record
Sibling
Wilhelmina Hopkins
Sibling · 1940 · age 31
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 — Essex-County, New Jersey
Open full size
1940 US Federal Census — Essex-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02424-00439)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Fanny Diamond | 48 | Wife | — | New York |
| 42 | Harold Diamond | 22 | Son | — | New York |
| 43 | Beatrice Diamond | 21 | Daughter | Clerk | New York |
| 44 | Jacob Wein | 48 | Head | — | Russia |
| 45 | Rose Wein | 46 | Wife | — | Russia |
| 46 | Mildred Wein | 8 | Daughter | — | New Jersey |
| 47 | Joseph Kessler | 53 | Head | — | Germany |
| 48 | Bertha Kessler | 39 | Wife | — | Germany |
| 49 | Joseph Jr Kessler | 16 | Son | Tool Maker | New Jersey |
| 50 | Edward Kessler | 13 | Son | — | New Jersey |
| 51 | Robert Kessler | 2 | Son | — | New Jersey |
| 52 | Leopold Boccoli | 43 | Brother | Clerk | Germany |
| 53 | William Mitchell | 47 | Head | Doorman | New Jersey |
| 54 | Beatrice Mitchell | 47 | Wife | — | New Jersey |
| 55 | Gladys Mitchell | 27 | Daughter | — | New Jersey |
| 56 | Alex Klemencics | 63 | Head | Drop Hammer | Hungary |
| 57 | Barbara Klemencics | 47 | Wife | — | Hungary |
| 58 | Barbara M Klemencics | 20 | Daughter | Stenographer | New Jersey |
| 59 | Anna Klemencics | 28 | Daughter | — | New Jersey |
| 60 | Alex J Klemencics | 23 | Son | Clerk | New Jersey |
| 61 | Helen Klemencics | 20 | Daughter | Typist | New Jersey |
| 62 | Steve Klemencics | 35 | Son | — | New Jersey |
| 63 | Frieda Auer | 55 | Head | — | Germany |
| 64 | Fred Heck | 44 | Lodger | Clerk | Germany |
| 65 | John Leven | 23 | Lodger | Tool Maker | England |
| 66 | Albert Haeffler | 62 | Lodger | Bartender | Germany |
| 67 | William Hilton | 44 | Lodger | Tool Maker | New Jersey |
| 68 | William Dalley | 27 | Lodger | Barber | New Jersey |
| 69 | Nick Ricciardi | 31 | Lodger | Handyman | Italy |
| 70 | Hans Boehm | 50 | Lodger | Jeweler | Germany |
| 71 | Charles Mcneil | 32 | Lodger | Helper | New Jersey |
| 72 | Fred Streit | 31 | Lodger | Labor | New Jersey |
| 73 | Louis Fisher | 50 | Lodger | Porter | Hungary |
| 74 | Andrew Dam | 65 | Lodger | Tool Maker | New Jersey |
| 75 | Minnie Hopkins | 71 | Head | — | New Jersey |
| 76 | William Hopkins THIS PERSON | 37 | Son | Winder | New Jersey |
| 77 | Wilhelmina Hopkins | 31 | Daughter | Measuring Tape | New Jersey |
| 78 | Adolph Hausser | 37 | Head | Chauffeur | New Jersey |
| 79 | Marie Hausser | 31 | Wife | — | New Jersey |
| 80 | Robert Hausser | 3 | Son | — | New Jersey |
Pedigree Summary
William + 1 sibling
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)