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John Green — 1940 US Census Record
Model Tree available1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this John Green across the 1920, 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed), with identified parents William & John — first a son (b.~1917), then head of a 5-person household.
Age 23
b. ~1917
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Green |
| Given Name | John A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville |
| Additional Details | |
| Occupation | Stevedore |
| Industry | Wool Warehouse |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 725 |
| Highest Grade | Hs 4 |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Stevedore |
| Township / Ward | Somerville |
| Est. Birth Year | ~1917 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Elvira Green | Daughter | — | 32 | ~1908 |
| Louise Green | Daughter | — | 20 | ~1920 |
| John Green | Head | — | 59 | ~1881 |
| John Green | Son | — | 23 | ~1917 |
| Charlotte Green | Spouse | — | 49 | ~1891 |
Census Appearances
1920
Suffolk, Massachusetts
Son, age 1
Suffolk, Massachusetts · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Green |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Son, age 12
Suffolk, Massachusetts · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Green |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Son, age 23
Middlesex-County, Massachusetts · implied b. ~1917 — 5 household members
| Surname | Green |
| Given Name | John A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Somerville |
| Occupation | Stevedore |
| Industry | Wool Warehouse |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 725 |
| Highest Grade | Hs 4 |
| 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 Green across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Green (~0.92 confidence) and father John Green (~0.92 confidence) and father John Green (~0.92 confidence) and mother Elizabeth Green (~0.92 confidence) and mother Charlotte Green (~0.92 confidence) and mother Alice Green (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Green
b. ~1886
Source father
● Household
· direct · ~0.92
Father
John Green
b. ~1895
Source father
● Household
· direct · ~0.92
Father
John Green
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Green
b. ~1896
Source mother
● Household
· direct · ~0.92
Mother
Charlotte Green
b. ~1891
Source mother
● Household
· direct · ~0.92
Mother
Alice Green
b. ~1898
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Green
Son · 1940 · age 23 · b. ~1917 · Massachusetts
★ You are viewing this record
Sibling
Elvira Green
Sibling · 1940 · age 32
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louise Green
Sibling · 1940 · age 20
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 — 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-t0627-01705-00575)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John F. Green | 59 | Head | Laborer | Massachusetts |
| 2 | Charlotte M. Green | 49 | Wife | — | Massachusetts |
| 3 | Elvira Green | 32 | Daughter | Stenographer | Massachusetts |
| 4 | John A. Green THIS PERSON | 23 | Son | Stevedore | Massachusetts |
| 5 | Louise Green | 20 | Daughter | New Worker | Massachusetts |
| 6 | Martin Watson | 64 | Head | Carpenter | Nova Scotia |
| 7 | Cordelia Watson | 63 | Wife | — | Nova Scotia |
| 8 | Shirley Watson | 19 | Daughter | Bookkeeper | Massachusetts |
| 9 | Paul R. Watson | 13 | Son | — | Massachusetts |
| 10 | Freeman Nelson | 54 | Head | Mechanic | Nova Scotia |
| 11 | Blanche Nelson | 50 | Wife | — | Maine |
| 12 | Lewis Nelson | 19 | Son | — | Massachusetts |
| 13 | Leslie Nelson | 14 | Son | — | Massachusetts |
| 14 | Elizabeth W. Benson | 80 | Mother in law | — | Massachusetts |
| 15 | Leo Goss | 35 | Head | Truck Driver | Massachusetts |
| 16 | Sarah Goss | 75 | Mother | — | Newfoundland |
| 17 | Oscar V. Yarps | 38 | Head | Manager | Norway |
| 18 | Ellen M. Yarps | 35 | Wife | — | Spain |
| 19 | Peter L. Harrington | 5 | Step son | — | Cambridge |
| 20 | William J. Maclaughlin | 63 | Head | Automobile Mechanic | Nova Scotia |
| 21 | William J. Maclaughlin | 64 | Wife | — | Canada English |
| 22 | William J. Maclaughlin | 30 | Son | Clerk | Nova Scotia |
| 23 | Richard J. Maclaughlin | 25 | Son | Apprentice | Providence R.I. |
| 24 | John O. Currie | 55 | Head | Paper Cutter | Scotland |
| 25 | Henrietta M. Currie | 53 | Wife | — | Canada English |
| 26 | John Forocchitti | 48 | Head | Laborer W.P.A. | Massachusetts |
| 27 | Alex Walker | 53 | Head | Stock Clerk | Missouri |
| 28 | Mary A. Walker | 52 | Wife | — | Nova Scotia |
| 29 | Raimondo Gelormini | 45 | Head | Mechanical Engineer | Italy |
| 30 | Adela A. Gelormini | 32 | Wife | — | Massachusetts |
| 31 | Raymond Gelormini | 6 | Son | — | Massachusetts |
| 32 | William Gelormini | 3 | Son | — | Massachusetts |
| 33 | Joseph Gelormini | 1 | Son | — | Massachusetts |
| 34 | Joseph Fiamingo | 59 | Head | Retail Fruit Business | Massachusetts |
| 35 | Katherine Fiamingo | 52 | Wife | — | Massachusetts |
| 36 | Joseph Fiamingo | 18 | Son | Clerk Grocery | Massachusetts |
| 37 | Horace Getchell | 89 | Head | Teamster | Maine |
| 38 | Mary Getchell | 59 | Wife | — | Germany |
| 39 | Vincent A. Testa | 40 | Head | Laborer | Massachusetts |
| 40 | Evelyn M. Testa | 40 | Wife | — | Massachusetts |
Pedigree Summary
John + 2 siblings
Gen 1 · 6 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)