NS
Nellie Sullivan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Cumberland-County, Maine
Our Model Tree links this Nellie Sullivan across the 1920, 1930 and 1940 US Censuses in Cumberland-County, Maine (XGBoost, ~Confirmed) — first a head (b.~1874), then head of a 6-person household.
Age 66
b. ~1874
Female
Head
Born: Maine
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Cumberland-County, Maine |
| Surname | Sullivan |
| Given Name | Nellie G. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 66 |
| Marital Status | Widowed |
| Birthplace | Maine |
| 1935 Residence (City) | Portland City |
| 1935 Residence (County) | Cumberland |
| Additional Details | |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Township / Ward | Portland City |
| Est. Birth Year | ~1874 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Nellie | Age | Birth yr |
|---|---|---|---|---|
| Mark Sullivan | Son | — | 29 | ~1911 |
| Mary Sullivan | Daughter | — | 40 | ~1900 |
| Anna Sullivan | Daughter | — | 25 | ~1915 |
| Nellie Sullivan | Head | — | 66 | ~1874 |
| Helen Sullivan | Daughter | — | 34 | ~1906 |
| John Sullivan | Son | — | 36 | ~1904 |
Census Appearances
1920
Cumberland, Maine
Head, age 45
Cumberland, Maine · implied b. ~1875 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Nellie |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 45 |
| Marital Status | Widowed |
| Birthplace | Maine |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1930
Cumberland, Maine
Head, age 54
Cumberland, Maine · implied b. ~1876 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Nellie A. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 54 |
| Marital Status | Widowed |
| Birthplace | Maine |
| Age at First Marriage | 19 |
| Father's Birthplace | Irish Free State |
| Mother's Birthplace | Irish Free State |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 5,000 |
| Radio Set | R |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1940
Cumberland-County, Maine
Head, age 66
Cumberland-County, Maine · implied b. ~1874 — 6 household members
| Surname | Sullivan |
| Given Name | Nellie G. |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | White |
| Age | 66 |
| Marital Status | Widowed |
| Birthplace | Maine |
| 1935 Residence (City) | Portland City |
| 1935 Residence (County) | Cumberland |
| Highest Grade | C 4 |
| 1935 Residence | Same place |
| 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 Nellie Sullivan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Nellie Sullivan
Head · 1940 · age 66 · b. ~1874 · 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-t0627-01476-00256)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mark J. Donlan | 54 | Head | Car Inspector | Irish Free State |
| 2 | Bridget E. Donlan | 72 | Wife | — | Irish Free State |
| 3 | Alice L. Donlan | 48 | Daughter | Registered Nurse | Maine |
| 4 | Patrick W. Driscoll | 68 | Head | — | Canada English |
| 5 | Mary E. Driscoll | 70 | Wife | Receiving Clerk | Maine |
| 6 | Eva G. Gibson | 72 | Head | — | Denmark |
| 7 | Theodore Gibson | 42 | Son | Painter | Maine |
| 8 | Galen A. Gibson | 27 | Son | Painter | Maine |
| 9 | Algernon E. Gibson | 25 | Son | Painter | Maine |
| 10 | John Legere | 23 | Head | Commercial Artist | Maine |
| 11 | Rose Legere | 19 | Wife | — | Canada English |
| 12 | Mary F. Gould | 60 | Head | — | Maine |
| 13 | Emma C. Gould | 47 | Sister | Librarian | Maine |
| 14 | Frederick C. Hamilton | 55 | Head | Clerk | Maine |
| 15 | Grace Hamilton | 57 | Wife | — | Maine |
| 16 | Beatrice Hamilton | 20 | Daughter | Payroll Department | Maine |
| 17 | Mabel Johnston | 52 | Head | Filing Clerk | Maine |
| 18 | Howard L. Bean | 45 | Head | Janitor | New Hampshire |
| 19 | Erma Bean | 35 | Wife | Presser | Canada English |
| 20 | Evelyn Bean | 18 | Daughter | Waitress | Maine |
| 21 | Benjamin Bean | 10 | Son | — | Maine |
| 22 | Dana Mayo | 2 | Nephew | — | New Hampshire |
| 23 | John E. Rowan | 78 | Head | — | Maine |
| 24 | Catherine A. Rowan | 76 | Wife | — | Maine |
| 25 | Bartley Flaherty | 51 | Head | Checker | Irish Free State |
| 26 | Mary Flaherty | 62 | Wife | — | Irish Free State |
| 27 | Timothy Flaherty | 30 | Son | Price Accountant | Maine |
| 28 | Mary Flaherty | 27 | Daughter | Clerk | Maine |
| 29 | Anna J. Flaherty | 25 | Daughter | Bookkeeper | Maine |
| 30 | Patrick Flaherty | 20 | Son | Carrier | Maine |
| 31 | Guy F. Dunton | 58 | Head | Manager | Maine |
| 32 | Bessie Dunton | 55 | Wife | — | Maine |
| 33 | William Thompson | 66 | Head | Purchasing Agent | Maine |
| 34 | Mary Thompson | 54 | Wife | — | Maine |
| 35 | Nellie G. Sullivan THIS PERSON | 66 | Head | — | Maine |
| 36 | Mary Sullivan | 40 | Daughter | Teacher | Maine |
| 37 | Helen Sullivan | 34 | Daughter | Teacher | Maine |
| 38 | John P. Sullivan | 36 | Son | Conservator | Maine |
| 39 | Mark M. Sullivan | 29 | Son | Odd Man | Maine |
| 40 | Anna M. Sullivan | 25 | Daughter | Secretary | Maine |
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)