RM
Richard Mason — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hudson-County, New Jersey
Our Model Tree links this Richard Mason across the 1930 and 1940 US Censuses in Hudson-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 6-person household.
Age 13
b. ~1927
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hudson-County, New Jersey |
| Surname | Mason |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Kearny |
| 1935 Residence (County) | Hudson |
| Additional Details | |
| Highest Grade | S 7 |
| 1935 Residence | Same place |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Kearny |
| Est. Birth Year | ~1927 |
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 Richard | Age | Birth yr |
|---|---|---|---|---|
| Raymond Mason | Head | — | 51 | ~1889 |
| Alpina Mason | Daughter | — | 25 | ~1915 |
| Gwendolyn Mason | Daughter | — | 24 | ~1916 |
| Richard Mason | Son | — | 13 | ~1927 |
| Gloria Mason | Daughter | — | 19 | ~1921 |
| Lucy Mason | Spouse | — | 49 | ~1891 |
Census Appearances
1930
Hudson, New …
Son, age 2
Hudson, New Jersey · implied b. ~1928 — 9 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 |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Hudson-County, New …
Son, age 13
Hudson-County, New Jersey · implied b. ~1927 — 6 household members
| Surname | Mason |
| Given Name | Richard |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Kearny |
| 1935 Residence (County) | Hudson |
| Highest Grade | S 7 |
| 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 13 · b. ~1927 · New Jersey
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Sibling
Alpina Mason
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gloria Mason
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gwendolyn Mason
Sibling · 1940 · age 24
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 — Hudson-County, New Jersey
Open full size
1940 US Federal Census — Hudson-County, New Jersey
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02350-00691)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anne Hortz | 34 | Sister | Stenographer | Pennsylvania |
| 42 | Rogers Lentz | 9 | Nephew | — | Pennsylvania |
| 43 | Anne E. Bartlett | 49 | Head | — | New York |
| 44 | Benjamin Bartlett | 18 | Son | — | New York |
| 45 | Edward Kavanagh | 54 | Head | Manager | New York |
| 46 | Olga B. Kavanagh | 54 | Wife | — | New York |
| 47 | Janet Ab Kavanagh | 20 | Daughter | — | New York |
| 48 | Thompson Baird | 71 | Head | Physician | Washington |
| 49 | Harriet Baird | 53 | Wife | — | Pennsylvania |
| 50 | Celia Soper | 21 | Maid | Maid | Pennsylvania |
| 51 | Morris Luman | 64 | Head | Appraiser | Russia |
| 52 | Netta Luman | 55 | Wife | — | England |
| 53 | Arnold Luman | 25 | Son | Clerk | New York |
| 54 | Lena Luman | 52 | Sister | Housekeeper | Russia |
| 55 | Rudolph Dussman | 38 | Head | Driver | New York |
| 56 | Irene Dussman | 37 | Wife | — | New Jersey |
| 57 | Arlene Dussman | 11 | Daughter | — | New Jersey |
| 58 | Burton Dussman | 4 | Son | — | New Jersey |
| 59 | Bernard O'Connor | 50 | Head | Surgeon | New Jersey |
| 60 | Josephine O'Connor | 46 | Wife | — | New York |
| 61 | Helen Ab O'Connor | 19 | Daughter | — | New Jersey |
| 62 | Bernard Ab O'Connor | 18 | Son | — | New Jersey |
| 63 | Rose Marie Ab O'Connor | 18 | Daughter | — | New Jersey |
| 64 | John J. Murphy | 50 | Head | Lawyer | New Jersey |
| 65 | Mary F. Murphy | 41 | Wife | — | New Jersey |
| 66 | Jane Marie Murphy | 14 | Daughter | — | New Jersey |
| 67 | Henry Roan | 64 | Head | Investigator | New Jersey |
| 68 | Elizabeth Roan | 52 | Wife | — | New Jersey |
| 69 | Raymond Mason | 51 | Head | — | New Jersey |
| 70 | Lucy B. Mason | 49 | Wife | — | Canada English |
| 71 | Alpina Mason | 25 | Daughter | Teacher | New Jersey |
| 72 | Gwendolyn Mason | 24 | Daughter | Nurse | New Jersey |
| 73 | Gloria Mason | 19 | Daughter | Saleswoman | New Jersey |
| 74 | Richard Mason THIS PERSON | 13 | Son | — | New Jersey |
| 75 | George Nickel | 48 | Head | Appraiser | New Jersey |
| 76 | Anne Nickel | 43 | Wife | — | New Jersey |
| 77 | Lorraine Nickel | 21 | Daughter | Clerk | New Jersey |
| 78 | Clare Nickel | 18 | Daughter | — | New Jersey |
| 79 | Joseph Flader | 71 | Head | Molder | Austria |
| 80 | Amelia Flader | 72 | Wife | — | Austria |
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)