MC
Mary Connell — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Suffolk, Massachusetts
Our Model Tree links this Mary Connell across the 1920 and 1930 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 6-person household.
Age 0
b. ~1920
Female
Daughter
Born: Massachusetts
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Suffolk, Massachusetts |
| Surname | Connell |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Boston Jamaica Plain |
| Est. Birth Year | ~1920 |
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 1920 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Eileen Connell | Daughter | — | 7 | ~1913 |
| Mary Connell | Daughter | — | ~1920 | |
| Mary Connell | Spouse | — | 39 | ~1881 |
| Daniel Connell | Head | — | 41 | ~1879 |
| Alice Connell | Daughter | — | 2 | ~1918 |
| Joseph Connell | Son | — | 10 | ~1910 |
Census Appearances
1920
Suffolk, Massachusetts
Daughter, age
Suffolk, Massachusetts · implied b. ~1920 — 6 household members
| Surname | Connell |
| Given Name | Mary A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Suffolk, Massachusetts
Daughter, age 11
Suffolk, Massachusetts · implied b. ~1919 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Connell |
| Given Name | Marie |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| 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 |
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 Mary Connell across 2 US Census years (1920 and 1930) in Suffolk, Massachusetts, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Connell
Daughter · 1920 · age 0 · b. ~1920 · Massachusetts
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Sibling
Joseph Connell
Sibling · 1920 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Connell
Sibling · 1920 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eileen Connell
Sibling · 1920 · 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
1920 US Federal Census — Suffolk, Massachusetts
Open full size
1920 US Federal Census — Suffolk, Massachusetts
Page Contents
48 people indexed on this census page (ia:1920:14thcensusofpopu739unit:1183)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lillian | 27 | Wife | — | Delaware |
| 2 | Kenneth | 3 | Son | — | New York |
| 3 | Robert | 1 | Son | — | New York |
| 4 | Michael Gerrity | 47 | Head | Motorman | Ireland |
| 5 | Delia Gerrity | 42 | Wife | — | Ireland |
| 6 | Mary Gerrity | 15 | Daughter | — | Massachusetts |
| 7 | John Gerrity | 13 | Son | — | Massachusetts |
| 8 | Francis Gerrity | 11 | Son | — | Massachusetts |
| 9 | Paul Gerrity | 5 | Son | — | Massachusetts |
| 10 | Michael Hurley | 68 | Head | Retired | Massachusetts |
| 11 | Catherine Hurley | 66 | Wife | — | Ireland |
| 12 | John P. Hurley | 30 | Son | Clerk | Massachusetts |
| 13 | Michael J. Hurley | 28 | Son | Bank Examiner | Massachusetts |
| 14 | Timothy J. Theriault | 57 | Head | Starter | Ireland |
| 15 | Ellen T. Theriault | 59 | Wife | — | Ireland |
| 16 | Thomas Theriault | 28 | Son | Clerk | Massachusetts |
| 19 | Michael Bridge | 51 | Head | Tool Maker | Ireland |
| 20 | Ellen F. Bridge | 54 | Wife | — | Canada |
| 21 | Edward J. Bridge | 24 | Nephew | Electrician | Canada |
| 22 | John J. Keating | 43 | Head | Telegrapher | Canada |
| 23 | Elizabeth J. Keating | 41 | Wife | — | Massachusetts |
| 24 | Edward J. Keating | 16 | Son | — | Massachusetts |
| 25 | Marion Keating | 11 | Daughter | — | Connecticut |
| 26 | Daniel Connell | 41 | Head | Clerk | Massachusetts |
| 27 | Mary A. Connell | 39 | Wife | — | Massachusetts |
| 28 | Joseph B. Connell | 10 | Son | — | Massachusetts |
| 29 | Eileen A. Connell | 7 | Daughter | — | Massachusetts |
| 30 | Alice M. Connell | 2 | Daughter | — | Massachusetts |
| 31 | Mary A. Connell THIS PERSON | 0 | Daughter | — | Massachusetts |
| 32 | James F. Hanshaw | 30 | Head | Engineer | Ireland |
| 33 | Annabelle Hanshaw | 27 | Wife | — | Ireland |
| 34 | Mary E. Hanshaw | 1 | Daughter | — | Massachusetts |
| 35 | Thomas B. Hanshaw | 0 | Son | — | Massachusetts |
| 36 | Simon Marshall | 66 | Head | Carpenter | Nova Scotia |
| 37 | Harriet Marshall | 70 | Wife | — | Nova Scotia |
| 38 | Chester Marshall | 30 | Son | Painter | Massachusetts |
| 39 | George H. Ball | 57 | Head | Watchman | Massachusetts |
| 40 | Rose B. Ball | 38 | Wife | — | Massachusetts |
| 41 | George Francis Ball | 5 | Son | — | Massachusetts |
| 42 | James Dempsey | 32 | Head | Chauffeur | Ireland |
| 43 | Annie Dempsey | 30 | Wife | — | Ireland |
| 44 | James J. Dempsey | 3 | Son | — | Massachusetts |
| 45 | Joseph F. Dempsey | 1 | Son | — | Massachusetts |
| 46 | Anthony Rock | 34 | Head | Conductor | Ireland |
| 47 | Margaret Rock | 34 | Wife | — | Massachusetts |
| 48 | Beatrice Rock | 8 | Daughter | — | Ireland |
| 49 | Edward Rock | 6 | Son | — | Massachusetts |
| 50 | Anthony Rock | 2 | Son | — | Massachusetts |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)