JK
James Kelly — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this James Kelly across the 1920, 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1895), then head of a 7-person household.
Age 45
b. ~1895
Male
Head
Born: Ireland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Kelly |
| Given Name | James J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Chauffeur |
| Industry | City of Boston |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 2097 |
| Highest Grade | 8 |
| 1935 Residence | Same Place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Chauffeur |
| Township / Ward | Boston |
| Est. Birth Year | ~1895 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Mary Kelly | Daughter | — | 15 | ~1925 |
| Margaret Kelly | Daughter | — | 9 | ~1931 |
| James Kelly | Head | — | 45 | ~1895 |
| John Kelly | Son | — | 16 | ~1924 |
| James Kelly | Son | — | 17 | ~1923 |
| David Kelly | Son | — | 12 | ~1928 |
| Julia Kelly | Spouse | — | 44 | ~1896 |
Census Appearances
1920
Suffolk, Massachusetts
Head, age 23
Suffolk, Massachusetts · implied b. ~1897 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | James J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1907 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Canada |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | Construction |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Irish |
| Home Owned/Rented | R |
| Birth Country | Ireland |
| Year of Naturalization | 1918 |
| Birthplace (normalized) | ireland |
1930
Suffolk, Massachusetts
Head, age 35
Suffolk, Massachusetts · implied b. ~1895 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Kelly |
| Given Name | James J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1906 |
| Age at First Marriage | 26 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Chauffeur |
| Industry | Private Family |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 3000 |
| Radio Set | R |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
1940
Suffolk-County, Massachusetts
Head, age 45
Suffolk-County, Massachusetts · implied b. ~1895 — 7 household members
| Surname | Kelly |
| Given Name | James J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Naturalization Status | Naturalized |
| Occupation | Chauffeur |
| Industry | City of Boston |
| Class of Worker | GW |
| Hours Worked | 44 |
| Income (1939) | 2097 |
| Highest Grade | 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 James Kelly across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Kelly
Head · 1940 · age 45 · b. ~1895 · Massachusetts
★ You are viewing this record
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-t0627-01680-00068)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George W. Warwick | 19 | Son | Sign Painter | Massachusetts |
| 2 | Ernest Warwick | 16 | Son | — | Massachusetts |
| 3 | Francis X. Sullivan | 32 | Head | Physician | Massachusetts |
| 4 | Charlotte G. Sullivan | 33 | Wife | — | Massachusetts |
| 5 | Robert F. Sullivan | 2 | Son | — | Massachusetts |
| 6 | Edith L. Studley | 45 | Head | Presser | Massachusetts |
| 7 | Donald Studley | 27 | Son | Salesman | Massachusetts |
| 8 | Maurice Dowd | 53 | Head | Laborer | Ireland |
| 9 | Rita Dowd | 17 | Daughter | Saleslady | Massachusetts |
| 10 | Thomas A. Marlin | 64 | Head | Shoe Cutter | Massachusetts |
| 11 | Mary A. Marlin | 59 | Wife | — | Ireland |
| 12 | William L. Abrahamson | 56 | Head | Stenographer | Massachusetts |
| 13 | Esther Abrahamson | 53 | Wife | — | Massachusetts |
| 14 | Rosa Abrahamson | 47 | Sister | — | Massachusetts |
| 15 | Arthur Joel | 54 | Head | Proprietor | Massachusetts |
| 16 | Gertrude Joel | 52 | Wife | Saleslady | Massachusetts |
| 17 | Phoebe Joel | 27 | Niece | Clerk | Massachusetts |
| 18 | Daniel J. Linnehan | 39 | Head | Delivery Clerk | Massachusetts |
| 19 | Margaret M. Linnehan | 37 | Wife | — | Massachusetts |
| 20 | Eleanor E. Linnehan | 11 | Daughter | — | Massachusetts |
| 21 | Daniel J. Linnehan | 11 | Son | — | Massachusetts |
| 22 | Robert G. Linnehan | 2 | Son | — | Massachusetts |
| 23 | James J. Kelly THIS PERSON | 45 | Head | Chauffeur | Ireland |
| 24 | Julia E. Kelly | 44 | Wife | — | Ireland |
| 25 | James J. Kelly | 17 | Son | — | Massachusetts |
| 26 | John F. Kelly | 16 | Son | — | Massachusetts |
| 27 | Mary A. Kelly | 15 | Daughter | — | Massachusetts |
| 28 | David P. Kelly | 12 | Son | — | Massachusetts |
| 29 | Margaret P. Kelly | 9 | Daughter | — | Massachusetts |
| 30 | George Stadler | 75 | Head | — | Austria |
| 31 | Mary Stadler | 48 | Wife | — | Austria |
| 32 | James P. Cooley | 32 | Head | Salesman | Massachusetts |
| 33 | Anne J. Cooley | 31 | Wife | — | Massachusetts |
| 34 | William H. Cooley | 27 | Brother | Bartender | Massachusetts |
| 35 | Victor Wegnerowski | 44 | Head | Bartender | Sweden |
| 36 | Signe Wegnerowski | 44 | Wife | — | Sweden |
| 37 | Frank Wegnerowski | 21 | Son | Constable | Massachusetts |
| 38 | Madeline Wegnerowski | 20 | Daughter | Nurse | Massachusetts |
| 39 | Harry S. Hoagland | 67 | Head | Proprietor | Massachusetts |
| 40 | Grace G. Hoagland | 53 | Wife | — | 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)