MW
Mary Welsh — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cuyahoga-County, Ohio
Our Model Tree links this Mary Welsh across the 1930 and 1940 US Censuses in Cuyahoga-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1889), then head of a 2-person household.
Age 51
b. ~1889
Female
Head
Born: England
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Cuyahoga-County, Ohio |
| Surname | Welsh |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Widowed |
| Birthplace | England |
| 1935 Residence (City) | Cleveland |
| 1935 Residence (County) | Cuyahoga |
| Naturalization Status | Naturalized |
| Additional Details | |
| Class of Worker | Yes |
| Hours Worked | 5 |
| Income (1939) | 78 |
| Highest Grade | 7 |
| 1935 Residence | Same House |
| Birth Country | England |
| Birthplace (normalized) | england |
| Township / Ward | Cleveland |
| Est. Birth Year | ~1889 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Welsh | Head | — | 51 | ~1889 |
| George Welsh | Son | — | 13 | ~1927 |
Census Appearances
1930
Cuyahoga, Ohio
Other, age 41
Cuyahoga, Ohio · implied b. ~1889 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Welsh |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | Naturalized |
| Year of Immigration | 1922 |
| Age at First Marriage | 22 |
| Father's Birthplace | England |
| Mother's Birthplace | Scotland |
| Occupation | none |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Cuyahoga-County, Ohio
Head, age 51
Cuyahoga-County, Ohio · implied b. ~1889 — 2 household members
| Surname | Welsh |
| Given Name | Mary |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 51 |
| Marital Status | Widowed |
| Birthplace | England |
| 1935 Residence (City) | Cleveland |
| 1935 Residence (County) | Cuyahoga |
| Naturalization Status | Naturalized |
| Class of Worker | Yes |
| Hours Worked | 5 |
| Income (1939) | 78 |
| Highest Grade | 7 |
| 1935 Residence | Same House |
| Birth Country | England |
| Birthplace (normalized) | england |
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 51 · b. ~1889 · Ohio
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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 — Cuyahoga-County, Ohio
Open full size
1940 US Federal Census — Cuyahoga-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03218-00434)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anna Wiltse | 36 | Daughter | — | Czechoslovakia |
| 42 | Harrison Jr. Wiltse | 6 | Son | — | Ohio |
| 43 | Geraldine Marie Wiltse | 3 | Daughter | — | Ohio |
| 44 | Milton Krasf | 42 | Head | Structural Layout Man | Ohio |
| 45 | Anna Krasf | 35 | Wife | — | Ohio |
| 46 | Henry Krasf | 16 | Son | — | Ohio |
| 47 | John Krasf | 14 | Son | — | Ohio |
| 48 | Lillian Krasf | 11 | Daughter | — | Ohio |
| 49 | Janet Krasf | 5 | Daughter | — | Ohio |
| 50 | Thelma Krasf | 1 | Daughter | — | Ohio |
| 51 | William Koberna | 38 | Head | B. M. Tender | Ohio |
| 52 | Pauline Koberna | 27 | Wife | — | Ohio |
| 53 | Ernest Koberna | 35 | Brother | Crane Operator | Ohio |
| 54 | Anna Koberna | 32 | In-Law | Drill Press | Penna |
| 55 | Frank Mosely | 55 | Head | — | New York |
| 56 | Pauline Mosely | 54 | Wife | — | Germany |
| 57 | Alice Mosely | 24 | Daughter | New Worker | Ohio |
| 58 | George Walters | 47 | Head | Varnish Maker | England |
| 59 | Lily Walters | 47 | Wife | — | England |
| 60 | Margaret Walters | 19 | Daughter | Computer Operator | England |
| 61 | John Walters | 14 | Son | — | Ohio |
| 62 | Dayton Brown | 29 | Head | Stocker | Ohio |
| 63 | Helen Brown | 25 | Wife | — | Ohio |
| 64 | William Brown | 8 | Son | — | Ohio |
| 65 | Marie Fairhaven | 29 | Sister-in-Law | — | Iowa |
| 66 | Willie Fairhaven | 28 | Brother-in-Law | Bundler | Ohio |
| 67 | Phyllis Fairhaven | 3 | Niece | — | Ohio |
| 68 | Vernon Stevens | 55 | Head | Clerical-Mach. | Ohio |
| 69 | Anna Stevens | 55 | Wife | — | Ohio |
| 70 | Joseph Gugonitz | 61 | Head | Wire Drawer | Yugoslavia |
| 71 | Frances Gugonitz | 53 | Wife | — | Yugoslavia |
| 72 | Josephine Gugonitz | 25 | Daughter | Typist | Ohio |
| 73 | Albert Gugonitz | 23 | Son | Cold-Mill | Ohio |
| 74 | Robert Carson | 58 | Head | Messenger | Canada-Fr |
| 75 | Agnes Carson | 55 | Wife | — | Michigan |
| 76 | Hazel Tunger | 31 | Lodger | Nurse Maid | Ohio |
| 77 | Carl E. Tunger | 5 | Lodger-Son | — | Ohio |
| 78 | Mary Welsh THIS PERSON | 51 | Head | — | England |
| 79 | George Welsh | 13 | Son | — | Ohio |
| 80 | Joseph Wargo | 22 | Head | Foreman | Penna |
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)