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Mary Humphrey — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Milwaukee-County, Wisconsin
Our Model Tree links this Mary Humphrey across the 1930 and 1940 US Censuses in Milwaukee-County, Wisconsin (XGBoost, ~Confirmed) — first a daughter (b.~1930), then head of a 10-person household.
Age 10
b. ~1930
Female
Daughter
Born: Wisconsin
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Milwaukee-County, Wisconsin |
| Surname | Humphrey |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Wauwatosa City |
| 1935 Residence (County) | Milwaukee |
| Additional Details | |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
| Township / Ward | Wauwatosa City |
| Est. Birth Year | ~1930 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Nancy Humphrey | Daughter | — | 6 | ~1934 |
| George Humphrey | Son | — | 9 | ~1931 |
| George Humphrey | Head | — | 33 | ~1907 |
| Mary Humphrey | Daughter | — | 10 | ~1930 |
| Linda Humphrey | Daughter | — | 7 | ~1933 |
| Molly Humphrey | Daughter | — | 5 | ~1935 |
| Georgine Humphrey | Daughter | — | 12 | ~1928 |
| Dolly Humphrey | Daughter | — | 5 | ~1935 |
| Donald Humphrey | Son | — | 2 | ~1938 |
| Lucille Humphrey | Spouse | — | 31 | ~1909 |
Census Appearances
1930
Milwaukee, Wisconsin
Daughter, age
Milwaukee, Wisconsin · implied b. ~1930 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Humphry |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Wisconsin |
| Birth Country | United States |
| Birthplace (normalized) | wisconsin |
1940
Milwaukee-County, Wisconsin
Daughter, age 10
Milwaukee-County, Wisconsin · implied b. ~1930 — 10 household members
| Surname | Humphrey |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Wisconsin |
| 1935 Residence (City) | Wauwatosa City |
| 1935 Residence (County) | Milwaukee |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| 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 Humphrey across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Humphrey
Daughter · 1940 · age 10 · b. ~1930 · Wisconsin
★ You are viewing this record
Sibling
Nancy Humphrey
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Humphrey
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Georgine Humphrey
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Molly Humphrey
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Donald Humphrey
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Linda Humphrey
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dolly Humphrey
Sibling · 1940 · age 5
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
39 people indexed on this census page (nara:1940:m-t0627-04502-00517)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joan Janette | 4 | Daughter | — | Wisconsin |
| 2 | Eugene J. Altenhofen | 34 | Head | Utility Laborer | Wisconsin |
| 3 | Elizabeth Altenhofen | 45 | Wife | — | Wisconsin |
| 4 | Bernice Altenhofen | 16 | Daughter | — | Wisconsin |
| 5 | Eugene Jr. Altenhofen | 14 | Son | — | Wisconsin |
| 6 | George Humphrey | 33 | Head | Machinist | Wisconsin |
| 7 | Lucille D. Humphrey | 31 | Wife | — | Wisconsin |
| 8 | Georgine Humphrey | 12 | Daughter | — | Wisconsin |
| 9 | Mary Humphrey THIS PERSON | 10 | Daughter | — | Wisconsin |
| 10 | George Jr. Humphrey | 9 | Son | — | Wisconsin |
| 11 | Linda Humphrey | 7 | Daughter | — | Wisconsin |
| 12 | Nancy Humphrey | 6 | Daughter | — | Wisconsin |
| 13 | Molly Humphrey | 5 | Daughter | — | Wisconsin |
| 14 | Dolly Humphrey | 5 | Daughter | — | Wisconsin |
| 15 | Donald Humphrey | 2 | Son | — | Wisconsin |
| 16 | Joseph J. Serbakely | 48 | Head | Mason Contractor | Austria-Hungy |
| 17 | Katherine Serbakely | 48 | Wife | — | Austria-Hungy |
| 18 | Margaret Serbakely | 26 | Daughter | Registered Nurse | Wisconsin |
| 19 | John Serbakely | 22 | Son | Mason Contractor | Wisconsin |
| 20 | Steven Serbakely | 20 | Son | 120 | Wisconsin |
| 21 | Arthur R. Otto | 41 | Head | Receiving Clerk | Wisconsin |
| 22 | Henrietta Otto | 38 | Wife | — | Germany |
| 23 | Allan Docter | 42 | Head | Salesman | Wisconsin |
| 24 | Adele Docter | 36 | Wife | — | Wisconsin |
| 25 | Robert Docter | 10 | Son | — | Wisconsin |
| 26 | William Tesch | 39 | Head | Shipping Clerk | Wisconsin |
| 27 | Eileen Tesch | 36 | Wife | — | Wisconsin |
| 28 | Carl Duering | 36 | Head | Telephone Installer | Wisconsin |
| 29 | Dorothy Duering | 31 | Wife | — | Wisconsin |
| 30 | Henry Hausch | 27 | Head | Butcher | Wisconsin |
| 31 | Bernice Hausch | 26 | Wife | — | Illinois |
| 32 | Nancy Hausch | 2 | Daughter | — | Wisconsin |
| 33 | Patricia Hausch | 2 | Daughter | — | Wisconsin |
| 34 | Jack Brain | 29 | Head | Salesman | Wisconsin |
| 35 | Helen Brain | 27 | Wife | — | Wisconsin |
| 36 | Jack Jr. Brain | 3 | Son | — | Wisconsin |
| 37 | George Wallack | 43 | Head | Traveling Salesman | Wisconsin |
| 38 | Eleanor Wallack | 40 | Wife | — | Wisconsin |
| 39 | Bernice Wallack | 21 | Daughter | 80 | Wisconsin |
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)