ES
Emma Schmidt — 1940 US Census Record
Model Tree available1940 United States Federal Census · Hamilton-County, Ohio
Our Model Tree links this Emma Schmidt across the 1920, 1930 and 1940 US Censuses in Hamilton-County, Ohio (XGBoost, ~Confirmed), with identified parents Charles & Anna — first a daughter (b.~1888), then head of a 3-person household.
Age 52
b. ~1888
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Ohio |
| Surname | Schmidt |
| Given Name | Emma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | St Bernard |
| Est. Birth Year | ~1888 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Emma | Age | Birth yr |
|---|---|---|---|---|
| Emma Schmidt | Daughter | — | 52 | ~1888 |
| Lena Schmidt | Head | — | 74 | ~1866 |
| George Schmidt | Son | — | 44 | ~1896 |
Census Appearances
1920
Hamilton, Ohio
Daughter, age 34
Hamilton, Ohio · implied b. ~1886 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Emma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Hamilton, Ohio
Spouse, age 42
Hamilton, Ohio · implied b. ~1888 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Emma |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 19 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Hamilton-County, Ohio
Daughter, age 52
Hamilton-County, Ohio · implied b. ~1888 — 3 household members
| Surname | Schmidt |
| Given Name | Emma |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 52 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Cincinnati |
| 1935 Residence (County) | Hamilton |
| Highest Grade | Hs 4 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Emma Schmidt across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Gerbach (~0.92 confidence) and mother Anna Gerbach (~0.92 confidence) and mother Lena Schmidt (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Gerbach
b. ~1858
Source father
● Household
· direct · ~0.92
Mother
Anna Gerbach
b. ~1859
Source mother
● Household
· direct · ~0.92
Mother
Lena Schmidt
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Emma Schmidt
Daughter · 1940 · age 52 · b. ~1888 · Ohio
★ You are viewing this record
Sibling
George Schmidt
Sibling · 1940 · age 44
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 — Hamilton-County, Ohio
Open full size
1940 US Federal Census — Hamilton-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03078-00375)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lena Schmidt | 74 | Head | — | Ohio |
| 2 | Emma Schmidt THIS PERSON | 52 | Daughter | — | Ohio |
| 3 | George Schmidt | 44 | Son | Laborer | Ohio |
| 4 | Ethelbert Devore | 38 | Head | Packer | Kentucky |
| 5 | Mary Devore | 35 | Wife | — | Kentucky |
| 6 | Kenneth Devore | 17 | Son | — | Kentucky |
| 7 | Charles Devore | 13 | Son | — | Ohio |
| 8 | Dorothy Devore | 8 | Daughter | — | Ohio |
| 9 | Junita Devore | 5 | Daughter | — | Ohio |
| 10 | Dolores Devore | 3 | Daughter | — | Ohio |
| 11 | Edward Smith | 35 | Head | Press Operator | Ohio |
| 12 | Ruth Smith | 33 | Wife | — | Indiana |
| 13 | Edward Smith | 13 | Son | — | Indiana |
| 14 | Donald Smith | 12 | Son | — | Ohio |
| 15 | Bernard Schrenker | 79 | Head | — | Germany |
| 16 | Caroline Schrenker | 73 | Wife | — | Germany |
| 17 | Frank Schrenker | 37 | Son | — | Ohio |
| 18 | Joe Scherpenberg | 54 | Head | Inspector | Ohio |
| 19 | Rose Scherpenberg | 50 | Wife | — | Germany |
| 20 | Rita Scherpenberg | 22 | Daughter | Utility Operator | Ohio |
| 21 | Theodore Scherpenberg | 20 | Son | Laborer | Ohio |
| 22 | Francis Scherpenberg | 18 | Son | — | Ohio |
| 23 | Anna Scherpenberg | 15 | Daughter | — | Ohio |
| 24 | Leonarda Scherpenberg | 12 | Daughter | — | Ohio |
| 25 | Cyril Scherpenberg | 10 | Son | — | Ohio |
| 26 | Raymond Hennessey | 31 | Head | Mechanic | Indiana |
| 27 | Alice Hennessey | 31 | Wife | — | Indiana |
| 28 | Richard Hennessey | 3 | Son | — | Ohio |
| 29 | John Gersu | 64 | Lodger | Welder | Kentucky |
| 30 | Jack Boland | 24 | Head | Press Operator | Ohio |
| 31 | Margaret Boland | 21 | Wife | Packer | Ohio |
| 32 | Jackie Boland | 3 | Daughter | — | Ohio |
| 33 | John Jr. Boland | 1 | Son | — | Ohio |
| 34 | Joseph Moyer | 26 | Head | Salesman | Ohio |
| 35 | Dolores Moyer | 20 | Wife | — | Ohio |
| 36 | Richard Moyer | 1 | Son | — | Ohio |
| 37 | Holmes Kubitz | 32 | Head | Tinner | New Jersey |
| 38 | Leona Kubitz | 31 | Wife | — | Ohio |
| 39 | Geraldine Kubitz | 7 | Daughter | — | Ohio |
| 40 | Merle J. Kubitz | 1 | Daughter | — | Ohio |
Pedigree Summary
Emma + 1 sibling
Gen 1 · 3 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)