WF
William Fischer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this William Fischer across the 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 9-person household.
Age 14
b. ~1926
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Fischer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | West Orange |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | West Orange |
| Est. Birth Year | ~1926 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Joseph Fischer | Son | — | 1 | ~1939 |
| Florence Fischer | Other | — | 5 | ~1935 |
| Edward Fischer | Head | — | 41 | ~1899 |
| Florence Fischer | Spouse | — | 35 | ~1905 |
| William Fischer | Son | — | 14 | ~1926 |
| Edward Fischer | Son | — | 12 | ~1928 |
| Michael Fischer | Son | — | 3 | ~1937 |
| John Fischer | Son | — | 7 | ~1933 |
| Anne Fischer | Other | — | 9 | ~1931 |
Census Appearances
1930
Essex, New …
Other, age 4
Essex, New Jersey · implied b. ~1926 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Fisher |
| Given Name | William |
| Relationship to Head | Grand Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| 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
Essex-County, New …
Son, age 14
Essex-County, New Jersey · implied b. ~1926 — 9 household members
| Surname | Fischer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | West Orange |
| 1935 Residence (County) | Essex |
| Highest Grade | H 1 |
| 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 Fischer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Fischer
Son · 1940 · age 14 · b. ~1926 · New Jersey
★ You are viewing this record
Sibling
John Fischer
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Fischer
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Michael Fischer
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Fischer
Sibling · 1940 · age 12
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
39 people indexed on this census page (nara:1940:m-t0627-02341-00663)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Francis Kelley | 63 | Head | Clerk | New York |
| 42 | Minnie Kelley | 59 | Wife | — | Penn. |
| 43 | Jeanette Kelley | 19 | Daug. | Clerk | New Jersey |
| 44 | Amelia Thomas | 67 | Head | — | England |
| 45 | Bennett Lippett | 60 | Brother | Carpenter | England |
| 46 | Joseph Del Tufo | 48 | Head | Title Examiner | New Jersey |
| 47 | Margaret Del Tufo | 45 | Wife | — | Pennsylvania |
| 48 | Marie Del Tufo | 17 | Daug. | — | New Jersey |
| 49 | Joseph Del Tufo | 16 | Son | — | New Jersey |
| 50 | Margaret Del Tufo | 13 | Daug. | — | New Jersey |
| 51 | Edward Fischer | 41 | Head | Doctor | New York |
| 52 | Florence Fischer | 35 | Wife | — | New York |
| 53 | William Fischer THIS PERSON | 14 | Son | — | New Jersey |
| 54 | Edward Fischer | 12 | Son | — | New Jersey |
| 55 | Anne Marie Fischer | 9 | Daug. | — | New Jersey |
| 56 | John Fischer | 7 | Son | — | New Jersey |
| 57 | Florence Fischer | 5 | Daug. | — | New Jersey |
| 58 | Michael Fischer | 3 | Son | — | New Jersey |
| 59 | Joseph Fischer | 1 | Son | — | New Jersey |
| 61 | John Lee | 32 | Head | Carpenter | New Jersey |
| 62 | Matilda Lee | 35 | Wife | — | New Jersey |
| 63 | Jackie Lee | 10 | Son | — | New Jersey |
| 64 | Richard Lee | 7 | Son | — | New Jersey |
| 65 | Gustav Werner | 62 | Head | Clerk | New Jersey |
| 66 | Elizabeth Werner | 56 | Wife | — | New Jersey |
| 67 | Arthur Werner | 26 | Son | Clerk | New Jersey |
| 68 | Stanley Werner | 24 | Son | Clerical | New Jersey |
| 69 | George H. Hooper | 61 | Head | Electrical Engineer | New York |
| 70 | Ellen B. Hooper | 61 | Wife | — | Vermont |
| 71 | George Price | 68 | Head | Repairman | New York |
| 72 | Mabel Price | 39 | Daug. | Clerical | New York |
| 73 | Ruth Price | 42 | Daug. in law | — | New Jersey |
| 74 | Nancy Price | 13 | Grandchild | — | Dist. of Col. |
| 75 | Richard Price | 11 | Grandchild | — | Philadelphia, Pa. |
| 76 | George Hanley | 51 | Head | Estimator | New York |
| 77 | Katherine Hanley | 47 | Wife | Clerical | New Jersey |
| 78 | John Hanley | 23 | Son | Punch Press Operator | New Jersey |
| 79 | Ruth Hanley | 21 | Daug. | Stenographer | New Jersey |
| 80 | Donald Hanley | 16 | Son | — | New Jersey |
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)