MS
Margaret Sullivan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Cumberland, Maine
Our Model Tree links this Margaret Sullivan across the 1920, 1930 and 1940 US Censuses in Cumberland, Maine (XGBoost, ~Confirmed) — first a spouse (b.~1881), then head of a 5-person household.
Age 49
b. ~1881
Female
Spouse
Born: Maine
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Cumberland, Maine |
| Surname | Sullivan |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Maine |
| Age at First Marriage | 16 |
| Father's Birthplace | England |
| Mother's Birthplace | Scotland |
| Additional Details | |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
| Township / Ward | Portland City |
| 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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Mary Sullivan | Daughter | — | 15 | ~1915 |
| James Sullivan | Head | — | 58 | ~1872 |
| Joseph Sullivan | Son | — | 22 | ~1908 |
| George Sullivan | Son | — | 12 | ~1918 |
| Margaret Sullivan | Spouse | — | 49 | ~1881 |
Census Appearances
1920
Cumberland, Maine
Spouse, age 39
Cumberland, Maine · implied b. ~1881 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Margaret A |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Maine |
| Father's Birthplace | Ireland |
| Mother's Birthplace | Ireland |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
1930
Cumberland, Maine
Spouse, age 49
Cumberland, Maine · implied b. ~1881 — 5 household members
| Surname | Sullivan |
| Given Name | Margaret |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Maine |
| Age at First Marriage | 16 |
| Father's Birthplace | England |
| Mother's Birthplace | Scotland |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Maine |
| Birth Country | United States |
| Birthplace (normalized) | maine |
Head, age 58
Cumberland-County, Maine · implied b. ~1882 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Mary C |
| Relationship to Head | head |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Widowed |
| Birthplace | Maine |
| 1935 Residence (City) | Portland City |
| 1935 Residence (County) | Cumberland |
| Occupation | No |
| Industry | No |
| Class of Worker | No |
| Hours Worked | 5 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 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 Margaret Sullivan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Sullivan
Spouse · 1930 · age 49 · b. ~1881 · Maine
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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:1132)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | — | None | — | — | — |
| 2 | — | None | — | — | — |
| 3 | — | None | — | — | — |
| 4 | — | None | — | — | — |
| 5 | — | None | — | — | — |
| 6 | — | None | — | — | — |
| 7 | Edward Stacy | 42 | Head | — | Maine |
| 8 | Lillian Stacy | 41 | Wife | — | Maine |
| 9 | Dorothy Stacy | 14 | Daughter | — | Maine |
| 10 | Myrene Stacy | 12 | Daughter | — | Maine |
| 11 | — | None | — | — | — |
| 12 | — | None | — | — | — |
| 13 | — | None | — | — | — |
| 14 | — | None | — | — | — |
| 15 | — | None | — | — | — |
| 16 | — | None | — | — | — |
| 17 | James Sullivan | 58 | Head | Fisherman | Maine |
| 18 | Margaret Sullivan THIS PERSON | 49 | Wife | — | Maine |
| 19 | Joseph Sullivan | 22 | Son | Laborer | Maine |
| 20 | Mary Sullivan | 15 | Daughter | — | Maine |
| 21 | George Sullivan | 12 | Son | — | Maine |
| 22 | Gertrude Nyman | 47 | Head | Janitor | Maine |
| 23 | Frederick Foster | 51 | Head | — | New Hampshire |
| 24 | Lillian Foster | 51 | Wife | — | Maine |
| 25 | Frederick Foster | 21 | Son | — | Maine |
| 26 | Edward Foster | 18 | Son | — | Maine |
| 27 | Thomas Foster | 14 | Son | — | Maine |
| 28 | Thomas Foster | 44 | Head | — | Maine |
| 29 | Foster | None | — | — | — |
| 30 | Christian Borgeson | 72 | Head | Janitor | Denmark |
| 31 | Mina Borgeson | 70 | Wife | — | Denmark |
| 32 | Ellen E. Kelley | 70 | Head | — | Maine |
| 33 | William Kelley | 32 | Son | Clerk | Maine |
| 34 | Edward Kelley | 30 | Son | — | Maine |
| 35 | Jordan Kelley | 28 | Son | — | Maine |
| 36 | James Kelley | 26 | Son | — | Maine |
| 37 | Annie Kelley | 24 | Daughter | — | Maine |
| 38 | — | None | — | — | — |
| 39 | — | None | — | — | — |
| 40 | — | None | — | — | — |
| 41 | — | None | — | — | — |
| 42 | — | None | — | — | — |
| 43 | John Lowery | 57 | Head | Printer | Maine |
| 44 | Annie Lowery | 47 | Wife | — | Maine |
| 45 | John Jr. Lowery | 19 | Son | Usher | Maine |
| 46 | Patrick Lowery | 53 | Head | Laborer | Maine |
| 47 | Annie Lowery | 53 | Wife | — | Maine |
| 48 | John Lowery | 24 | Son | Laborer | Maine |
| 49 | Theresa Lowery | 21 | Daughter | Servant | Maine |
| 50 | Lowery | None | — | — | — |
Related Census Records
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)