CM
Charles Mayer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Morris-County, New Jersey
Our Model Tree links this Charles Mayer across the 1930 and 1940 US Censuses in Morris-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 6-person household.
Age 16
b. ~1924
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Morris-County, New Jersey |
| Surname | Mayer |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Morris Plains |
| 1935 Residence (County) | Morris |
| Additional Details | |
| Highest Grade | H 3 |
| 1935 Residence | New Jersey |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Morris Township |
| Est. Birth Year | ~1924 |
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 Charles | Age | Birth yr |
|---|---|---|---|---|
| Charles Mayer | Son | — | 16 | ~1924 |
| Mary Mayer | Spouse | — | 36 | ~1904 |
| Alexander Mayer | Son | — | 17 | ~1923 |
| Alexander Mayer | Head | — | 39 | ~1901 |
| Roland Mayer | Son | — | 1 | ~1939 |
| Mary Mayer | Daughter | — | 13 | ~1927 |
Census Appearances
1930
Union, New …
Son, age 6
Union, New Jersey · implied b. ~1924 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mayer |
| Given Name | Charles |
| 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 |
| Occupation | none |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Morris-County, New …
Son, age 16
Morris-County, New Jersey · implied b. ~1924 — 6 household members
| Surname | Mayer |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Morris Plains |
| 1935 Residence (County) | Morris |
| Highest Grade | H 3 |
| 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 Charles Mayer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Mayer
Son · 1940 · age 16 · b. ~1924 · New Jersey
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Sibling
Alexander Mayer
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Mayer
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roland Mayer
Sibling · 1940 · age 1
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 — Morris-County, New Jersey
Open full size
1940 US Federal Census — Morris-County, New Jersey
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-02372-00162)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Philip Beam | 46 | Head | Lineman | New Jersey |
| 42 | Marion Beam | 44 | Wife | — | New Jersey |
| 43 | Kenneth Ward | 17 | Son | — | New Jersey |
| 44 | David Beam | 7 | Son | — | New Jersey |
| 45 | Gordon Beam | 3 | Son | — | New Jersey |
| 46 | George Baldwin | 32 | Head | Lineman | New Jersey |
| 47 | Helen P. Baldwin | 31 | Wife | — | New Jersey |
| 48 | Peggy Jane Baldwin | 8 | Daughter | — | New Jersey |
| 49 | Robert G. Baldwin | 5 | Son | — | New Jersey |
| 51 | Alexander Mayer | 39 | Head | Salesman | New York |
| 52 | Mary P. Mayer | 36 | Wife | — | New Jersey |
| 53 | Alexander, Jr. Mayer | 17 | Son | — | New Jersey |
| 54 | Charles Mayer THIS PERSON | 16 | Son | — | New Jersey |
| 55 | Mary H. Mayer | 13 | Daughter | — | New Jersey |
| 56 | Roland Mayer | 1 | Son | — | New Jersey |
| 57 | Matilda Cornish | 58 | Head | — | New Jersey |
| 58 | Allen Cornish | 37 | Son | — | New Jersey |
| 59 | Betty Cornish | 18 | Daughter | Operator | New Jersey |
| 60 | Allen, Jr. Cornish | 17 | Grandson | Caddy | New Jersey |
| 61 | Carl Conrad | 27 | Head | Salesman | Pennsylvania |
| 62 | Naomi P. Conrad | 35 | Wife | — | Pennsylvania |
| 63 | Patricia Conrad | 3 | Daughter | — | Pennsylvania |
| 64 | William News | 50 | Head | Laborer | Eire |
| 65 | Nellie News | 42 | Wife | — | Eire |
| 66 | Jeremiah News | 22 | Son | Equipment Clerk | New Jersey |
| 67 | Ann News | 20 | Daughter | — | New York |
| 68 | Edward News | 17 | Son | — | New York |
| 70 | Frank Doran | 47 | Head | Caterer | New Jersey |
| 71 | Mary P. Doran | 44 | Wife | — | New Jersey |
| 72 | Francis Doran | 22 | Son | Clerk | New Jersey |
| 73 | Robert Doran | 20 | Son | Guide | New Jersey |
| 74 | Dorothy Doran | 17 | Daughter | — | New Jersey |
| 75 | Richard Doran | 11 | Son | — | New Jersey |
| 76 | T. Louis Panteloni | 44 | Head | Bar Man | France |
| 77 | Sonia Panteloni | 43 | Wife | Maid | Algeria |
| 78 | Harold M. Walton | 33 | Head | Supervisor | New Jersey |
| 79 | Pauline Walton | 25 | Wife | — | New Jersey |
| 80 | Geraldine Walton | 4 | Daughter | — | 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)