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John Driscoll — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this John Driscoll across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1882), then head of a 4-person household.
Age 58
b. ~1882
Male
Head
Born: Newfoundland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Driscoll |
| Given Name | John G |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Newfoundland |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Middlesex |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Carpenter |
| Industry | Government Housing |
| Class of Worker | PW |
| Hours Worked | 38 |
| Income (1939) | 1590 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Canada |
| Birthplace (normalized) | newfoundland |
| Occupation | Carpenter |
| Township / Ward | Cambridge |
| Est. Birth Year | ~1882 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Helen Roce | Daughter | — | 26 | ~1914 |
| John Driscoll | Head | — | 58 | ~1882 |
| William Driscoll | Son | — | 31 | ~1909 |
| Sarah Driscoll | Spouse | — | 56 | ~1884 |
Census Appearances
1920
Middlesex, Massachusetts
Head, age 37
Middlesex, Massachusetts · implied b. ~1883 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Driscoll |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Newfoundland |
| Year of Immigration | 1903 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Newfoundland |
| Mother's Birthplace | Newfoundland |
| Occupation | Rubber worker |
| Industry | Rubber shop |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Free/Mortgaged | R |
| Birth Country | Canada |
| Birthplace (normalized) | newfoundland |
1930
Middlesex, Massachusetts
Head, age 47
Middlesex, Massachusetts · implied b. ~1883 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Driscoll |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Newfoundland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1902 |
| Age at First Marriage | 24 |
| Father's Birthplace | Newfoundland |
| Mother's Birthplace | Newfoundland |
| Occupation | Carpenter |
| Industry | Odd Jobs |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 45 |
| Radio Set | R |
| Birth Country | Canada |
| Birthplace (normalized) | newfoundland |
1940
Middlesex-County, Massachusetts
Head, age 58
Middlesex-County, Massachusetts · implied b. ~1882 — 4 household members
| Surname | Driscoll |
| Given Name | John G |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Newfoundland |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Middlesex |
| Naturalization Status | Naturalized |
| Occupation | Carpenter |
| Industry | Government Housing |
| Class of Worker | PW |
| Hours Worked | 38 |
| Income (1939) | 1590 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Canada |
| Birthplace (normalized) | newfoundland |
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 John Driscoll across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Driscoll
Head · 1940 · age 58 · b. ~1882 · 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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01684-00741)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lillian Hallajian | 39 | Wife | Finisher | Turkey |
| 2 | Grace Hallajian | 19 | daughter | — | Massachusetts |
| 3 | Sarah Hallajian | 17 | daughter | — | Massachusetts |
| 4 | Sarkis Hallajian | 16 | son | — | Massachusetts |
| 5 | Charles Hallajian | 15 | son | — | Massachusetts |
| 6 | Mary Hallajian | 9 | daughter | — | Massachusetts |
| 7 | Nora Minashian | 35 | sister-in-law | New Worker | Turkey |
| 8 | Edward Minashian | 4 | nephew | — | Detroit |
| 9 | Evan Lund | 38 | Head | Chauffeur | England |
| 10 | Alice Lund | 36 | Wife | — | Canada |
| 11 | Ethlyn Lund | 17 | daughter | Sales Lady | Massachusetts |
| 12 | George Lund | 16 | son | New Worker | Massachusetts |
| 13 | Mildred Lund | 13 | daughter | — | Massachusetts |
| 14 | Dorothy Lund | 12 | daughter | — | Massachusetts |
| 15 | Alice Jr Lund | 10 | daughter | — | Massachusetts |
| 16 | Frederick Lund | 2 | son | — | Massachusetts |
| 17 | Hannah Lund | 73 | mother | — | England |
| 18 | William F Cooper | 43 | Head | Carpenter | Newfoundland |
| 19 | Alice E Cooper | 42 | Wife | — | Newfoundland |
| 20 | Albert Cooper | 18 | son | Pin Boy | Newfoundland |
| 21 | Doris M Cooper | 15 | daughter | — | Massachusetts |
| 22 | Alice F Cooper | 4 | daughter | — | Massachusetts |
| 23 | Lucy J Cooper | 62 | Mother | — | Newfoundland |
| 24 | George Ohannessian | 45 | Head | Laborer | Turkey |
| 25 | Jennie Ohannessian | 41 | Wife | — | Vermont |
| 26 | John Ohannessian | 7 | son | — | Massachusetts |
| 27 | Esther A Ohannessian | 4 | daughter | — | Massachusetts |
| 28 | Grace Butler | 52 | Head | — | Massachusetts |
| 29 | Joseph H Butler | 31 | son | Embalmer | Massachusetts |
| 30 | Marion Butler | 28 | daughter | Saleswoman | Massachusetts |
| 31 | Grace B Butler | 21 | daughter | Packer | Massachusetts |
| 32 | Beatrice Robertson | 44 | Head | Order Clerk | Australia |
| 33 | Lillian Robertson | 25 | daughter | Inspector & Cutter | Massachusetts |
| 34 | Agnes Robertson | 21 | daughter | Order Clerk | Massachusetts |
| 35 | John W Robertson | 72 | Head | — | Australia |
| 36 | Elizabeth Robertson | 72 | Wife | — | Australia |
| 37 | John G Driscoll THIS PERSON | 58 | Head | Carpenter | Newfoundland |
| 38 | Sarah F Driscoll | 56 | Wife | — | Newfoundland |
| 39 | William J Driscoll | 31 | son | Bank Clerk | Massachusetts |
| 40 | Helen B Roce | 26 | daughter | Typist | Massachusetts |
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)