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John Connors — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Middlesex-County, Massachusetts
Our Model Tree links this John Connors across the 1930 and 1940 US Censuses in Middlesex-County, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1905), then head of a 7-person household.
Age 35
b. ~1905
Male
Head
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Middlesex-County, Massachusetts |
| Surname | Connors |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Middlesex |
| Additional Details | |
| Occupation | Pressman |
| Industry | Commercial Print |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | H 4 |
| 1935 Residence | Same Place |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Pressman |
| Township / Ward | Cambridge |
| Est. Birth Year | ~1905 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| John Connors | Head | — | 35 | ~1905 |
| Alice Connors | Daughter | — | 2 | ~1938 |
| Joan Connors | Daughter | — | 10 | ~1930 |
| Helene Connors | Spouse | — | 35 | ~1905 |
| Ruth Connors | Daughter | — | 12 | ~1928 |
| Helena Connors | Daughter | — | 11 | ~1929 |
| Margaret Connors | Daughter | — | 7 | ~1933 |
Census Appearances
1930
Middlesex, Massachusetts
Other, age 25
Middlesex, Massachusetts · implied b. ~1905 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Conners |
| Given Name | John J. |
| Relationship to Head | Brother |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Northern Ireland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Middlesex-County, Massachusetts
Head, age 35
Middlesex-County, Massachusetts · implied b. ~1905 — 7 household members
| Surname | Connors |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Cambridge |
| 1935 Residence (County) | Middlesex |
| Occupation | Pressman |
| Industry | Commercial Print |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1200 |
| Highest Grade | H 4 |
| 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 Connors across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Connors
Head · 1940 · age 35 · b. ~1905 · 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 — Middlesex-County, Massachusetts
Open full size
1940 US Federal Census — Middlesex-County, Massachusetts
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01684-00581)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Charles Mccullen | 74 | Head | — | Massachusetts |
| 42 | Margaret Mccullen | 71 | Wife | — | Canada Eng |
| 43 | Gertrude Mccullen | 38 | Daughter | — | Massachusetts |
| 44 | Emma Hamilton | 71 | Sister | — | Canada Eng |
| 45 | John J. Connors THIS PERSON | 35 | Head | Pressman | Massachusetts |
| 46 | Helene Connors | 35 | Wife | — | Germany |
| 47 | Ruth Connors | 12 | Daughter | — | Massachusetts |
| 48 | Helena Connors | 11 | Daughter | — | Massachusetts |
| 49 | Joan Connors | 10 | Daughter | — | Massachusetts |
| 50 | Margaret Connors | 7 | Daughter | — | Massachusetts |
| 51 | Alice Connors | 2 | Daughter | — | Massachusetts |
| 53 | Dennis H. Glynn | 50 | Head | Chauffeur | Massachusetts |
| 54 | Mary J. Glynn | 54 | Wife | — | Massachusetts |
| 55 | Elizabeth Glynn | 20 | Daughter | Packer-Inspect. | Massachusetts |
| 56 | Mary Edna Glynn | 17 | Daughter | — | Massachusetts |
| 57 | John H. Oliver | 45 | Boarder | File Clerk | Washington |
| 58 | Helen A. Oliver | 44 | Boarder | File Clerk | Washington |
| 59 | Leo Sheehan | 42 | Head | Carpenter | Canada Eng |
| 60 | Hazel Sheehan | 43 | Wife | — | New York |
| 61 | Hazel Sheehan | 17 | Daughter | — | Massachusetts |
| 62 | Gloria Sheehan | 13 | Daughter | — | Massachusetts |
| 63 | Leo Sheehan | 10 | Son | — | Massachusetts |
| 64 | Carmine Sinsone | 55 | Head | Laborer Caretaker | Italy |
| 65 | Jennie Sinsone | 54 | Wife | — | Italy |
| 66 | Theresa Sinsone | 16 | Daughter | — | Massachusetts |
| 67 | Antonio Sinsone | 14 | Son | — | Massachusetts |
| 68 | James Katsulis | 46 | Head | Baker | Greece |
| 69 | Georgia Katsulis | 35 | Wife | — | Greece |
| 70 | Jennie Katsulis | 9 | Daughter | — | Massachusetts |
| 71 | Christiana Katsulis | 7 | Daughter | — | Massachusetts |
| 72 | Basil Katsulis | 4 | Son | — | Massachusetts |
| 73 | William Kenney | 67 | Head | — | Eire |
| 74 | Elizabeth Kenney | 73 | Wife | — | Eire |
| 75 | William R. Kenney | 39 | Son | Chauffeur | Eire |
| 76 | Vincent Mccormack | 33 | Head | Truck Helper | Canada Eng |
| 77 | Mary Mccormack | 27 | Wife | — | Massachusetts |
| 78 | Joseph Mccormack | 10 | Son | — | Massachusetts |
| 79 | John Mccormack | 7 | Son | — | Massachusetts |
| 80 | Joan Mccormack | 5 | Daughter | — | 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)