JD
John Doran — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this John Doran across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1924), then head of a 6-person household.
Age 16
b. ~1924
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Doran |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Highest Grade | Yes H-1 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston |
| Est. Birth Year | ~1924 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Bernice Doran | Daughter | — | 18 | ~1922 |
| James Doran | Son | — | 17 | ~1923 |
| Anna Doran | Head | — | 38 | ~1902 |
| John Doran | Son | — | 16 | ~1924 |
| Richard Doran | Son | — | 8 | ~1932 |
| Ann Doran | Daughter | — | 9 | ~1931 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 6
Suffolk, Massachusetts · implied b. ~1924 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dorian |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| 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
Suffolk-County, Massachusetts
Son, age 16
Suffolk-County, Massachusetts · implied b. ~1924 — 6 household members
| Surname | Doran |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston |
| 1935 Residence (County) | Suffolk |
| Highest Grade | Yes H-1 |
| 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 Doran across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Doran
Son · 1940 · age 16 · b. ~1924 · Massachusetts
★ You are viewing this record
Sibling
Bernice Doran
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ann Doran
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Doran
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Doran
Sibling · 1940 · age 17
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 — 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-t0627-01664-00320)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph Giandina | 56 | Head | Laborer | Italy |
| 2 | Rose Giandina | 23 | Daughter | — | Massachusetts |
| 3 | Salvatore Giandina | 20 | Son | Tailors Helper | Massachusetts |
| 4 | Philip Giandina | 17 | Son | Laborer | Massachusetts |
| 5 | Ernest Giandina | 15 | Son | — | Massachusetts |
| 6 | Anthony Giandina | 12 | Son | — | Massachusetts |
| 7 | Michael Connolly | 60 | Head | Machinist | Eire |
| 8 | Francis Connolly | 24 | Son | Attendant | Massachusetts |
| 9 | Jeanette Connolly | 15 | Daughter | — | Massachusetts |
| 10 | Henry Mitchell | 27 | Head | Store Clerk | Massachusetts |
| 11 | Mary Mitchell | 26 | Wife | — | Massachusetts |
| 12 | Marilyn Mitchell | 4 | Daughter | — | Massachusetts |
| 13 | Joseph Connolly | 56 | Head | Prison Guard | Massachusetts |
| 14 | Margaret Connolly | 52 | Sister | — | Massachusetts |
| 15 | Austin Mary A Connolly | 57 | Sister | — | Massachusetts |
| 16 | Joseph F. Hurley | 61 | Head | Foreman | Massachusetts |
| 17 | Anne E. Hurley | 64 | Wife | — | Massachusetts |
| 18 | Lawrence Powers | 67 | Head | — | Canada-English |
| 19 | Lawrence Powers | 37 | Son | Chauffeur | Massachusetts |
| 20 | Mary Powers | 40 | Daughter | — | Massachusetts |
| 21 | Robert L. Richardson | 57 | Head | Mixer | Massachusetts |
| 22 | Sarah B. Richardson | 65 | Wife | Cleaner | Irish Free State |
| 23 | Anna Doran | 38 | Head | — | Massachusetts |
| 24 | Bernice Doran | 18 | Daughter | — | Massachusetts |
| 25 | James Doran | 17 | Son | New Worker | Massachusetts |
| 26 | John Doran THIS PERSON | 16 | Son | — | Massachusetts |
| 27 | Ann Doran | 9 | Daughter | — | Massachusetts |
| 28 | Richard Doran | 8 | Son | — | Massachusetts |
| 29 | Catherine Drover | 75 | Head | — | Eire |
| 30 | Julia H. Ridge | 69 | Head | — | Eire |
| 31 | Joseph Ridge | 33 | Son | Moulder | Massachusetts |
| 32 | William O'Donnell | 46 | Head | Laborer | Eire |
| 33 | Julia O'Donnell | 44 | Wife | — | Eire |
| 34 | Nellie Tennehan | 51 | Head | Seamstress | Massachusetts |
| 35 | William Doran | 65 | Head | — | Eire |
| 36 | Mary Doran | 59 | Wife | — | Eire |
| 37 | Thomas Mcauliffe | 37 | Head | Laborer | Massachusetts |
| 38 | Thomas Mcauliffe | 14 | Son | Laborer | Massachusetts |
| 39 | George Beaudry | 28 | Head | Operator | Massachusetts |
| 40 | Josephine Beaudry | 21 | 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)