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James Mcdonough — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cumberland-County, Maine
Our Model Tree links this James Mcdonough across the 1930 and 1940 US Censuses in Cumberland-County, Maine (XGBoost, ~Confirmed) — first a head (b.~1881), then head of a 7-person household.
Age 59
b. ~1881
Male
Head
Born: Irish Free State
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cumberland-County, Maine |
| Surname | McDonough |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Portland |
| 1935 Residence (County) | Cumberland |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | brakeman |
| Industry | Steam Railroad |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1456 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birthplace (normalized) | irish free state |
| Occupation | Brakeman |
| Township / Ward | Portland |
| Est. Birth Year | ~1881 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Mcdonough | Son | — | 5 | ~1935 |
| Nora Mcdonough | Spouse | — | 52 | ~1888 |
| Edward Mcdonough | Son | — | 16 | ~1924 |
| William Mcdonough | Son | — | 15 | ~1925 |
| Mary Mcdonough | Daughter | — | 14 | ~1926 |
| Anne Mcdonough | Daughter | — | 12 | ~1928 |
| James Mcdonough | Head | — | 59 | ~1881 |
Census Appearances
1930
Androscoggin, Maine
Head, age 50
Androscoggin, Maine · implied b. ~1880
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | McDonough |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 50 |
| Marital Status | Widowed |
| Birthplace | Irish Free State |
| Naturalization Status | Naturalized |
| Year of Immigration | 1885 |
| Age at First Marriage | 20 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 16 |
| Veteran | No |
| Birthplace (normalized) | irish free state |
1940
Cumberland-County, Maine
Head, age 59
Cumberland-County, Maine · implied b. ~1881 — 7 household members
| Surname | McDonough |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Irish Free State |
| 1935 Residence (City) | Portland |
| 1935 Residence (County) | Cumberland |
| Naturalization Status | Naturalized |
| Occupation | brakeman |
| Industry | Steam Railroad |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1456 |
| Highest Grade | No 3 |
| 1935 Residence | Same place |
| Birthplace (normalized) | irish free state |
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 James Mcdonough across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
James Mcdonough
Head · 1940 · age 59 · b. ~1881 · Maine
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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 — Cumberland-County, Maine
Open full size
1940 US Federal Census — Cumberland-County, Maine
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01475-01037)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | John H. Wiemert | 48 | Head | Boiler Engineer | Massachusetts |
| 2 | Bridget A. Wiemert | 46 | Wife | — | Maine |
| 3 | Walter M. Wiemert | 22 | Son | Clerk-Sales | Massachusetts |
| 4 | Lawrence F. Wiemert | 20 | Son | Jackor | Maine |
| 5 | William B. Wiemert | 18 | Son | — | Maine |
| 6 | Charles E. Wiemert | 11 | Son | — | Massachusetts |
| 7 | Delia L. Foley | 65 | Head | — | Irish Free State |
| 8 | John E. Foley | 66 | Husband | — | Irish Free State |
| 9 | Margaret E. Foley | 22 | Daughter | Stenographer | Maine |
| 10 | Herbert C. Swift | 40 | Head | File Clerk | Massachusetts |
| 11 | Alice C. Swift | 39 | Wife | — | Maine |
| 12 | Herbert W. Swift | 16 | Son | — | West Virginia |
| 13 | Stephen Decon | 78 | Head | — | Irish Free State |
| 14 | Delia Decon | 76 | Wife | — | Irish Free State |
| 15 | Mary A. Decon | 41 | Daughter | Clerk | Maine |
| 16 | James Mcdonough THIS PERSON | 59 | Head | Brakeman | Irish Free State |
| 17 | Nora Mcdonough | 52 | Wife | — | Irish Free State |
| 18 | Edward J. Mcdonough | 16 | Son | — | Maine |
| 19 | William Mcdonough | 15 | Son | — | Maine |
| 20 | Mary P. Mcdonough | 14 | Daughter | — | Maine |
| 21 | Anne B. Mcdonough | 12 | Daughter | — | Maine |
| 22 | James M. Mcdonough | 5 | Son | — | Maine |
| 23 | Patrick J. Flaherty | 52 | Head | Longshoreman | Irish Free State |
| 24 | Elizabeth R. Flaherty | 50 | Wife | — | Maine |
| 25 | Mary M. Flaherty | 21 | Daughter | Saleswoman | Maine |
| 26 | Stephen P. Concannon | 39 | Head | Sexton | Irish Free State |
| 27 | Catherine A. Concannon | 36 | Wife | — | Irish Free State |
| 28 | Margaret M. Concannon | 8 | Daughter | — | Maine |
| 29 | Joseph Concannon | 8 | Son | — | Maine |
| 30 | Vincent C. Concannon | 7 | Son | — | Maine |
| 31 | Mary A. Concannon | 6 | Daughter | — | Maine |
| 32 | Stephen F. Concannon | 1 | Son | — | Maine |
| 33 | Louis W. Lee | 34 | Head | Painter | Maine |
| 34 | Nancy Lee | 30 | Wife | — | Scotland |
| 35 | Margaret A. Lee | 10 | Daughter | — | Maine |
| 36 | Lillian A. Lee | 5 | Daughter | — | Maine |
| 37 | Virginia L. Lee | 2 | Daughter | — | Maine |
| 38 | Rosemary Lee | 0 | Daughter | — | Maine |
| 39 | John C. Kane | 43 | Head | Shipper | Maine |
| 40 | Elizabeth M. Kane | 34 | Wife | — | Maine |
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)