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Helen Mason — 1940 US Census Record
Model Tree available1940 United States Federal Census · Kings-County, New York
Our Model Tree links this Helen Mason across the 1920, 1930 and 1940 US Censuses in Kings-County, New York (XGBoost, ~Confirmed), with identified parents Henry & John — first a daughter (b.~1911), then head of a 6-person household.
Age 29
b. ~1911
Female
Daughter
Born: New York
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Kings-County, New York |
| Surname | Mason |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 10 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
| Township / Ward | New York City |
| Est. Birth Year | ~1911 |
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 Helen | Age | Birth yr |
|---|---|---|---|---|
| Rose Basilic | Daughter | — | 27 | ~1913 |
| Jerome Basilic | Other | — | 28 | ~1912 |
| Mary Mason | Head | — | 48 | ~1892 |
| Alfred Mason | Other | — | 4 | ~1936 |
| Helen Mason | Daughter | — | 29 | ~1911 |
| Alfred Mason | Other | — | 37 | ~1903 |
Census Appearances
1920
Kings, New …
Daughter, age 10
Kings, New York · implied b. ~1910 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | Finland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1930
Kings, New …
Daughter, age 20
Kings, New York · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | New York |
| Father's Birthplace | New York |
| Mother's Birthplace | New York |
| Occupation | Operator |
| Industry | Teleph. Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
1940
Kings-County, New …
Daughter, age 29
Kings-County, New York · implied b. ~1911 — 6 household members
| Surname | Mason |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Single |
| Birthplace | New York |
| 1935 Residence (City) | New York City |
| 1935 Residence (County) | Kings |
| Income (1939) | 0 |
| Highest Grade | No 10 |
| 1935 Residence | Same place |
| Birth State | New York |
| Birth Country | United States |
| Birthplace (normalized) | new york |
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 Helen Mason across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Henry Wiegand (~0.92 confidence) and father John Mason (~0.92 confidence) and mother Ida Mason (~0.92 confidence) and mother Mary Mason (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Henry Wiegand
b. ~1863
Source father
● Household
· direct · ~0.92
Father
John Mason
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Ida Mason
b. ~1887
Source mother
● Household
· direct · ~0.92
Mother
Mary Mason
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Mason
Daughter · 1940 · age 29 · b. ~1911 · New York
★ You are viewing this record
Sibling
Rose Basilic
Sibling · 1940 · age 27
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 — Kings-County, New York
Open full size
1940 US Federal Census — Kings-County, New York
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02553-00109)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Walter Walsh | 41 | Head | Window Cleaner | New York |
| 42 | Catherine Walsh | 34 | Wife | — | New York |
| 43 | Miriam Walsh | 11 | Daughter | — | New York |
| 44 | Richard Walsh | 8 | Son | — | New York |
| 45 | Oscar Wesenberg | 40 | Head | Mechanic | New York |
| 46 | Lillian Wesenberg | 39 | Wife | — | New York |
| 47 | Arthur Wesenberg | 13 | Son | — | New York |
| 48 | Joseph Mchenry | 30 | Head | Installer | New York |
| 49 | Loretta Mchenry | 24 | Wife | — | New York |
| 50 | Janet Mchenry | 2 | Daughter | — | New York |
| 51 | Benjamin Kurek | 31 | Head | Bookkeeper | New York |
| 52 | Mary Kurek | 29 | Wife | — | Poland |
| 53 | Barbara Kurek | 1 | Daughter | — | New York |
| 54 | Louis A. Totans | 58 | Head | Creditman | New York |
| 55 | Anna E. Totans | 57 | Wife | — | New York |
| 56 | John Pentecost | 56 | Head | Electrical Operator | New York |
| 57 | Alice Pentecost | 54 | Wife | — | New York |
| 58 | Lillian Pentecost | 24 | Daughter | — | New York |
| 59 | Virginia Pentecost | 17 | Daughter | — | New York |
| 60 | Maurice Ryan | 57 | Head | Patrolman | New York |
| 61 | Margaret Ryan | 43 | Wife | — | New York |
| 62 | John Ryan | 11 | Son | — | New York |
| 63 | Rocco Aloia | 46 | Head | — | New York |
| 64 | Lillian Aloia | 43 | Wife | — | New York |
| 65 | George Aloia | 26 | Son | Milliner | New York |
| 66 | Mary Aloia | 19 | Daughter-in-law | — | Scotland |
| 67 | Thomas Aloia | 0 | Grandson | — | New York |
| 68 | Patrick Angetti | 27 | Head | Manager | New York |
| 69 | Elinore Angetti | 21 | Wife | — | New York |
| 70 | Mary Mason | 48 | Head | House Worker | New York |
| 71 | Helen Mason THIS PERSON | 29 | Daughter | — | New York |
| 72 | Alfred Mason | 37 | Son-in-law | Bottler | New York |
| 73 | Alfred Jr. Mason | 4 | Grandson | — | New York |
| 74 | Rose Basilic | 27 | Daughter | Box Board Liner | New York |
| 75 | Jerome Basilic | 28 | Son-in-law | Candy Packer | New York |
| 76 | William J. Ryan | 62 | Head | Supt. | New York |
| 77 | Agnes Ryan | 60 | Wife | — | New York |
| 78 | Agnes Wright | 34 | Daughter | — | New York |
| 79 | Leo Wright | 39 | Son-in-law | Stationary Engineer | New York |
| 80 | Daniel O'Hara | 38 | Lodger | Laborer | New York |
Pedigree Summary
Helen + 1 sibling
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)