MD
Mary Dillon — 1940 US Census Record
Linked across censuses1940 United States Federal Census · New-Haven-County, Connecticut
Our Model Tree links this Mary Dillon across the 1930 and 1940 US Censuses in New-Haven-County, Connecticut (XGBoost, ~Confirmed) — first a spouse (b.~1901), then head of a 10-person household.
Age 39
b. ~1901
Female
Spouse
Born: Connecticut
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | New-Haven-County, Connecticut |
| Surname | Dillon |
| Given Name | Mary B. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Connecticut |
| 1935 Residence (City) | West Haven |
| 1935 Residence (County) | New Haven |
| Additional Details | |
| Occupation | Cleaner |
| Industry | Telephone office |
| Class of Worker | PW |
| Hours Worked | 22 |
| Income (1939) | 343 |
| Highest Grade | Hs 4-4 |
| 1935 Residence | Same place |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
| Occupation | Cleaner |
| Township / Ward | West Haven |
| Est. Birth Year | ~1901 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Elizabeth Dillon | Daughter | — | 6 | ~1934 |
| Marie Dillon | Daughter | — | 17 | ~1923 |
| Dorothy Dillon | Daughter | — | 15 | ~1925 |
| Joan Dillon | Daughter | — | 5 | ~1935 |
| William Dillon | Head | — | 43 | ~1897 |
| William Dillon | Son | — | 13 | ~1927 |
| Richard Dillon | Son | — | 4 | ~1936 |
| Joseph Dillon | Son | — | 12 | ~1928 |
| Donald Dillon | Son | — | 10 | ~1930 |
| Mary Dillon | Spouse | — | 39 | ~1901 |
Census Appearances
1930
New Haven, …
Spouse, age 29
New Haven, Connecticut · implied b. ~1901 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dillon |
| Given Name | Mary |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Connecticut |
| Age at First Marriage | 21 |
| Father's Birthplace | Connecticut |
| Mother's Birthplace | Connecticut |
| Can Read/Write | Yes |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
1940
New-Haven-County, Connecticut
Spouse, age 39
New-Haven-County, Connecticut · implied b. ~1901 — 10 household members
| Surname | Dillon |
| Given Name | Mary B. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Connecticut |
| 1935 Residence (City) | West Haven |
| 1935 Residence (County) | New Haven |
| Occupation | Cleaner |
| Industry | Telephone office |
| Class of Worker | PW |
| Hours Worked | 22 |
| Income (1939) | 343 |
| Highest Grade | Hs 4-4 |
| 1935 Residence | Same place |
| Birth State | Connecticut |
| Birth Country | United States |
| Birthplace (normalized) | connecticut |
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 Dillon across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Dillon
Spouse · 1940 · age 39 · b. ~1901 · Connecticut
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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 — New-Haven-County, Connecticut
Open full size
1940 US Federal Census — New-Haven-County, Connecticut
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00522-00857)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Louis R. Brindisi | 53 | Head | Tailor | Italy |
| 2 | Michelina Brindisi | 55 | Wife | — | Italy |
| 3 | James V. Brindisi | 37 | Son | Spotter | Connecticut |
| 4 | Frank Brindisi | 24 | Son | Cleaner | Connecticut |
| 5 | Joseph Brindisi | 23 | Son | Cleaner | Connecticut |
| 6 | Mario Brindisi | 20 | Son | Presser | Connecticut |
| 7 | Michael N. Brindisi | 19 | Son | Washer | Connecticut |
| 8 | Louis Brindisi | 14 | Son | — | Connecticut |
| 9 | Francisco Garofano | 68 | Head | — | Italy |
| 10 | Theresa Garofano | 58 | Wife | — | Italy |
| 11 | Samuel J. Garofano | 29 | Son | Foreman | Connecticut |
| 12 | Ralph Garofano | 24 | Son | Tree Trimmer | Connecticut |
| 13 | Anthony Cappiello | 11 | Nephew | — | Connecticut |
| 14 | Angelo Cappiello | 36 | Brother-in-law | Proprietor | Italy |
| 15 | Antoinette Cappiello | 34 | Daughter | Shaker | Connecticut |
| 16 | Andrew N. Giordano | 65 | Head | — | Italy |
| 17 | Antoinette Giordano | 63 | Wife | — | Italy |
| 18 | Anna M. Giordano | 27 | Daughter | Packer | New Jersey |
| 19 | Bartholomew J. Giordano | 24 | Son | Route Salesman | Connecticut |
| 20 | Rose M. Giordano | 22 | Daughter | Waitress | Connecticut |
| 21 | Jane J. Cavanaugh | 64 | Head | — | Eire |
| 22 | James D. Cavanaugh | 18 | Son | — | Connecticut |
| 23 | William Cavanaugh | 16 | Son | — | Connecticut |
| 24 | Albert L. Cavanaugh | 14 | Son | — | Connecticut |
| 25 | John Cavanaugh | 13 | Son | — | Connecticut |
| 26 | Edward Cavanaugh | 9 | Son | — | Connecticut |
| 27 | Hollis K. Allen | 33 | Head | Truck Driver | Connecticut |
| 28 | Ionie L. Allen | 38 | Wife | — | Eire |
| 29 | Hollis J. Allen | 10 | Son | — | Connecticut |
| 30 | Roy A. Allen | 4 | Son | — | Connecticut |
| 31 | William B. Dillon | 43 | Head | Comb-Sawyer | Connecticut |
| 32 | Mary B. Dillon THIS PERSON | 39 | Wife | Cleaner | Connecticut |
| 33 | Marie B. Dillon | 17 | Daughter | — | Connecticut |
| 34 | Dorothy J. Dillon | 15 | Daughter | — | Connecticut |
| 35 | William B. Dillon | 13 | Son | — | Connecticut |
| 36 | Joseph E. Dillon | 12 | Son | — | Connecticut |
| 37 | Donald S. Dillon | 10 | Son | — | Connecticut |
| 38 | Elizabeth A. Dillon | 6 | Daughter | — | Connecticut |
| 39 | Joan C. Dillon | 5 | Daughter | — | Connecticut |
| 40 | Richard J. Dillon | 4 | Son | — | Connecticut |
Related Census Records
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)