MD
Mary Dooley — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Dakota-County, Minnesota
Our Model Tree links this Mary Dooley across the 1930 and 1940 US Censuses in Dakota-County, Minnesota (XGBoost, ~Confirmed) — first a daughter (b.~1920), then head of a 9-person household.
Age 20
b. ~1920
Female
Daughter
Born: Minnesota
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Dakota-County, Minnesota |
| Surname | Dooley |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | St. Paul |
| 1935 Residence (County) | Dakota |
| Additional Details | |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | St Paul |
| Est. Birth Year | ~1920 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Bernard Weeks | Other | — | 25 | ~1915 |
| Marguerite Dooley | Daughter | — | 22 | ~1918 |
| Mary Dooley | Head | — | 44 | ~1896 |
| Francis Dooley | Son | — | 24 | ~1916 |
| Pat Dooley | Son | — | 2 | ~1938 |
| Mary Dooley | Daughter | — | 20 | ~1920 |
| Pat O'Conlin | Other | — | 77 | ~1863 |
| Donald Dooley | Son | — | 22 | ~1918 |
| Eleanor Ensign | Other | — | 25 | ~1915 |
Census Appearances
1930
Dakota, Minnesota
Daughter, age 10
Dakota, Minnesota · implied b. ~1920 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dooley |
| Given Name | Mary E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Dakota-County, Minnesota
Daughter, age 20
Dakota-County, Minnesota · implied b. ~1920 — 9 household members
| Surname | Dooley |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Minnesota |
| 1935 Residence (City) | St. Paul |
| 1935 Residence (County) | Dakota |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Mary Dooley across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Dooley
Daughter · 1940 · age 20 · b. ~1920 · Minnesota
★ You are viewing this record
Sibling
Pat Dooley
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Dooley
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marguerite Dooley
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Dooley
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Dakota-County, Minnesota
Open full size
1940 US Federal Census — Dakota-County, Minnesota
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-01918-00202)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Alex Smith | 53 | Head | Salesman | Scotland |
| 42 | Linda Smith | 51 | Wife | — | Minnesota |
| 43 | Claude Miller | 44 | Head | Salesman | Missouri |
| 44 | Edith Miller | 44 | Wife | — | Minnesota |
| 45 | James Miller | 12 | Son | — | Minnesota |
| 46 | William Rost | 41 | Head | Clerk | No. Dakota |
| 47 | Ruth Rost | 42 | Wife | — | No. Dakota |
| 48 | Billy Rost | 13 | Son | — | Minnesota |
| 49 | Ila Running | 36 | Head | Engineer | Minnesota |
| 50 | Lois Running | 35 | Wife | — | So. Dakota |
| 51 | Ernest Hummel | 47 | Head | Clerk | Minnesota |
| 52 | Ruth Hummel | 43 | Wife | — | Minnesota |
| 53 | Lena Hummel | 20 | Daughter | Packing House | Minnesota |
| 54 | Robert Hummel | 14 | Son | — | Minnesota |
| 55 | Arthur Olson | 46 | Head | Labor | Minnesota |
| 56 | Lydia Olson | 44 | Wife | — | Minnesota |
| 57 | Chris Lanck | 44 | Head | Contractor | Minnesota |
| 58 | Margaret Lanck | 38 | Wife | — | Minnesota |
| 59 | Arthur Kehler | 41 | Head | Clergyman | Minnesota |
| 60 | Florence Kehler | 40 | Wife | — | Minnesota |
| 61 | Robert Kehler | 15 | Son | — | Minnesota |
| 62 | Luther Kehler | 10 | Son | — | Minnesota |
| 63 | Catherine Kehler | 10 | Daughter | — | Minnesota |
| 64 | Mary Kehler | 8 | Daughter | — | Minnesota |
| 65 | Louis Estby | 47 | Head | Labor | Minnesota |
| 66 | Ethel Estby | 45 | Wife | — | Minnesota |
| 67 | Phill Woog | 56 | Head | Owner | Hungary |
| 68 | Susana Woog | 52 | Wife | — | Hungary |
| 69 | Angela Woog | 18 | Daughter | Office | Minnesota |
| 70 | Mary Dooley | 44 | Head | Seamstress | Minnesota |
| 71 | Francis Dooley | 24 | Son | Labor | Minnesota |
| 72 | Donald Dooley | 22 | Son | Labor | Minnesota |
| 73 | Mary Dooley THIS PERSON | 20 | Daughter | — | Minnesota |
| 74 | Marguerite Dooley | 22 | Daughter | — | Minnesota |
| 75 | Pat Dooley | 2 | Son | — | Minnesota |
| 76 | Pat O'Conlin | 77 | Father | — | Minnesota |
| 77 | Bernard Weeks | 25 | Lodger | Dishwasher | Minnesota |
| 78 | Eleanor Ensign | 25 | Lodger | Waitress | Minnesota |
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)