DS
Dorothy Sullivan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Dorothy Sullivan across the 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a daughter (b.~1929), then head of a 11-person household.
Age 11
b. ~1929
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Sullivan |
| Given Name | Dorothy A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1929 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| John Sullivan | Son | — | 20 | ~1920 |
| Aimee Sullivan | Daughter | — | 18 | ~1922 |
| Walter Sullivan | Son | — | 29 | ~1911 |
| Josephine Sullivan | Daughter | — | 13 | ~1927 |
| Helena De May | Other | — | 80 | ~1860 |
| Harry Sullivan | Son | — | 23 | ~1917 |
| Walter Sullivan | Head | — | 55 | ~1885 |
| Virginia Sullivan | Daughter | — | 24 | ~1916 |
| Aimee Sullivan | Spouse | — | 52 | ~1888 |
| Dorothy Sullivan | Daughter | — | 11 | ~1929 |
| Marie Sullivan | Daughter | — | 22 | ~1918 |
Census Appearances
1930
Wayne, Michigan
Daughter, age 1
Wayne, Michigan · implied b. ~1929 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Sullivan |
| Given Name | Dorothy J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Daughter, age 11
Wayne-County, Michigan · implied b. ~1929 — 11 household members
| Surname | Sullivan |
| Given Name | Dorothy A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit City |
| 1935 Residence (County) | Wayne |
| Highest Grade | 5 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Dorothy Sullivan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Dorothy Sullivan
Daughter · 1940 · age 11 · b. ~1929 · Michigan
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Sibling
Aimee Sullivan
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Josephine Sullivan
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Sullivan
Sibling · 1940 · age 29
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Sullivan
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Sullivan
Sibling · 1940 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Sullivan
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Sullivan
Sibling · 1940 · age 23
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 — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01890-00428)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Paul Anderson | 34 | Head | Installer | Michigan |
| 2 | Alice Anderson | 28 | Wife | — | Michigan |
| 3 | Karen Anderson | 1 | Daughter | — | Michigan |
| 4 | Morgan Benner | 39 | Head | Purchasing Agt. | Michigan |
| 5 | Ruby Benner | 38 | Wife | — | Michigan |
| 6 | Anita Ann Benner | 13 | Daughter | — | Michigan |
| 7 | Walter C. Sullivan | 55 | Head | Salesman | Michigan |
| 8 | Aimee Sullivan | 52 | Wife | — | Michigan |
| 9 | Walter Jr. Sullivan | 29 | Son | Sign Writer | Michigan |
| 10 | Virginia Sullivan | 24 | Daughter | Reception Clerk | Michigan |
| 11 | Marie R. Sullivan | 22 | Daughter | Saleswoman | Michigan |
| 12 | Harry A. Sullivan | 23 | Son | Stock Work | Michigan |
| 13 | John H. Sullivan | 20 | Son | Sign Writer | Michigan |
| 14 | Aimee Sullivan | 18 | Daughter | — | Michigan |
| 15 | Josephine Sullivan | 13 | Daughter | — | Michigan |
| 16 | Dorothy A. Sullivan THIS PERSON | 11 | Daughter | — | Michigan |
| 17 | Helena De May | 80 | Aunt | — | Michigan |
| 18 | Pearl Bookout | 52 | Head | Meat Cutter | Indiana |
| 19 | Irene Bookout | 32 | Wife | Service Girl | Indiana |
| 20 | Betty Lou Bookout | 15 | Daughter | — | Indiana |
| 21 | H. Wayne Kiefer | 34 | Head | — | Michigan |
| 22 | Ruth Kiefer | 33 | Wife | Advertising Salesman | Michigan |
| 23 | Thomas Wayne Kiefer | 0 | Son | — | Michigan |
| 24 | Clarence E. Pratt | 37 | Head | Truck Driver | Canada |
| 25 | Theresa Pratt | 40 | Wife | — | England |
| 26 | Ruth Pratt | 18 | Daughter | — | Canada |
| 27 | Richard Pratt | 15 | Son | — | Michigan |
| 28 | Theresa Casey | 75 | Mother-in-law | — | England |
| 29 | John F. Buehler | 61 | Head | Sign Writer | Pennsylvania |
| 30 | Wanda Buehler | 52 | Wife | — | Ohio |
| 31 | Milton Blander | 39 | Head | Teacher | Minnesota |
| 32 | Esther Blander | 38 | Wife | — | Minnesota |
| 33 | John Locke | 35 | Head | Accountant | Iowa |
| 34 | Marjorie Locke | 28 | Wife | — | Michigan |
| 35 | Frederick Locke | 7 | Son | — | Michigan |
| 36 | Janet Locke | 5 | Daughter | — | Michigan |
| 37 | Barbara Locke | 3 | Daughter | — | Michigan |
| 38 | Ida Case | 67 | Mother-in-law | — | Michigan |
| 39 | John Fitzgerald | 23 | Head | Chemist | California |
| 40 | Jessie Fitzgerald | 24 | Wife | — | Nebraska |
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)