HT
Helen Thomas — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Plymouth-County, Massachusetts
Our Model Tree links this Helen Thomas across the 1920, 1930 and 1940 US Censuses in Plymouth-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1900), then head of a 5-person household.
Age 40
b. ~1900
Female
Spouse
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Plymouth-County, Massachusetts |
| Surname | Thomas |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Halifax (Town) |
| 1935 Residence (County) | Plymouth |
| Additional Details | |
| Occupation | Librarian |
| Industry | Public Library |
| Class of Worker | GW |
| Hours Worked | 15 |
| Income (1939) | 200 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Librarian |
| Township / Ward | Halifax Town |
| Est. Birth Year | ~1900 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Virginia Thomas | Daughter | — | 18 | ~1922 |
| Albert Thomas | Head | — | 46 | ~1894 |
| Lucy Mason | Other | — | 79 | ~1861 |
| George Thomas | Son | — | 20 | ~1920 |
| Helen Thomas | Spouse | — | 40 | ~1900 |
Census Appearances
1920
Plymouth, Massachusetts
Other, age 20
Plymouth, Massachusetts · implied b. ~1900 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Hilda |
| Relationship to Head | Boarder |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Plymouth, Massachusetts
Spouse, age 30
Plymouth, Massachusetts · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Thomas |
| Given Name | Hilda |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 20 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Housework |
| Industry | Private family |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Plymouth-County, Massachusetts
Spouse, age 40
Plymouth-County, Massachusetts · implied b. ~1900 — 5 household members
| Surname | Thomas |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Halifax (Town) |
| 1935 Residence (County) | Plymouth |
| Occupation | Librarian |
| Industry | Public Library |
| Class of Worker | GW |
| Hours Worked | 15 |
| Income (1939) | 200 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Thomas across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Helen Thomas
Spouse · 1940 · age 40 · b. ~1900 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Plymouth-County, Massachusetts
Open full size
1940 US Federal Census — Plymouth-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01638-00005)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Albert Thomas | 46 | Head | Laborer | Massachusetts |
| 42 | Helen Thomas THIS PERSON | 40 | Wife | Librarian | Massachusetts |
| 43 | George Thomas | 20 | Son | — | Massachusetts |
| 44 | Virginia Thomas | 18 | Daughter | Salesgirl | Massachusetts |
| 45 | Lucy Mason | 79 | Mother-in-law | — | Massachusetts |
| 46 | Clyde Bosworth | 40 | Head | Owner | Massachusetts |
| 47 | Dorothy Bosworth | 40 | Wife | — | Massachusetts |
| 48 | Clyde Jr. Bosworth | 20 | Son | Laborer | Massachusetts |
| 49 | Henry Bosworth | 18 | Son | — | Massachusetts |
| 50 | Daniel Bosworth | 13 | Son | — | Massachusetts |
| 51 | Lorene Bosworth | 9 | Daughter | — | Massachusetts |
| 52 | Frank Sands | 57 | Head | Cutter | England |
| 53 | Mary Sands | 52 | Wife | — | England |
| 54 | Joyce Sands | 19 | Daughter | Bookkeeper | England |
| 55 | Winifred Sands | 15 | Daughter | — | Massachusetts |
| 56 | Kenneth Hall | 22 | Step-son | Cutter | England |
| 57 | Charles Moffitt | 12 | Lodger | — | Massachusetts |
| 58 | Sidney Moffitt | 10 | Lodger | — | Massachusetts |
| 59 | Warren Moffitt | 7 | Lodger | — | Massachusetts |
| 60 | John Moffitt | 6 | Lodger | — | Massachusetts |
| 61 | Harry Armstrong | 26 | Head | Foreman | Massachusetts |
| 62 | Barbara Armstrong | 27 | Wife | — | Massachusetts |
| 63 | Barbara J. Armstrong | 7 | Daughter | — | Massachusetts |
| 64 | James Bouldry | 40 | Head | Painter | Massachusetts |
| 65 | Gladys Bouldry | 32 | Wife | — | Massachusetts |
| 66 | Carroll Ester | 46 | Head | Truck Driver | Massachusetts |
| 67 | Louise Ester | 45 | Wife | — | Massachusetts |
| 68 | George Ester | 16 | Son | — | Massachusetts |
| 69 | Beverly Ester | 14 | Daughter | — | Massachusetts |
| 70 | Reginald Ester | 11 | Son | — | Massachusetts |
| 71 | George Ester | 84 | Father | — | Massachusetts |
| 72 | Edwin Wood | 44 | Head | Mechanic | Massachusetts |
| 73 | Margaret Wood | 40 | Wife | — | Eire |
| 74 | Dorothy Wood | 17 | Daughter | Dew Worker | Massachusetts |
| 75 | Raymond Gomm | 23 | Head | Truck Driver | New Hampshire |
| 76 | Ruth Gomm | 20 | Wife | — | Massachusetts |
| 77 | Raymond Jr. Gomm | 1 | Son | — | Massachusetts |
| 78 | Harry Jr. Minor | 27 | Head | Laborer | Massachusetts |
| 79 | Leon Minor | 22 | Wife | — | Massachusetts |
| 80 | Lucille Minor | 2 | Daughter | — | Massachusetts |
Related Census Records
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)