MD
Margaret Donovan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Plymouth-County, Massachusetts
Our Model Tree links this Margaret Donovan across the 1920, 1930 and 1940 US Censuses in Plymouth-County, Massachusetts (XGBoost, ~Confirmed) — first a spouse (b.~1890), then head of a 13-person household.
Age 50
b. ~1890
Female
Spouse
Born: Massachusetts
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Plymouth-County, Massachusetts |
| Surname | Donovan |
| Given Name | Margaret R |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Brockton City |
| 1935 Residence (County) | Plymouth |
| Additional Details | |
| Industry | 0 |
| Class of Worker | No |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Brockton City |
| Est. Birth Year | ~1890 |
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.
13 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret Donovan | Daughter | — | 14 | ~1926 |
| Joseph Donovan | Son | — | 19 | ~1921 |
| Helen Donovan | Daughter | — | 21 | ~1919 |
| James Donovan | Son | — | 9 | ~1931 |
| Alice Donovan | Daughter | — | 5 | ~1935 |
| Ann Donovan | Daughter | — | 11 | ~1929 |
| Mary Donovan | Daughter | — | 13 | ~1927 |
| William Donovan | Son | — | 16 | ~1924 |
| J Donovan | Head | — | 50 | ~1890 |
| Dorothy Donovan | Daughter | — | 7 | ~1933 |
| Margaret Donovan | Spouse | — | 50 | ~1890 |
| George Donovan | Son | — | 18 | ~1922 |
| J Donovan | Son | — | 23 | ~1917 |
Census Appearances
1920
Plymouth, Massachusetts
Spouse, age 29
Plymouth, Massachusetts · implied b. ~1891 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donovan |
| Given Name | Margaret E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Plymouth, Massachusetts
Other, age 40
Plymouth, Massachusetts · implied b. ~1890 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Donovan |
| Given Name | Margaret E. |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 40 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 23 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
Plymouth-County, Massachusetts
Spouse, age 50
Plymouth-County, Massachusetts · implied b. ~1890 — 13 household members
| Surname | Donovan |
| Given Name | Margaret R |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 50 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | Brockton City |
| 1935 Residence (County) | Plymouth |
| Industry | 0 |
| Class of Worker | No |
| Highest Grade | No 8 |
| 1935 Residence | Same house |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Donovan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Margaret Donovan
Spouse · 1940 · age 50 · b. ~1890 · Massachusetts
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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 — Plymouth-County, Massachusetts
Open full size
1940 US Federal Census — Plymouth-County, Massachusetts
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01635-00790)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Paul Lancaster Dickey | 13 | Adopted son | — | United States |
| 2 | Cancel | None | — | — | — |
| 3 | William F Hamilton | 68 | Head | — | Connecticut |
| 4 | Saddie D Powers | 39 | Head | — | Massachusetts |
| 5 | William J Powers | 41 | Husband | Fire Keeper | Massachusetts |
| 6 | William J Jr Powers | 15 | Son | — | Massachusetts |
| 7 | Clement Powers | 14 | Son | — | Massachusetts |
| 8 | Patricia Powers | 11 | Daughter | — | Massachusetts |
| 9 | Robert A Powers | 6 | Son | — | Massachusetts |
| 10 | Charles W Ellis | 53 | Head | Nightwatchman | Massachusetts |
| 11 | Helen R Ellis | 15 | Daughter | — | Massachusetts |
| 12 | Charles H Ellis | 13 | Son | — | Massachusetts |
| 13 | Barbara R Ellis | 12 | Daughter | — | Massachusetts |
| 14 | Edith H Scott | 66 | Housekeeper | Housekeeper | Massachusetts |
| 16 | J Joseph Donovan | 50 | Head | Office Manager | Massachusetts |
| 17 | Margaret R Donovan THIS PERSON | 50 | Wife | — | Massachusetts |
| 18 | J Edward Donovan | 23 | Son | Clerk General | Massachusetts |
| 19 | Helen M Donovan | 21 | Daughter | Clerk General | Massachusetts |
| 20 | Joseph T Donovan | 19 | Son | New Worker | Massachusetts |
| 21 | George F Donovan | 18 | Son | — | Massachusetts |
| 22 | William F Donovan | 16 | Son | — | Massachusetts |
| 23 | Margaret M Donovan | 14 | Daughter | — | Massachusetts |
| 24 | Mary J Donovan | 13 | Daughter | — | Massachusetts |
| 25 | Ann L Donovan | 11 | Daughter | — | Massachusetts |
| 26 | James V Donovan | 9 | Son | — | Massachusetts |
| 27 | Dorothy R Donovan | 7 | Daughter | — | Massachusetts |
| 28 | Alice F Donovan | 5 | Daughter | — | Massachusetts |
| 29 | Angelo L Smyrnakis | 38 | Head | Supervising Clerk | Greece |
| 30 | Alkmine Smyrnakis | 26 | Wife | — | Massachusetts |
| 31 | Dorothea A Smyrnakis | 5 | Daughter | — | Massachusetts |
| 32 | Aphrodite Smyrnakis | 4 | Daughter | — | Massachusetts |
| 33 | Beatrice Smyrnakis | 2 | Daughter | — | Massachusetts |
| 34 | Delia A Lyons | 75 | Head | — | Eire |
| 35 | Margaret A Lyons | 43 | Daughter | — | Massachusetts |
| 36 | Katherine F Lyons | 39 | Daughter | Waitress | Massachusetts |
| 37 | Gustaff H Gronlund | 56 | Head | General Room | Sweden |
| 38 | Ellen A Gronlund | 60 | Wife | — | Sweden |
| 39 | Arthur H Gronlund | 19 | Son | Fire Hazard Project | Massachusetts |
| 40 | Ernest F Orlando | 33 | Head | Owner Assistant | Massachusetts |
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)