JH
John Hayes — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this John Hayes across the 1910, 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1878), then head of a 4-person household.
Age 62
b. ~1878
Male
Head
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Hayes |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Naturalization Status | First papers filed |
| Additional Details | |
| Occupation | Laborer |
| Industry | Laundry |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 1170 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Laborer |
| Township / Ward | Boston City |
| Est. Birth Year | ~1878 |
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 |
|---|---|---|---|---|
| Eleanor Hayes | Daughter | — | 26 | ~1914 |
| Annie Hayes | Daughter | — | 28 | ~1912 |
| John Hayes | Head | — | 62 | ~1878 |
| William Hayes | Son | — | 24 | ~1916 |
Census Appearances
1910
Suffolk, Massachusetts
Other, age 38
Suffolk, Massachusetts · implied b. ~1872 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayes |
| Given Name | John |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Single |
| Birthplace | Ireland |
| Year of Immigration | 1900 |
| Naturalization Status | First papers filed |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Porter |
| Industry | Building |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1920
Suffolk, Massachusetts
Other, age 47
Suffolk, Massachusetts · implied b. ~1873 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayes |
| Given Name | John |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Ireland |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Teamster |
| Industry | City |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1930
Suffolk, Massachusetts
Head, age 55
Suffolk, Massachusetts · implied b. ~1875 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hayes |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1905 |
| Age at First Marriage | 24 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Chauffeur |
| Industry | Taxi Cab |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 25 |
| Radio Set | Yes |
| Veteran | No |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Suffolk-County, Massachusetts
Head, age 62
Suffolk-County, Massachusetts · implied b. ~1878 — 4 household members
| Surname | Hayes |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Naturalization Status | First papers filed |
| Occupation | Laborer |
| Industry | Laundry |
| Class of Worker | PW |
| Hours Worked | 45 |
| Income (1939) | 1170 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Hayes across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Hayes
Head · 1940 · age 62 · b. ~1878 · 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 — Suffolk-County, Massachusetts
Open full size
1940 US Federal Census — Suffolk-County, Massachusetts
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01667-00692)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eugene Callahan | 41 | Head | Lawyer | Massachusetts |
| 2 | Mary E Callahan | 40 | Wife | — | Massachusetts |
| 3 | Eugene Callahan | 19 | Son | Laborer | Massachusetts |
| 4 | John Callahan | 17 | Son | Elevator Operator | Massachusetts |
| 5 | James Callahan | 16 | Son | — | Massachusetts |
| 6 | Mary Callahan | 14 | Daughter | — | Massachusetts |
| 7 | Virginia Callahan | 11 | Daughter | — | Massachusetts |
| 8 | Paul S Callahan | 7 | Son | — | Massachusetts |
| 9 | John R Hennessey | 65 | Head | — | Massachusetts |
| 10 | Mary Hennessey | 72 | Sister | — | Massachusetts |
| 11 | Joseph Hennessey | 62 | Brother | — | Massachusetts |
| 12 | Teresa Hennessey | 61 | Sister | — | Massachusetts |
| 13 | Alton Nolan | 36 | Head | — | Massachusetts |
| 14 | Helen Nolan | 37 | Wife | — | Massachusetts |
| 15 | William Nolan | 10 | Son | — | Massachusetts |
| 16 | Catherine Robertson | 29 | Stepdaughter | Hospital Attendant | Massachusetts |
| 17 | John Robertson | 2 | Nephew | — | Massachusetts |
| 18 | James Sullivan | 19 | Brother-in-law | Laborer | Massachusetts |
| 19 | George Schlehuber | 59 | Head | Laborer | Massachusetts |
| 20 | Lillian Schlehuber | 65 | Wife | — | Rhode Island |
| 21 | Ralph E Gray | 69 | Head | — | Maine |
| 22 | Annie Gray | 69 | Wife | — | Massachusetts |
| 23 | Thomas Flaherty | 60 | Head | Laborer | Massachusetts |
| 24 | Hannah J Flaherty | 57 | Wife | — | Massachusetts |
| 25 | Mary Flaherty | 34 | Daughter | Packer | Massachusetts |
| 26 | Evelyn Flaherty | 21 | Daughter | Packer | Massachusetts |
| 27 | John Flaherty | 17 | Son | Delivery Boy | Massachusetts |
| 28 | Samuel Mcburney | 47 | Head | Truck Driver | Ireland |
| 29 | Cynthia Mcburney | 46 | Wife | — | Canada-English |
| 30 | Ruth Mcburney | 20 | Daughter | Attendant | Massachusetts |
| 31 | Phyllis Mcburney | 19 | Daughter | Salesgirl | Massachusetts |
| 32 | Eleanor Mcburney | 18 | Daughter | Salesgirl | Massachusetts |
| 33 | John R Stockman | 74 | Head | — | Ireland |
| 34 | Emma Stockman | 60 | Wife | — | Ireland |
| 35 | John Hayes THIS PERSON | 62 | Head | Laborer | Ireland |
| 36 | Annie E Hayes | 28 | Daughter | Waitress | South Dakota |
| 37 | Eleanor Hayes | 26 | Daughter | Chauffeur | Massachusetts |
| 38 | William Hayes | 24 | Son | Chauffeur | Massachusetts |
| 39 | Charles O'Rourke | 48 | Head | Laborer | Massachusetts |
| 40 | Mary O'Rourke | 44 | Sister | — | 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)