MC
Mary Connelly — 1930 US Census Record
Linked across censuses1930 United States Federal Census · New Haven, Connecticut
Our Model Tree links this Mary Connelly across the 1930 and 1940 US Censuses in New Haven, Connecticut (XGBoost, ~Confirmed) — first a spouse (b.~1873), then head of a 20-person household.
Age 57
b. ~1873
Female
Spouse
Born: Ireland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | New Haven, Connecticut |
| Surname | Connelly |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Ireland |
| Age at First Marriage | 17 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Township / Ward | West Haven |
| Est. Birth Year | ~1873 |
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.
20 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Gordon Collins | Son | — | 10 | ~1920 |
| Arthur Daudelin | Spouse | — | 55 | ~1875 |
| James Connelly | Son | — | 26 | ~1904 |
| Walter Connelly | Son | — | 23 | ~1907 |
| Ellis Wilson | Other | — | 18 | ~1912 |
| Newton O'Berry | Spouse | — | 43 | ~1887 |
| James Connelly | Head | — | 57 | ~1873 |
| Elizabeth Collins | Other | — | 29 | ~1901 |
| Cornelius Shea | Spouse | — | 64 | ~1866 |
| Agnes Rowland | Spouse | — | 32 | ~1898 |
| Walter Collins | Son | — | 6 | ~1924 |
| Dorothy Collins | Daughter | — | 4 | ~1926 |
| Patrick O'Rourke | Spouse | — | 30 | ~1900 |
| Mary Shea | Spouse | — | 62 | ~1868 |
| Margaret O'Rourke | Spouse | — | 28 | ~1902 |
| Arien Collins | Daughter | — | 9 | ~1921 |
| Clara Daudelin | Spouse | — | 57 | ~1873 |
| Gilbert Rowland | Spouse | — | 30 | ~1900 |
| Mary Connelly | Spouse | — | 57 | ~1873 |
| Marion O'Berry | Daughter | — | 39 | ~1891 |
Census Appearances
1930
New Haven, …
Spouse, age 57
New Haven, Connecticut · implied b. ~1873 — 20 household members
| Surname | Connelly |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Ireland |
| Age at First Marriage | 17 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read/Write | Yes |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
Spouse, age 65
New-Haven-County, Connecticut · implied b. ~1875 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Connolly |
| Given Name | Mary G. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Ireland |
| 1935 Residence (City) | Milford |
| 1935 Residence (County) | New Haven |
| Naturalization Status | Naturalized |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
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 Connelly across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Connelly
Spouse · 1930 · age 57 · b. ~1873 · Connecticut
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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 — New Haven, Connecticut
Open full size
1930 US Federal Census — New Haven, Connecticut
Page Contents
50 people indexed on this census page (ia:1930:15thcensus281unit:0361)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Louise Newell | 7 | Daughter | None | Connecticut |
| 52 | Roger Newell | 5 | Son | None | Connecticut |
| 53 | Theodore Hyde | 26 | Roomer | Supervisor | New York |
| 54 | Florence Hyde | 22 | Roomer | None | Penn. |
| 55 | Audrey Hyde | 3 | Roomer | None | Connecticut |
| 56 | Louis Frugno | 51 | Head | Store Keeper | Italy |
| 57 | Josephine Frugno | 51 | Wife | None | Italy |
| 58 | Louis J. Frugno | 18 | Son | Mechanic | Connecticut |
| 59 | Josephine Sodrell | 42 | Head | Clerk | Illinois |
| 60 | Frederick Flanagan | 38 | Head | Dispatcher | Connecticut |
| 61 | Margaret Flanagan | 39 | Wife | None | Connecticut |
| 62 | Anita Flanagan | 14 | Daughter | None | Connecticut |
| 63 | Frank J. Flanagan | 13 | Son | None | Connecticut |
| 64 | Louise Flanagan | 11 | Daughter | None | Connecticut |
| 65 | Thomas Degnan | 60 | Uncle | Retired | Connecticut |
| 66 | Jacob Chernoff | 41 | Head | Contractor | Russia |
| 67 | Minnie Chernoff | 33 | Wife | None | Connecticut |
| 68 | Marion Chernoff | 13 | Daughter | None | Connecticut |
| 69 | Richard Chernoff | 9 | Son | None | Connecticut |
| 70 | Anita Chernoff | 6 | Daughter | None | Connecticut |
| 71 | Adebert Haskell | 50 | Head | Inspector | Maine |
| 72 | Mary Haskell | 46 | Wife | None | Connecticut |
| 73 | Donald Haskell | 8 | Son | None | Connecticut |
| 74 | James H. Connelly | 57 | Head | Blacksmith | Connecticut |
| 75 | Mary Connelly THIS PERSON | 57 | Wife | None | Ireland |
| 76 | James M. Connelly | 26 | Son | Cable Splicer | Connecticut |
| 77 | Walter P. Connelly | 23 | Son | Truck Driver | Connecticut |
| 78 | Patrick O'Rourke | 30 | Husband | Motorman | Irish Free State |
| 79 | Margaret O'Rourke | 28 | Wife | None | Irish Free State |
| 80 | Cornelius J. Shea | 64 | Husband | Contractor | Massachusetts |
| 81 | Mary Shea | 62 | Wife | None | West Virginia |
| 82 | Marion O'Berry | 39 | Daughter | None | Connecticut |
| 83 | Newton O'Berry | 43 | Husband | Concessionaire | Florida |
| 84 | Gilbert Rowland | 30 | Husband | Store Keeper | Long Island |
| 85 | Agnes W. Rowland | 32 | Wife | None | Maryland |
| 86 | Elizabeth Collins | 29 | Sister | None | Maryland |
| 87 | Gordon Collins | 10 | Son | None | Connecticut |
| 88 | Arien Collins | 9 | Daughter | None | Connecticut |
| 89 | Walter Collins | 6 | Son | None | Connecticut |
| 90 | Dorothy Collins | 4 | Daughter | None | New York |
| 91 | Ellis Wilson | 18 | Brother | Clerk | Connecticut |
| 92 | Arthur Daudelin | 55 | Husband | Motorman | Mass. |
| 93 | Clara F. Daudelin | 57 | Wife | None | Indiana |
| 94 | Albert Allen | 49 | Head | Clerk | Connecticut |
| 95 | Sadie B. Allen | 48 | Wife | None | Connecticut |
| 96 | James C. Fish | 44 | Husband | Painter | New Hampshire |
| 97 | Rose M. Fish | 47 | Wife | None | New Haven |
| 98 | John Donovan | 23 | Head | Machinist | Connecticut |
| 99 | Mary Donovan | 23 | Wife | None | Connecticut |
| 100 | John Donovan | 0 | Son | None | Connecticut |
Related Census Records
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)