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John Connors — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this John Connors across the 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed) — first a head (b.~1879), then head of a 7-person household.
Age 51
b. ~1879
Male
Head
Born: Massachusetts
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Connors |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 25 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Janitor |
| Industry | Corporation |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 45 |
| Radio Set | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Janitor |
| Township / Ward | Cambridge City |
| Est. Birth Year | ~1879 |
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 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Margaret Connors | Daughter | — | 16 | ~1914 |
| Alice Connors | Daughter | — | 19 | ~1911 |
| Mary Connors | Daughter | — | 18 | ~1912 |
| Gertrude Connors | Spouse | — | 53 | ~1877 |
| John Connors | Son | — | 21 | ~1909 |
| John Connors | Head | — | 51 | ~1879 |
| Gertrude Connors | Daughter | — | 14 | ~1916 |
Census Appearances
1920
Middlesex, Massachusetts
Head, age 41
Middlesex, Massachusetts · implied b. ~1879 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Connor |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Plumber |
| Industry | Chemical |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Head, age 51
Middlesex, Massachusetts · implied b. ~1879 — 7 household members
| Surname | Connors |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 25 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Janitor |
| Industry | Corporation |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 45 |
| Radio Set | R |
| 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 (1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage.
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This person
Anchor record
John Connors
Head · 1930 · age 51 · b. ~1879 · Massachusetts
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel916:0999)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lila F. Grey | 58 | Head | — | Massachusetts |
| 2 | William Lafleur | 16 | Lodger | — | Massachusetts |
| 3 | Carrie Roberts | 42 | Lodger | Cook | Vermont |
| 4 | Amos Quilley | 25 | Head | Chemist | New York |
| 5 | Julia Read | 61 | Aunt | — | New York |
| 6 | Nellie Cass | 30 | Cousin | — | New York |
| 7 | Eva C. Hope | 41 | Head | Decorator | Grand Manan |
| 8 | Sarah Hope | 77 | Mother | — | Grand Manan |
| 9 | Eleanor Hope | 39 | Sister | Secretary | Grand Manan |
| 10 | Gladys Landon | 40 | Lodger | — | Canada English |
| 11 | Ellen A. O'Reilly | 73 | Lodger | Matron | Maine |
| 12 | Elizabeth Landon | 71 | Lodger | Nurse | Canada English |
| 13 | John F. Shea | 66 | Head | Caretaker | Massachusetts |
| 14 | Mary A. Shea | 64 | Wife | — | Massachusetts |
| 15 | John E. Shea | 25 | Son | Salesman | Massachusetts |
| 16 | Thomas F. Shea | 24 | Son | Salesman | Massachusetts |
| 17 | William J. Shea | 22 | Son | Salesman | Massachusetts |
| 18 | Ellen M. Hayes | 68 | Head | — | Maine |
| 19 | Susan J. O'Hara | 60 | Sister | — | Massachusetts |
| 20 | Julia G. O'Hara | 48 | Sister | Dressmaker | Massachusetts |
| 21 | John Connors THIS PERSON | 51 | Head | Janitor | Massachusetts |
| 22 | Gertrude Connors | 53 | Wife | — | Massachusetts |
| 23 | John G. Connors | 21 | Son | Manager | Massachusetts |
| 24 | Alice Connors | 19 | Daughter | Stenographer | Massachusetts |
| 25 | Mary Connors | 18 | Daughter | Secretary | Massachusetts |
| 26 | Margaret Connors | 16 | Daughter | — | Massachusetts |
| 27 | Gertrude Connors | 14 | Daughter | — | Massachusetts |
| 28 | Edward Grant | 52 | Head | Conductor | Massachusetts |
| 29 | Mary L. Grant | 45 | Wife | — | Massachusetts |
| 30 | Edward Grant | 14 | Son | Student | Massachusetts |
| 31 | Anna Grant | 25 | Daughter | Teacher | Massachusetts |
| 32 | Margaret Grant | 20 | Daughter | Clerk | Massachusetts |
| 33 | Helen Grant | 18 | Daughter | — | Massachusetts |
| 34 | Elizabeth Grant | 15 | Daughter | — | Massachusetts |
| 35 | William Lynch | 49 | Head | — | Massachusetts |
| 36 | Madeline Lynch | 25 | Daughter | — | Massachusetts |
| 37 | Joseph Lynch | 20 | Son | — | Massachusetts |
| 38 | Alfred White | 62 | Head | Gardener | England |
| 39 | Ann White | 63 | Wife | — | England |
| 40 | Mary White | 27 | Daughter | Specialist | England |
| 41 | Harry J. D'Entremont | 27 | Head | Carpenter | Canada French |
| 42 | Agatha D'Entremont | 30 | Wife | — | Massachusetts |
| 43 | Robert W. D'Entremont | 4 | Son | — | Massachusetts |
| 44 | Victor Miller | 42 | Head | Janitor | Massachusetts |
| 45 | Donatella Miller | 38 | Wife | — | Italy |
| 46 | Victor J. Miller | 16 | Son | Messenger | Massachusetts |
| 47 | Robert Miller | 15 | Son | — | Massachusetts |
| 48 | Kenneth Miller | 12 | Son | — | Massachusetts |
| 49 | Rita Miller | 9 | Daughter | — | Illinois |
| 50 | Mary E. Miller | 2 | Daughter | — | Massachusetts |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)