JC
James Connor — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Suffolk-County, Massachusetts
Our Model Tree links this James Connor across the 1930 and 1940 US Censuses in Suffolk-County, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1928), then head of a 10-person household.
Age 12
b. ~1928
Male
Son
Born: Massachusetts
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Suffolk-County, Massachusetts |
| Surname | Connor |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Additional Details | |
| Industry | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston City |
| Est. Birth Year | ~1928 |
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 James | Age | Birth yr |
|---|---|---|---|---|
| Alice Connor | Daughter | — | 7 | ~1933 |
| Mary Connor | Daughter | — | 11 | ~1929 |
| James Connor | Son | — | 12 | ~1928 |
| Robert Connor | Son | — | 4 | ~1936 |
| Louise Connor | Daughter | — | 9 | ~1931 |
| Mabel Connor | Spouse | — | 44 | ~1896 |
| Dorothy Connor | Daughter | — | 8 | ~1932 |
| Michael Connor | Head | — | 44 | ~1896 |
| Patricia Connor | Daughter | — | 5 | ~1935 |
| Michael Connor | Son | — | 13 | ~1927 |
Census Appearances
1930
Suffolk, Massachusetts
Son, age 2
Suffolk, Massachusetts · implied b. ~1928 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Connors |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Michigan |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Suffolk-County, Massachusetts
Son, age 12
Suffolk-County, Massachusetts · implied b. ~1928 — 10 household members
| Surname | Connor |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Boston City |
| 1935 Residence (County) | Suffolk |
| Industry | 0 |
| Highest Grade | No 6 |
| 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 James Connor across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Connor
Son · 1940 · age 12 · b. ~1928 · Massachusetts
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Sibling
Robert Connor
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Connor
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patricia Connor
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louise Connor
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Connor
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Michael Connor
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Connor
Sibling · 1940 · age 7
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-t0627-01657-00666)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Mary Gifford | 72 | Wife | — | Florida |
| 42 | John Foote | 52 | Head | Fisherman | Newfoundland |
| 43 | Mary Foote | 54 | Wife | — | Newfoundland |
| 44 | George Foote | 21 | Son | Laborer | Massachusetts |
| 45 | Edna Foote | 20 | Daughter | New Worker | Massachusetts |
| 46 | Frank Jr. Foote | 18 | Son | New Worker | Massachusetts |
| 47 | Lawrence Le Blanc | 22 | Head | Wrapper | Massachusetts |
| 48 | Josephine Le Blanc | 24 | Wife | — | France |
| 49 | Michael Connor | 44 | Head | Truck Driver | Massachusetts |
| 50 | Mabel Connor | 44 | Wife | — | Indiana |
| 51 | Michael Jr. Connor | 13 | Son | — | Massachusetts |
| 52 | James Connor THIS PERSON | 12 | Son | — | Massachusetts |
| 53 | Mary Connor | 11 | Daughter | — | Massachusetts |
| 54 | Louise Connor | 9 | Daughter | — | Massachusetts |
| 55 | Dorothy Connor | 8 | Daughter | — | Massachusetts |
| 56 | Alice Connor | 7 | Daughter | — | Massachusetts |
| 57 | Patricia Connor | 5 | Daughter | — | Massachusetts |
| 58 | Robert Connor | 4 | Son | — | Massachusetts |
| 59 | Salvatore Schipici | 28 | Head | Inspector | Massachusetts |
| 60 | Rose Schipici | 24 | Wife | Assembler | Massachusetts |
| 61 | Salvatore Jr. Schipici | 7 | Son | — | Massachusetts |
| 62 | Henry Doble | 47 | Head | Electrician | Italy |
| 63 | Paul Doble | 19 | Son | New Worker | Massachusetts |
| 64 | Henry Jr. Doble | 15 | Son | — | Massachusetts |
| 65 | Louis Piccinolo | 27 | Head | Laborer | Massachusetts |
| 66 | Mildred Piccinolo | 25 | Wife | — | Massachusetts |
| 67 | Louis Jr. Piccinolo | 5 | Son | — | Massachusetts |
| 68 | Thomas German | 48 | Head | Laborer | Canada |
| 69 | Rosalia German | 44 | Wife | — | Canada |
| 70 | Thomas German | 17 | Son | — | New York |
| 71 | Blanche German | 14 | Daughter | — | Massachusetts |
| 72 | Edmond German | 13 | Son | — | Massachusetts |
| 73 | Lucille German | 12 | Daughter | — | Massachusetts |
| 74 | Ralph Nickerson | 29 | Head | Fish Cutter | Canada |
| 75 | Violet Nickerson | 29 | Wife | Inspector | Massachusetts |
| 76 | Ralph Jr. Nickerson | 9 | Son | — | Massachusetts |
| 77 | Anthony Capodilupo | 36 | Head | First Cook | New Jersey |
| 78 | Angelina Capodilupo | 31 | Wife | — | Massachusetts |
| 79 | Marie Capodilupo | 12 | Daughter | — | Massachusetts |
| 80 | Chester Capodilupo | 11 | Son | — | 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)