WM
William Mayer — 1930 US Census Record
Model Tree available1930 United States Federal Census · Essex, New Jersey
Our Model Tree links this William Mayer across the 1910, 1920 and 1930 US Censuses in Essex, New Jersey (XGBoost, ~Confirmed), with identified parents Edward & Josephine — first a head (b.~1906), then head of a 3-person household.
Age 24
b. ~1906
Male
Head
Born: New Jersey
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Essex, New Jersey |
| Surname | Mayer |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 23 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Additional Details | |
| Occupation | Electrician |
| Industry | Floor Concern |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 50.00 |
| Radio Set | R |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Occupation | Electrician |
| Township / Ward | Irvington Town |
| Est. Birth Year | ~1906 |
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 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Mayer | Son | — | ~1930 | |
| Irene Mayer | Spouse | — | 23 | ~1907 |
| William Mayer | Head | — | 24 | ~1906 |
Census Appearances
1910
Essex, New …
Son, age 4
Essex, New Jersey · implied b. ~1906 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mayer |
| Given Name | William J. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| 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 14
Essex, New Jersey · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mayer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| 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
Essex, New …
Head, age 24
Essex, New Jersey · implied b. ~1906 — 3 household members
| Surname | Mayer |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | New Jersey |
| Age at First Marriage | 23 |
| Father's Birthplace | New Jersey |
| Mother's Birthplace | New Jersey |
| Occupation | Electrician |
| Industry | Floor Concern |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 50.00 |
| Radio Set | R |
| 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 Mayer across 3 US Census years (1910, 1920 and 1930) in Essex, New Jersey, using XGBoost record linkage. Identified parents: father Edward Mayer (~0.92 confidence) and mother Josephine Mayer (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Edward Mayer
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Josephine Mayer
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Mayer
Head · 1930 · age 24 · b. ~1906 · New Jersey
★ You are viewing this record
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:newjerseycensus00reel1331:0450)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna B. Miller | 49 | Wife | — | Hungary |
| 2 | Joseph Baking | 42 | Head | Bartender | Pennsylvania |
| 3 | Elsie Baking | 41 | Wife | — | Pennsylvania |
| 4 | Walter Baking | 58 | Boarder | Carpenter | Pennsylvania |
| 5 | Joseph Mizga | 50 | Head | Machinist | Poland |
| 6 | Helen Mizga | 43 | Wife | — | Poland |
| 7 | Edward Mizga | 23 | Son | Civil Engineer | New Jersey |
| 8 | Irene Mizga | 18 | Daughter | — | New Jersey |
| 9 | Raymond Mizga | 15 | Son | — | New Jersey |
| 10 | John Mroz | 46 | Head | Painter | Poland |
| 11 | Bertha Mroz | 32 | Wife | — | Poland |
| 12 | Alfred Mroz | 11 | Son | — | New Jersey |
| 13 | Ignace Kozlowski | 37 | Head | Chauffeur | Poland |
| 14 | Helen Kozlowski | 29 | Wife | — | Poland |
| 15 | Jacob Kettstein | 48 | Head | Locksmith | Germany |
| 16 | Lida Kettstein | 42 | Wife | — | Germany |
| 17 | Gert Kettstein | 13 | Son | — | Germany |
| 18 | Leo Rosmarin | 26 | Head | Manager | New York |
| 19 | Bertha Rosmarin | 25 | Wife | — | New Jersey |
| 20 | Phyllis Rosmarin | 1 | Daughter | — | New Jersey |
| 21 | Andrew Metzler | 37 | Head | Salesman | New Jersey |
| 22 | Agatha Metzler | 38 | Wife | — | New Jersey |
| 23 | Sol Jock | 25 | Head | Operator | New York |
| 24 | Jean Jock | 21 | Wife | — | New York |
| 25 | Nathan Rich | 32 | Head | Tinsmith | New York |
| 26 | Rose Rich | 30 | Wife | — | Austria |
| 27 | Sylvia Rich | 5 | Daughter | — | New Jersey |
| 28 | Herbert Rich | 2 | Son | — | New Jersey |
| 29 | John F. Lee | 31 | Head | Salesman | New Jersey |
| 30 | Mary E. Lee | 22 | Wife | — | New Jersey |
| 31 | Elizabeth Lee | 1 | Daughter | — | New Jersey |
| 32 | John Lee | 0 | Son | — | New Jersey |
| 33 | Ray Finney | 33 | Head | Engineer | New York |
| 34 | Josephine Finney | 31 | Wife | — | New York |
| 35 | Dorothy A. Finney | 3 | Daughter | — | New York |
| 36 | Agnes A. Finney | 1 | Daughter | — | New York |
| 37 | Ruth S. Ernest | 37 | Head | Maid | Pennsylvania |
| 38 | Lillian Ernest | 14 | Daughter | — | Pennsylvania |
| 39 | Richard Ernest | 10 | Son | — | Pennsylvania |
| 40 | William Mayer THIS PERSON | 24 | Head | Electrician | New Jersey |
| 41 | Irene Mayer | 23 | Wife | — | Newfoundland |
| 42 | William J. Mayer | 0 | Son | — | New Jersey |
| 43 | William Larkin | 37 | Head | Engineer | New York |
| 44 | May M. Larkin | 33 | Wife | — | New Jersey |
| 45 | Albert Larkin | 11 | Son | — | New York |
| 46 | Walter Vionick | 51 | Head | Carpenter | Poland |
| 47 | Mary Vionick | 42 | Wife | — | Poland |
| 48 | Stanley Vionick | 21 | Son | Chauffeur | New Jersey |
| 49 | Helen Vionick | 16 | Daughter | — | New Jersey |
| 50 | Jessie Vionick | 12 | Daughter | — | 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 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)