MD
Mary Doran — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Milwaukee-County, Wisconsin
Our Model Tree links this Mary Doran across the 1930 and 1940 US Censuses in Milwaukee-County, Wisconsin (XGBoost, ~Confirmed) — first a daughter (b.~1923), then head of a 7-person household.
Age 17
b. ~1923
Female
Daughter
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Milwaukee-County, Wisconsin |
| Surname | Doran |
| Given Name | Mary L. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Milwaukee |
| 1935 Residence (County) | Milwaukee |
| Additional Details | |
| Highest Grade | H 2 |
| 1935 Residence | Same house |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Milwaukee |
| Est. Birth Year | ~1923 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Catherine Doran | Daughter | — | 14 | ~1926 |
| Susan Doran | Daughter | — | 19 | ~1921 |
| John Doran | Head | — | 57 | ~1883 |
| James Doran | Son | — | 12 | ~1928 |
| Mary Doran | Daughter | — | 17 | ~1923 |
| Clara Doran | Daughter | — | 21 | ~1919 |
| Bertha Doran | Spouse | — | 51 | ~1889 |
Census Appearances
1930
Milwaukee, Wisconsin
Daughter, age 7
Milwaukee, Wisconsin · implied b. ~1923 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Doran |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | New York |
| Can Read/Write | Yes |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Milwaukee-County, Wisconsin
Daughter, age 17
Milwaukee-County, Wisconsin · implied b. ~1923 — 7 household members
| Surname | Doran |
| Given Name | Mary L. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Milwaukee |
| 1935 Residence (County) | Milwaukee |
| Highest Grade | H 2 |
| 1935 Residence | Same house |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
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 Doran across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Doran
Daughter · 1940 · age 17 · b. ~1923 · Wisconsin
★ You are viewing this record
Sibling
James Doran
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Susan Doran
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Catherine Doran
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clara Doran
Sibling · 1940 · age 21
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 — Milwaukee-County, Wisconsin
Open full size
1940 US Federal Census — Milwaukee-County, Wisconsin
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04563-00396)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Nona Mae Kuehn | 19 | wife | — | Wisconsin |
| 42 | Christian Spick | 46 | head | Fireman On Docks | Germany |
| 43 | Clara M. Schroeder | 36 | head | Practical Nurse | Wisconsin |
| 44 | Anna M. Gaberla | 64 | head | — | Wisconsin |
| 45 | Charles M. Reuter | 40 | son | Barber | Wisconsin |
| 46 | Walter H. Kuehlke | 25 | head | Stock Boy | Wisconsin |
| 47 | Eleanor Kuehlke | 21 | wife | — | Wisconsin |
| 48 | James H. Kuehlke | 0 | son | — | Wisconsin |
| 49 | Joseph L. Gerschwiller | 68 | head | — | Switzerland |
| 50 | Albertina M. Gerschwiller | 67 | wife | — | Switzerland |
| 51 | Alexander F. Kuffner | 49 | head | Police Officer | Wisconsin |
| 52 | Antoinette M. Kuffner | 43 | wife | — | Wisconsin |
| 53 | Evelyn L. Kuffner | 19 | daughter | Beautician | Wisconsin |
| 54 | Daniel J. Kuffner | 16 | son | — | Wisconsin |
| 55 | Stephen Chrostowski | 72 | head | — | Poland |
| 56 | Magdeline Chrostowski | 68 | wife | — | Poland |
| 57 | Alexander J. Chrostowski | 35 | son | Machinist | Wisconsin |
| 58 | Jean Chrostowski | 25 | daughter | Stenographer | Wisconsin |
| 59 | Arthur J. Chrostowski | 23 | son | Florist | Wisconsin |
| 60 | Thomas Gulliford | 44 | head | Police Officer | Wisconsin |
| 61 | Elsie Gulliford | 40 | wife | — | Norway |
| 62 | John H. Piepenbrok | 54 | head | Press Operator | Germany |
| 63 | Dora S. Piepenbrok | 49 | wife | — | Wisconsin |
| 64 | Leon H. Gilbert | 43 | head | Truck Driver | Minnesota |
| 65 | Margaret C. Gilbert | 37 | wife | — | Iowa |
| 66 | Patricia E. Gilbert | 16 | daughter | — | North Dakota |
| 67 | Leon K. Gilbert | 15 | son | — | North Dakota |
| 68 | Janice M. Gilbert | 14 | daughter | — | North Dakota |
| 69 | Jean C. Gilbert | 11 | daughter | — | South Dakota |
| 70 | Joan J. Gilbert | 10 | daughter | — | South Dakota |
| 71 | John B. Gilbert | 2 | son | — | Wisconsin |
| 72 | John F. Doran | 57 | head | Labour | Pennsylvania |
| 73 | Bertha A. Doran | 51 | wife | — | Wisconsin |
| 74 | Clara M. Doran | 21 | daughter | — | Wisconsin |
| 75 | Susan J. Doran | 19 | daughter | Office Work | Wisconsin |
| 76 | Mary L. Doran THIS PERSON | 17 | daughter | — | Wisconsin |
| 77 | Catherine M. Doran | 14 | daughter | — | Wisconsin |
| 78 | James F. Doran | 12 | son | — | Wisconsin |
| 79 | Vito Sortino | 69 | head | — | Italy |
| 80 | Josephine Sortino | 57 | wife | — | Italy |
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)