JM
John Mcdonough — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cumberland, Maine
Our Model Tree links this John Mcdonough across the 1920 and 1930 US Censuses in Cumberland, Maine (XGBoost, ~Confirmed) — first a head (b.~1883), then head of a 7-person household.
Age 47
b. ~1883
Male
Head
Born: Ireland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cumberland, Maine |
| Surname | McDonough |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1897 |
| Age at First Marriage | 24 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Additional Details | |
| Occupation | Baggage Master |
| Industry | Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 1000 |
| Radio Set | R |
| Veteran | No |
| Birth Country | Ireland |
| Birthplace (normalized) | ireland |
| Occupation | Baggage Master |
| Township / Ward | Portland City |
| Est. Birth Year | ~1883 |
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 1930 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Helene Mcdonough | Daughter | — | 19 | ~1911 |
| Eleanor Mcdonough | Daughter | — | 13 | ~1917 |
| Dorothy Mcdonough | Daughter | — | 12 | ~1918 |
| Gertrude Mcdonough | Daughter | — | 20 | ~1910 |
| John Mcdonough | Head | — | 47 | ~1883 |
| John Mcdonough | Son | — | 22 | ~1908 |
| Catherine Mcdonough | Spouse | — | 40 | ~1890 |
Census Appearances
1920
Cumberland, Maine
Head, age 37
Cumberland, Maine · implied b. ~1883 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDonough |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Ireland |
| Year of Immigration | 1902 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Laborer |
| Industry | General Work |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | Ireland |
| Year of Naturalization | 1912 |
| Birthplace (normalized) | ireland |
1930
Cumberland, Maine
Head, age 47
Cumberland, Maine · implied b. ~1883 — 7 household members
| Surname | McDonough |
| Given Name | John J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 47 |
| Marital Status | Married |
| Birthplace | Ireland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1897 |
| Age at First Marriage | 24 |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | Baggage Master |
| Industry | Railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | O |
| Home Value / Rent | 1000 |
| Radio Set | R |
| Veteran | No |
| 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 John Mcdonough across 2 US Census years (1920 and 1930) in Cumberland, Maine, using XGBoost record linkage.
Show:
This person
Anchor record
John Mcdonough
Head · 1930 · age 47 · b. ~1883 · Maine
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Cumberland, Maine
Open full size
1930 US Federal Census — Cumberland, Maine
Page Contents
50 people indexed on this census page (ia:1930:15thcensus830unit:0835)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Marion S. Logue | 40 | Sister-in-law | — | Maine |
| 52 | John J. Mcdonough THIS PERSON | 47 | Head | Baggage Master | Ireland |
| 53 | Catherine F. Mcdonough | 40 | Wife | — | Maine |
| 54 | John J. Jr. Mcdonough | 22 | Son | Saleslady | Maine |
| 55 | Gertrude Mcdonough | 20 | Daughter | Clerk | Maine |
| 56 | Helene Mcdonough | 19 | Daughter | Operator | Maine |
| 57 | Eleanor Mcdonough | 13 | Daughter | — | Maine |
| 58 | Dorothy Mcdonough | 12 | Daughter | — | Maine |
| 59 | Mary O'Malley | 45 | Head | — | Northern Ireland |
| 60 | Mary O'Malley | 18 | Daughter | Stenographer | Maine |
| 61 | Catherine O'Malley | 15 | Daughter | — | Maine |
| 62 | Dominick Nappi | 65 | Head | Helper | Italy |
| 63 | Samuel Nappi | 32 | Son | Fruit Peddler | Italy |
| 64 | Carmilla Nappi | 34 | Daughter-in-law | — | Italy |
| 65 | Samuel Nappi | 12 | Grandson | — | Maine |
| 66 | Joseph Nappi | 9 | Grandson | — | Maine |
| 67 | Mary Nappi | 8 | Granddaughter | — | Maine |
| 68 | James Nappi | 5 | Grandson | — | Maine |
| 69 | Dominick Nappi | 2 | Grandson | — | Maine |
| 70 | Elmer F. Anderson | 21 | Head | Clerk | Maine |
| 71 | Doris Anderson | 18 | Wife | — | Maine |
| 72 | Richard Anderson | 1 | Son | — | Maine |
| 73 | Robert A. Collins | 70 | Head | — | Canada-English |
| 74 | Margaret Collins | 62 | Wife | — | Canada-English |
| 75 | Maurice D. Collins | 36 | Son | Salesman | Canada-English |
| 76 | Louis Collins | 28 | Son | Janitor | Canada-English |
| 77 | Margaret Kearney | 55 | Head | — | Maine |
| 78 | Frank Kearney | 57 | Brother | — | Maine |
| 79 | Amelia Brady | 61 | Sister | — | Maine |
| 80 | William Kearney | 53 | Brother | Carpenter | Maine |
| 81 | Beverly Cranbol | 79 | Head | — | Canada-English |
| 82 | Louise L. Cranbol | 77 | Wife | — | Canada-English |
| 83 | Charles D. Cranbol | 50 | Son | Bookkeeper | Canada-English |
| 84 | Jeremiah Courtney | 65 | Head | Baggage-Man | New Hampshire |
| 85 | Laura E. Courtney | 59 | Wife | — | Maine |
| 86 | Edward E. Blanchard | 64 | Head | Musician | Maine |
| 87 | Grace Blanchard | 60 | Wife | — | Maine |
| 88 | Safford Macomber | 60 | Head | Captain | Canada-English |
| 89 | Elva Macomber | 70 | Wife | — | Canada-English |
| 90 | Arthur H. Fowler | 65 | Head | Sail Maker | Maine |
| 91 | Gertrude M. Fowler | 56 | Wife | — | Maine |
| 92 | Richard F. Spearin | 52 | Head | Metal Worker | Maine |
| 93 | Abbie Spearin | 49 | Wife | — | Maine |
| 94 | Jerome M. Brackett | 54 | Boarder | Fisherman | Maine |
| 95 | Alfred F. Mills | 48 | Head | Motorman | New Hampshire |
| 96 | Jennie Mills | 47 | Wife | — | Massachusetts |
| 97 | Stella Mills | 23 | Daughter | — | Maine |
| 98 | Alfred R. Mills | 19 | Son | Laboratory Worker | Maine |
| 99 | James A. O'Brien | 58 | Head | Laborer | Maine |
| 100 | Helene O'Brien | 46 | Wife | — | Canada-English |
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)