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Mary Welsh — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hartford-County, Connecticut
Our Model Tree links this Mary Welsh across the 1930 and 1940 US Censuses in Hartford-County, Connecticut (XGBoost, ~Confirmed) — first a head (b.~1898), then head of a 3-person household.
Age 42
b. ~1898
Female
Head
Born: Maine
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Hartford-County, Connecticut |
| Surname | Welsh |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Widowed |
| Birthplace | Maine |
| 1935 Residence (City) | Hartford City |
| 1935 Residence (County) | Hartford |
| Additional Details | |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Township / Ward | Hartford City |
| Est. Birth Year | ~1898 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Welsh | Head | — | 42 | ~1898 |
| Richard Grant | Other | — | 43 | ~1897 |
| Carlton Welsh | Son | — | 17 | ~1923 |
Census Appearances
1930
Hartford, Connecticut
Other, age 32
Hartford, Connecticut · implied b. ~1898 — 20 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Welsh |
| Given Name | Mary W |
| Relationship to Head | Roomer |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Maine |
| Age at First Marriage | 21 |
| Father's Birthplace | Maine |
| Mother's Birthplace | Massachusetts |
| Occupation | Assembler |
| Industry | Typewriter Facy |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Hartford-County, Connecticut
Head, age 42
Hartford-County, Connecticut · implied b. ~1898 — 3 household members
| Surname | Welsh |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Widowed |
| Birthplace | Maine |
| 1935 Residence (City) | Hartford City |
| 1935 Residence (County) | Hartford |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
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 Welsh across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Welsh
Head · 1940 · age 42 · b. ~1898 · 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 — Hartford-County, Connecticut
Open full size
1940 US Federal Census — Hartford-County, Connecticut
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00538-00254)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Solomon Zabaorsky | 55 | Head | Dept. | Russia |
| 2 | Lena Zabaorsky | 29 | Daughter | Bookkeeper | Conn |
| 3 | David Zabaorsky | 26 | Son | Electrician | Conn |
| 4 | William Shaw | 32 | Head | Assembler | Maine |
| 5 | Ella Shaw | 33 | Wife | — | Conn |
| 6 | Willis Shaw | 4 | Son | — | Conn |
| 7 | Edward Kirkham | 76 | Head | Inspector | England |
| 8 | Jane Alice Kirkham | 66 | Wife | — | England |
| 9 | Mary Welsh THIS PERSON | 42 | Head | — | Maine |
| 10 | Carlton Welsh | 17 | Son | — | Conn |
| 11 | Richard Grant | 43 | Boarder | Clerk | Conn |
| 12 | Leonard Zagorsky | 21 | Head | Drop Forging | Conn |
| 13 | Gertrude Zagorsky | 19 | Wife | — | Conn |
| 14 | Andrew Zagorsky | 0 | Son | — | Conn |
| 15 | Harold Akin | 31 | Head | Salesman | Illinois |
| 16 | Marjorie Akin | 28 | Wife | — | New Jersey |
| 17 | Ethel Akin | 10 | Daughter | — | Conn |
| 18 | Marjorie Akin | 6 | Daughter | — | Conn |
| 19 | Sharon Akin | 4 | Daughter | — | Conn |
| 20 | Harry Muskewitz | 32 | Head | Clerk | Conn |
| 21 | Bertha Muskewitz | 29 | Wife | — | Conn |
| 22 | Joan Muskewitz | 3 | Daughter | — | Conn |
| 23 | Albert Parker | 31 | Head | Service-Man | England |
| 24 | Ruby Parker | 27 | Wife | Nurse | Vermont |
| 25 | Frederick Jordan | 57 | Head | Salesman | Conn |
| 26 | Mary Jordan | 55 | Wife | — | Conn |
| 27 | Helen Jordan | 21 | Daughter | Saleslady | Conn |
| 28 | Fidilef Jordan | 19 | Daughter | — | Conn |
| 29 | Chris Lorensen | 57 | Head | Hod-Carrier | Denmark |
| 30 | Cecilia Lorensen | 58 | Wife | — | Denmark |
| 31 | Oda Lorensen | 28 | Daughter | Tel. Chief Instructor | Conn |
| 32 | Louis Galinsky | 50 | Head | Tailor | Russia |
| 33 | Bertha Galinsky | 45 | Wife | — | Russia |
| 34 | Julia Galinsky | 19 | Daughter | Clerical Wk | Conn |
| 35 | David Galinsky | 9 | Son | Clerk | Conn |
| 36 | John Fitzpatrick | 37 | Head | Clerk | Conn |
| 37 | Irene Fitzpatrick | 33 | Wife | — | Conn |
| 38 | Violet Mclaughlen | 16 | Niece | — | Conn |
| 39 | Daniel O'Brien | 43 | Head | Worker | Conn |
| 40 | Ann O'Brien | 40 | Wife | — | Can. French |
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)