JZ
John Zimmerman — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Essex, New Jersey
Our Model Tree links this John Zimmerman across the 1930 and 1940 US Censuses in Essex, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1926), then head of a 12-person household.
Age 4
b. ~1926
Male
Son
Born: New Jersey
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Essex, New Jersey |
| Surname | Zimmerman |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New York |
| Mother's Birthplace | New Jersey |
| Additional Details | |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Newark City |
| 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.
12 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Anna Zimmerman | Daughter | — | ~1930 | |
| Mary Zimmerman | Daughter | — | 1 | ~1929 |
| Helen Zimmerman | Daughter | — | 10 | ~1920 |
| Fred Zimmerman | Head | — | 54 | ~1876 |
| Fred Zimmerman | Son | — | 16 | ~1914 |
| George Zimmerman | Son | — | 13 | ~1917 |
| Robert Zimmerman | Son | — | 3 | ~1927 |
| Richard Zimmerman | Son | — | 1 | ~1929 |
| Edward Zimmerman | Son | — | 8 | ~1922 |
| William Zimmerman | Son | — | 1 | ~1929 |
| John Zimmerman | Son | — | 4 | ~1926 |
| Bertha Zimmerman | Spouse | — | 52 | ~1878 |
Census Appearances
1930
Essex, New …
Son, age 4
Essex, New Jersey · implied b. ~1926 — 12 household members
| Surname | Zimmerman |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | New York |
| Mother's Birthplace | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Son, age 15
Hudson-County, New Jersey · implied b. ~1925 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Zimmermann |
| Given Name | John Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | North Bergen |
| 1935 Residence (County) | Hudson |
| Highest Grade | S 10 |
| 1935 Residence | New Jersey |
| 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 John Zimmerman across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Zimmerman
Son · 1930 · age 4 · b. ~1926 · New Jersey
★ You are viewing this record
Sibling
Robert Zimmerman
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Zimmerman
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Zimmerman
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Zimmerman
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fred Zimmerman
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Zimmerman
Sibling · 1930 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edward Zimmerman
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Anna Zimmerman
Sibling · 1930 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Zimmerman
Sibling · 1930 · age 10
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
1930 US Federal Census — Essex, New Jersey
Open full size
1930 US Federal Census — Essex, New Jersey
Page Contents
50 people indexed on this census page (ia:1930:newjerseycensus00reel1346:0513)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Isidore Krakbeck | 49 | Head | 1912 | Austria |
| 52 | Ivan Kalicer | 16 | Head | — | Austria |
| 53 | Helen Kalicer | 53 | Wife | — | Austria |
| 54 | Frank Kalicer | 35 | Son | Yes | Pennsylvania |
| 55 | Peter Kalicer | 22 | Son | Yes | Pennsylvania |
| 56 | Fred Zimmerman | 54 | Head | Yes | New York |
| 57 | Bertha Zimmerman | 52 | Wife | Yes | New Jersey |
| 58 | Fred Zimmerman | 16 | Son | Yes | New Jersey |
| 59 | George Zimmerman | 13 | Son | Yes | New Jersey |
| 60 | Helen Zimmerman | 10 | Daughter | Yes | New Jersey |
| 61 | Edward Zimmerman | 8 | Son | Yes | New Jersey |
| 62 | John Zimmerman THIS PERSON | 4 | Son | — | New Jersey |
| 63 | Robert Zimmerman | 3 | Son | — | New Jersey |
| 64 | Richard Zimmerman | 1 | Son | — | New Jersey |
| 65 | William Zimmerman | 1 | Son | — | New Jersey |
| 66 | Mary Zimmerman | 1 | Daughter | — | New Jersey |
| 67 | Anna Zimmerman | 0 | Daughter | — | New Jersey |
| 68 | Bernard Provitt | 41 | Head | Yes | New Jersey |
| 69 | Elizabeth Provitt | 41 | Wife | Yes | New Jersey |
| 70 | Mary Provitt | 11 | Daughter | Yes | New Jersey |
| 71 | Elizabeth Provitt | 10 | Daughter | Yes | New Jersey |
| 72 | Bernard Provitt | 11 | Son | Yes | New Jersey |
| 73 | Catherine Provitt | 3 | Daughter | — | New Jersey |
| 74 | Edward Provitt | 1 | Son | — | New Jersey |
| 75 | Michael Provitt | 41 | Head | 1912 | Poland |
| 76 | Mary Provitt | 41 | Wife | 1912 | Poland |
| 77 | Mary Provitt | 18 | Daughter | Yes | New Jersey |
| 78 | Helen Provitt | 12 | Daughter | Yes | New Jersey |
| 79 | Joseph Provitt | 35 | Head | Yes | Pennsylvania |
| 80 | Mildred Provitt | 27 | Wife | Yes | New York |
| 81 | William Provitt | 1 | Son | — | New Jersey |
| 82 | William Provitt | 42 | Head | Yes | New Jersey |
| 83 | Gertrude Provitt | 37 | Wife | Yes | New Jersey |
| 84 | William Provitt | 3 | Son | — | New Jersey |
| 85 | Mildred Provitt | 0 | Daughter | — | New Jersey |
| 86 | Oscar Schmidt | 47 | Head | 1911 | Germany |
| 87 | Dagmar Schmidt | 40 | Wife | 1911 | Denmark |
| 88 | Elsie Schmidt | 13 | Daughter | Yes | New Jersey |
| 89 | Henry Schmidt | 12 | Son | Yes | New Jersey |
| 90 | Marie Delamater | 54 | Head | Yes | New York |
| 91 | Eln. Delamater | 37 | Daughter | Yes | New York |
| 92 | Alma Healy | 34 | Daughter | Yes | New York |
| 93 | Peter Commer | 32 | Head | 1897 | Irish Free State |
| 94 | Elizabeth Commer | 31 | Wife | Yes | New Jersey |
| 95 | George Graham | 32 | Son-in-law | Yes | New Jersey |
| 96 | Theresa Graham | 32 | Daughter | Yes | New Jersey |
| 97 | Patrick Commer | 17 | Son | Yes | New Jersey |
| 98 | David Graham | 50 | Head | 1881 | Irish Free State |
| 99 | Nellie Graham | 40 | Wife | Yes | New Jersey |
| 100 | Robert Graham | 13 | Son | Yes | New Jersey |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)