JG
John Gregory — 1940 US Census Record
Model Tree available1940 United States Federal Census · Worcester-County, Massachusetts
Our Model Tree links this John Gregory across the 1920, 1930 and 1940 US Censuses in Worcester-County, Massachusetts (XGBoost, ~Confirmed), with identified parents Delia & John — first a son (b.~1916), then head of a 10-person household.
Age 24
b. ~1916
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Worcester-County, Massachusetts |
| Surname | Gregory |
| Given Name | John B. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Worcester city |
| 1935 Residence (County) | Worcester |
| Additional Details | |
| Occupation | Laundry |
| Industry | State Hospital |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 30 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Laundry |
| Township / Ward | Worcester City |
| Est. Birth Year | ~1916 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Lorette Gregory | Daughter | — | 18 | ~1922 |
| Ruth Gregory | Daughter | — | 20 | ~1920 |
| Cedric Gregory | Daughter | — | 25 | ~1915 |
| John Gregory | Head | — | 55 | ~1885 |
| Shirley Gregory | Other | — | 4 | ~1936 |
| John Gregory | Son | — | 24 | ~1916 |
| Charles Gregory | Son | — | 28 | ~1912 |
| Robert Gregory | Son | — | 15 | ~1925 |
| Angelo Gregory | Son | — | 30 | ~1910 |
| Delia Gregory | Spouse | — | 58 | ~1882 |
Census Appearances
1920
Worcester, Massachusetts
Son, age 4
Worcester, Massachusetts · implied b. ~1916 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gregory |
| Given Name | John P. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Worcester, Massachusetts
Son, age 14
Worcester, Massachusetts · implied b. ~1916 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gregory |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Worcester-County, Massachusetts
Son, age 24
Worcester-County, Massachusetts · implied b. ~1916 — 10 household members
| Surname | Gregory |
| Given Name | John B. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Worcester city |
| 1935 Residence (County) | Worcester |
| Occupation | Laundry |
| Industry | State Hospital |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 30 |
| Highest Grade | Hs 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 John Gregory across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Delia Gregory (~0.92 confidence) and father John Gregory (~0.92 confidence) and father John Gregory (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Delia Gregory
b. ~1882
Source mother
● Household
· direct · ~0.92
Father
John Gregory
b. ~1885
Source father
● Household
· direct · ~0.92
Father
John Gregory
b. ~1886
Source father
● Household
· direct · ~0.92
This person
Anchor record
John Gregory
Son · 1940 · age 24 · b. ~1916 · Massachusetts
★ You are viewing this record
Sibling
Angelo Gregory
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lorette Gregory
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cedric Gregory
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Gregory
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Gregory
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Gregory
Sibling · 1940 · age 28
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 — Worcester-County, Massachusetts
Open full size
1940 US Federal Census — Worcester-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01715-00121)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Bertrand Le Blanc | 27 | Head | Clerk | Canada |
| 42 | Cecile Le Blanc | 24 | Wife | Housewife | Massachusetts |
| 43 | Richard Tebo | 28 | Head | Truck Driver | Massachusetts |
| 44 | Simonne Tebo | 27 | Wife | Housewife | Canada |
| 45 | Jeanne Tebo | 2 | Daughter | — | Massachusetts |
| 46 | Homer La Bossiere | 55 | Head | Unable To Work | Massachusetts |
| 47 | Delia La Bossiere | 53 | Wife | Housewife | Massachusetts |
| 48 | Rudolph La Bossiere | 53 | Head | Hotel Clerk | Massachusetts |
| 49 | Laura La Bossiere | 48 | Sister | Housework | Massachusetts |
| 50 | Rene La Bossiere | 42 | Brother | Veteran | Massachusetts |
| 51 | Carl Ball | 53 | Head | Foreman | Massachusetts |
| 52 | Gabriola Ball | 45 | Wife | Housewife | Massachusetts |
| 53 | Emerance Demers | 70 | Mother-in-law | Housework | Michigan |
| 54 | John B. Gregory | 55 | Head | Foreman | Massachusetts |
| 55 | Delia C. Gregory | 58 | Wife | Housework | Massachusetts |
| 56 | Angelo Gregory | 30 | Son | Clerk | Massachusetts |
| 57 | Cedric Gregory | 25 | Daughter | Clerk | Massachusetts |
| 58 | John B. Jr. Gregory THIS PERSON | 24 | Son | Laundry | Massachusetts |
| 59 | Ruth Gregory | 20 | Daughter | Leather Worker | Massachusetts |
| 60 | Lorette Gregory | 18 | Daughter | Housework | Massachusetts |
| 61 | Robert Gregory | 15 | Son | Student | Massachusetts |
| 62 | Charles Gregory | 28 | Son | Leather Worker | Massachusetts |
| 63 | Shirley Gregory | 4 | Daughter-in-law | — | Massachusetts |
| 64 | Abraham Williams | 58 | Head | Truck Driver | Syria |
| 65 | Julia Williams | 50 | Wife | Housewife | Syria |
| 66 | William Williams | 24 | Son | Truck Driver | Massachusetts |
| 67 | Mitchell Williams | 22 | Son | Student | Massachusetts |
| 68 | Frederick Williams | 20 | Son | Truck Driver | Massachusetts |
| 69 | Edith Williams | 14 | Daughter | — | Massachusetts |
| 70 | James Williams | 11 | Son | — | Massachusetts |
| 71 | Phillip Williams | 30 | Son | Shipper | Massachusetts |
| 72 | Evelyn Williams | 29 | Daughter-in-law | Housewife | Massachusetts |
| 73 | Roger Williams | 1 | Grandson | — | Massachusetts |
| 74 | Albert Pichette | 55 | Head | Shipper | Massachusetts |
| 75 | Rosanna Pichette | 55 | Wife | Housewife | Massachusetts |
| 76 | Hilaire Bouchard | 52 | Head | Civil Engineer | Massachusetts |
| 77 | Marguerite Bouchard | 47 | Wife | Housewife | Massachusetts |
| 78 | Virginia Bouchard | 15 | Daughter | — | Massachusetts |
| 79 | Charles Bouchard | 13 | Son | — | Massachusetts |
| 80 | Ernest Bachant | 25 | Head | Upholsterer | Massachusetts |
Related Census Records
Pedigree Summary
John + 6 siblings
Gen 1 · 3 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)