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Dorothy Dunn — 1940 US Census Record
Model Tree available1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this Dorothy Dunn across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed), with identified parents George & James — first a daughter (b.~1910), then head of a 8-person household.
Age 30
b. ~1910
Female
Daughter
Born: Michigan
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Dunn |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Additional Details | |
| Industry | H |
| Class of Worker | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Township / Ward | Detroit |
| Est. Birth Year | ~1910 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Dorothy | Age | Birth yr |
|---|---|---|---|---|
| Michael Dunn | Other | — | 5 | ~1935 |
| Madeline Dunn | Daughter | — | 25 | ~1915 |
| James Dunn | Head | — | 64 | ~1876 |
| Helen Dunn | Daughter | — | 35 | ~1905 |
| Margaret Dunn | Spouse | — | 67 | ~1873 |
| Dorothy Dunn | Daughter | — | 30 | ~1910 |
| Marion Dunn | Daughter | — | 33 | ~1907 |
| Francis Dunn | Son | — | 29 | ~1911 |
Census Appearances
1920
Wayne, Michigan
Daughter, age 8
Wayne, Michigan · implied b. ~1912 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunn |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Wayne, Michigan
Daughter, age 19
Wayne, Michigan · implied b. ~1911 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunn |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Michigan |
| Mother's Birthplace | Michigan |
| Occupation | Stenographer |
| Industry | Patent Valve Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Wayne-County, Michigan
Daughter, age 30
Wayne-County, Michigan · implied b. ~1910 — 8 household members
| Surname | Dunn |
| Given Name | Dorothy |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Michigan |
| 1935 Residence (City) | Detroit |
| 1935 Residence (County) | Wayne |
| Industry | H |
| Class of Worker | 0 |
| Highest Grade | H-4 |
| 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 Dunn across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Dunn (~0.92 confidence) and father James Dunn (~0.92 confidence) and father John Dunn (~0.92 confidence) and mother Margaret Dunn (~0.92 confidence) and mother Mary Dunn (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Dunn
b. ~1887
Source father
● Household
· direct · ~0.92
Father
James Dunn
b. ~1876
Source father
● Household
· direct · ~0.92
Father
John Dunn
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Margaret Dunn
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Mary Dunn
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Dorothy Dunn
Daughter · 1940 · age 30 · b. ~1910 · Michigan
★ You are viewing this record
Sibling
Helen Dunn
Sibling · 1940 · age 35
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marion Dunn
Sibling · 1940 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Madeline Dunn
Sibling · 1940 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Dunn
Sibling · 1940 · age 29
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-t0627-01867-00313)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Agnes Martin | 22 | Wife | — | Michigan |
| 42 | Raymond Martin | 2 | Son | — | Michigan |
| 43 | Anna Wessinger | 68 | Mother | — | Michigan |
| 44 | William Landa | 79 | Head | Watchman | Germany |
| 45 | Ida Landa | 78 | Wife | — | Germany |
| 46 | Ralph Waterloo | 40 | Son-in-law | Assembly | Michigan |
| 47 | Mildred Waterloo | 35 | Daughter | — | Michigan |
| 48 | Delores Waterloo | 16 | Daughter | — | Michigan |
| 49 | Frank Atte | 53 | Head | Drill Machine Fireman | Pennsylvania |
| 50 | Ara Atte | 48 | Wife | — | Pennsylvania |
| 51 | William Kuhn | 50 | Head | Stationary Engineer | Michigan |
| 52 | Ada Kuhn | 47 | Wife | — | Illinois |
| 53 | William Jr. Kuhn | 21 | Son | Apprentice | Michigan |
| 54 | Fred H. Kuhn | 19 | Son | News Worker | Michigan |
| 55 | Dorothy Kuhn | 13 | Daughter | — | Michigan |
| 56 | Luigi Merlo | 58 | Head | Laborer | Italy |
| 57 | Nicoletta Merlo | 58 | Wife | — | Italy |
| 58 | Eugene Merlo | 29 | Son | Laborer | Italy |
| 59 | Catherine Merlo | 22 | Daughter-in-law | — | Colorado |
| 60 | Eugene Jr. Merlo | 3 | Grandson | — | Michigan |
| 61 | Florence Freer | 61 | Head | — | New York |
| 62 | Donald Freer | 34 | Son | Book-Keeper | Michigan |
| 63 | Paul Baku | 49 | Head | Laborer Pressman | Hungary |
| 64 | Mary Baku | 46 | Wife | Saleslady | Hungary |
| 65 | Ann Baku | 24 | Daughter | Filing Clerk | Ohio |
| 66 | Priscilla Baku | 20 | Daughter | Saleslady | W. Virginia |
| 67 | Mary Baku | 19 | Daughter | — | W. Virginia |
| 68 | Paul Baku | 14 | Son | — | Ohio |
| 69 | Thomas Flannery | 64 | Head | Drilling Machine Operator | Ohio |
| 70 | Pearl Flannery | 61 | Wife | — | Ohio |
| 71 | John Dawson | 84 | Head | — | Scotland |
| 72 | Margaret Dawson | 82 | Wife | — | Scotland |
| 73 | James Dunn | 64 | Head | Service Repairman | Michigan |
| 74 | Margaret Dunn | 67 | Wife | — | Michigan |
| 75 | Helen Dunn | 35 | Daughter | Bookkeeper | Michigan |
| 76 | Marion Dunn | 33 | Daughter | — | Michigan |
| 77 | Madeline Dunn | 25 | Daughter | Nurse | Michigan |
| 78 | Francis Dunn | 29 | Son | Driver | Michigan |
| 79 | Dorothy Dunn THIS PERSON | 30 | Daughter | — | Michigan |
| 80 | Michael Dunn | 5 | Grandson | — | Michigan |
Pedigree Summary
Dorothy + 4 siblings
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)