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Helen Mason — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hampden-County, Massachusetts
Our Model Tree links this Helen Mason across the 1930 and 1940 US Censuses in Hampden-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1907), then head of a 8-person household.
Age 33
b. ~1907
Female
Spouse
Born: Connecticut
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hampden-County, Massachusetts |
| Surname | Mason |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Connecticut |
| 1935 Residence (City) | Springfield |
| 1935 Residence (County) | Hampden |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same Place |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
| Township / Ward | Springfield |
| Est. Birth Year | ~1907 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Orville Mason | Son | — | 4 | ~1936 |
| Ruth Mason | Daughter | — | 9 | ~1931 |
| Helen Mason | Spouse | — | 33 | ~1907 |
| Orville Mason | Head | — | 52 | ~1888 |
| Frederick Mason | Son | — | 1 | ~1939 |
| Doris Mason | Daughter | — | 8 | ~1932 |
| Gertrude Mason | Daughter | — | 6 | ~1934 |
| Eugene Mason | Son | — | 2 | ~1938 |
Census Appearances
1930
Hampden, Massachusetts
Other, age 23
Hampden, Massachusetts · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mason |
| Given Name | Helen |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Connecticut |
| Age at First Marriage | 21 |
| Father's Birthplace | Germany |
| Mother's Birthplace | United States |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
1940
Hampden-County, Massachusetts
Spouse, age 33
Hampden-County, Massachusetts · implied b. ~1907 — 8 household members
| Surname | Mason |
| Given Name | Helen |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Connecticut |
| 1935 Residence (City) | Springfield |
| 1935 Residence (County) | Hampden |
| Highest Grade | No 7 |
| 1935 Residence | Same Place |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
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 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Helen Mason
Spouse · 1940 · age 33 · b. ~1907 · 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 — Hampden-County, Massachusetts
Open full size
1940 US Federal Census — Hampden-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01709-00186)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | William Newton | 4 | Son | — | Springfield |
| 42 | John Newton | 2 | Son | — | Springfield |
| 43 | Ambrose Newton | 30 | Head | Hardener | Springfield |
| 44 | Mabel Newton | 28 | Wife | — | Springfield |
| 45 | Ambrose Newton | 8 | Son | — | Springfield |
| 46 | Alexander Newton | 6 | Son | — | Springfield |
| 47 | Mabel Newton | 2 | daughter | — | Springfield |
| 48 | Orville Mason | 52 | Head | Janitor | Fitchburg |
| 49 | Helen Mason THIS PERSON | 33 | Wife | — | Connecticut |
| 50 | Ruth Mason | 9 | daughter | — | Springfield |
| 51 | Doris Mason | 8 | daughter | — | Springfield |
| 52 | Gertrude Mason | 6 | daughter | — | Springfield |
| 53 | Orville Mason | 4 | Son | — | Springfield |
| 54 | Eugene Mason | 2 | Son | — | Springfield |
| 55 | Frederick Mason | 1 | Son | — | Springfield |
| 56 | Helen Mclane | 43 | Head | Seamstress | Ludlow |
| 57 | Genevieve Mclane | 16 | daughter | — | Springfield |
| 58 | Bernard Mclane | 12 | Son | — | Springfield |
| 59 | Earl B. Smith | 42 | head | Machinist | Agawam |
| 60 | Lillian Smith | 42 | wife | — | Connecticut |
| 61 | Claire Smith | 19 | daughter | New Worker | Springfield |
| 62 | Charlotte Smith | 8 | daughter | — | Agawam |
| 63 | Nathalie Smith | 3 | daughter | — | Springfield |
| 64 | Ann Smith | 63 | mother | Practical Nurse | West Warren |
| 65 | Lillian Farley | 64 | Head | — | Ludlow |
| 66 | Frederick Stake | 37 | Head | Truck Driver | Thompsonville |
| 67 | Marion Stake | 28 | wife | — | Norwich |
| 68 | Lillian Stake | 9 | daughter | — | Thompsonville |
| 69 | Naomi Williams | 36 | Head | Seamstress | Philadelphia |
| 70 | Sarah E. Mcdonald | 18 | daughter | Housekeeper | Boston |
| 71 | William Mcdonald | 15 | Son | — | Massachusetts |
| 72 | Arthur Cockbell | 36 | Lodger | Janitor | Cambridge |
| 73 | William Henderson | 62 | Head | — | BLOCK 36 |
| 74 | Ann D. Henderson | 69 | Wife | — | West Indies |
| 75 | William Henderson | 30 | Son | Laborer | Springfield |
| 76 | Frederick Henderson | 29 | Son | Distributor | Springfield |
| 77 | James Gordon | 23 | Lodger | Laborer | Virginia |
| 78 | John Hodges | 69 | Head | Janitor | Georgia |
| 79 | Susie Hodges | 69 | Wife | — | Georgia |
| 80 | William Hodges | 42 | Son | Elevator Operator | Georgia |
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)