RM
Richard Mason — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Essex-County, New Jersey
Our Model Tree links this Richard Mason across the 1930 and 1940 US Censuses in Essex-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 7-person household.
Age 12
b. ~1928
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Essex-County, New Jersey |
| Surname | Mason |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Livingston Northfield Village |
| 1935 Residence (County) | Essex |
| Additional Details | |
| Highest Grade | 3 |
| 1935 Residence | Same Place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Livingston Northfield Village |
| Est. Birth Year | ~1928 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Richard | Age | Birth yr |
|---|---|---|---|---|
| John Mason | Head | — | 54 | ~1886 |
| Richard Mason | Son | — | 12 | ~1928 |
| Agnes Mason | Spouse | — | 53 | ~1887 |
| Cecelia Mason | Daughter | — | 14 | ~1926 |
| William Mason | Son | — | 16 | ~1924 |
| James Mason | Son | — | 21 | ~1919 |
| Joseph Mason | Son | — | 18 | ~1922 |
Census Appearances
1930
Essex, New …
Son, age 2
Essex, New Jersey · implied b. ~1928 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| 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 |
1940
Essex-County, New …
Son, age 12
Essex-County, New Jersey · implied b. ~1928 — 7 household members
| Surname | Mason |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Livingston Northfield Village |
| 1935 Residence (County) | Essex |
| Highest Grade | 3 |
| 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 Richard Mason across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Richard Mason
Son · 1940 · age 12 · b. ~1928 · New Jersey
★ You are viewing this record
Sibling
William Mason
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cecelia Mason
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Mason
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mason
Sibling · 1940 · age 21
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-t0627-02335-00664)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Graham Van Slyke | 15 | Son | — | New Jersey |
| 42 | John P Mason | 54 | Head | Sergeant | New Jersey |
| 43 | Agnes E Mason | 53 | Wife | — | New Jersey |
| 44 | James Mason | 21 | Son | Machinist | New Jersey |
| 45 | Joseph Mason | 18 | Son | — | New Jersey |
| 46 | Cecelia Mason | 14 | Daughter | — | New Jersey |
| 47 | William Mason | 16 | Son | — | New Jersey |
| 48 | Richard Mason THIS PERSON | 12 | Son | — | New Jersey |
| 49 | William H Raab | 47 | Head | Machinist | New Jersey |
| 50 | Esther Raab | 45 | Wife | — | New Jersey |
| 51 | Betty M Raab | 15 | Daughter | — | New Jersey |
| 52 | Elizabeth D Daniels | 62 | Head | Retired | New York |
| 53 | Essie Bremore | 61 | Partner | Retired | New York |
| 54 | John Sullivan | 35 | Head | Engineer | Mass. |
| 55 | Anne Sullivan | 29 | Wife | — | New York |
| 56 | Richard Sullivan | 1 | Son | — | New Jersey |
| 57 | George Wingate | 54 | Head | Engineer | Poland |
| 58 | Florence Wingate | 54 | Wife | — | England |
| 59 | Frank Wingate | 25 | Son | — | Penn |
| 60 | Jess Wingate | 22 | Son | Engineer | Penn |
| 61 | Elena Wingate | 20 | Daughter | Beautician | Penn |
| 62 | Frederick Wingate | 18 | Son | — | Penn |
| 63 | Harry Wingate | 16 | Son | — | Ohio |
| 64 | Walter Wingate | 13 | Son | — | Ohio |
| 65 | Amy Wingate | 10 | Daughter | — | Ohio |
| 66 | Edward Van Ness | 46 | Head | Salesman | New Jersey |
| 67 | Mildred Van Ness | 43 | Wife | — | New Jersey |
| 68 | Ruth Van Ness | 11 | Daughter | — | New Jersey |
| 69 | Evelyn Rumsey | 45 | Sister | School Teacher | New Jersey |
| 70 | August Lutz | 55 | Head | Jail Guard | New Jersey |
| 71 | Dorothy Lutz | 30 | Wife | Telephone Op. | New Jersey |
| 72 | Albert E Coryell | 39 | Head | Construction | New Jersey |
| 73 | Mary B Coryell | 34 | Wife | Secretary | New Jersey |
| 74 | Richard Enslinger | 44 | Head | Tool & Die Maker | New Jersey |
| 75 | Louise Enslinger | 31 | Wife | — | New Jersey |
| 76 | Frank Gluck | 40 | Head | Clerk | New Jersey |
| 77 | Eleanor Gluck | 31 | Wife | — | New Jersey |
| 78 | John Clock | 37 | Head | Jobber | New Jersey |
| 79 | Grace Clock | 34 | Wife | — | New Jersey |
| 80 | William Blechschmidt | 45 | Head | Sign Painter | 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)