HS
Helen Schmidt — 1940 US Census Record
Model Tree available1940 United States Federal Census · Erie-County, Ohio
Our Model Tree links this Helen Schmidt across the 1910, 1920, 1930 and 1940 US Censuses in Erie-County, Ohio (XGBoost, ~Confirmed), with identified parents Andrew & Andrew — first a daughter (b.~1899), then head of a 3-person household.
Age 41
b. ~1899
Female
Daughter
Born: Ohio
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Erie-County, Ohio |
| Surname | Schmidt |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Sandusky city |
| 1935 Residence (County) | Erie |
| Additional Details | |
| Occupation | Saleslady |
| Industry | retail Department |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 988 |
| Highest Grade | Hs 4 |
| 1935 Residence | Ohio |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Saleslady |
| Township / Ward | Sandusky City |
| Est. Birth Year | ~1899 |
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 Helen | Age | Birth yr |
|---|---|---|---|---|
| Mary Schmidt | Spouse | — | 74 | ~1866 |
| Andrew Schmidt | Head | — | 77 | ~1863 |
| Helen Schmidt | Daughter | — | 41 | ~1899 |
Census Appearances
1910
Erie, Ohio
Daughter, age 11
Erie, Ohio · implied b. ~1899 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Erie, Ohio
Daughter, age 21
Erie, Ohio · implied b. ~1899 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Packer |
| Industry | Crayon Co. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Erie, Ohio
Daughter, age 32
Erie, Ohio · implied b. ~1898 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Helen R. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Ohio |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Secretary |
| Industry | Department Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Erie-County, Ohio
Daughter, age 41
Erie-County, Ohio · implied b. ~1899 — 3 household members
| Surname | Schmidt |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Ohio |
| 1935 Residence (City) | Sandusky city |
| 1935 Residence (County) | Erie |
| Occupation | Saleslady |
| Industry | retail Department |
| Class of Worker | PW |
| Hours Worked | 3 |
| Income (1939) | 988 |
| 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 Helen Schmidt across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Andrew Schmidt (~0.92 confidence) and father Andrew Schmidt (~0.92 confidence) and mother Mary Schmidt (~0.92 confidence) and mother Mary Schmidt (~0.92 confidence) and mother Mary Schmidt (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Andrew Schmidt
b. ~1863
Source father
● Household
· direct · ~0.92
Father
Andrew Schmidt
b. ~1863
Source father
● Household
· direct · ~0.92
Mother
Mary Schmidt
b. ~1866
Source mother
● Household
· direct · ~0.92
Mother
Mary Schmidt
b. ~1867
Source mother
● Household
· direct · ~0.92
Mother
Mary Schmidt
b. ~1869
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Helen Schmidt
Daughter · 1940 · age 41 · b. ~1899 · Ohio
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Erie-County, Ohio
Open full size
1940 US Federal Census — Erie-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03063-00807)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Andrew Schmidt | 77 | Head | No | Ohio |
| 2 | Mary Schmidt | 74 | Wife | No | Ohio |
| 3 | Helen Schmidt THIS PERSON | 41 | Daughter | Saleslady | Ohio |
| 4 | Lester Roberts | 27 | Head | Paper Maker | Ohio |
| 5 | Margaret Roberts | 27 | Wife | No | Ohio |
| 6 | Lester Jr. Roberts | 4 | Son | — | Ohio |
| 7 | William L. Schmidt | 57 | Head | Conductor | Ohio |
| 8 | Marie C. Schmidt | 56 | Wife | No | Michigan |
| 9 | John W. Schmidt | 23 | Son | Brakeman | Ohio |
| 10 | Eileen M. Schmidt | 21 | Daughter | Operator | Ohio |
| 11 | Willard Hoffman | 28 | Head | Salesman | Ohio |
| 12 | Katherine Hoffman | 29 | Wife | No | Ohio |
| 13 | Nancy Hoffman | 6 | Daughter | — | Ohio |
| 14 | Shirley Hoffman | 4 | Daughter | — | Ohio |
| 15 | Patricia Hoffman | 2 | Daughter | — | Ohio |
| 16 | Willard Jr. Hoffman | 0 | Son | — | Ohio |
| 17 | Catherine Joyce | 19 | Help | Housekeeper | Ohio |
| 18 | John F. Lutz | 70 | Head | Retired | Germany |
| 19 | Emma S. Lutz | 65 | Wife | No | Germany |
| 20 | Max Addelman | 53 | Head | Coal Business | Czechoslovakia |
| 21 | Rose Addelman | 46 | Wife | No | New York City |
| 22 | Betty Addelman | 23 | Daughter | Credit Manager | Omaha Nebraska |
| 23 | Alfred H. Addelman | 21 | Son | No | Ohio |
| 24 | Jack Addelman | 13 | Son | — | Ohio |
| 25 | Anita R. Addelman | 8 | Daughter | — | Ohio |
| 26 | Paul W. Knupke | 46 | Head | Carpenter | Ohio |
| 27 | Emma M. Knupke | 45 | Wife | No | Ohio |
| 28 | Robert P. Knupke | 19 | Son | No | Ohio |
| 29 | Donald C. Knupke | 16 | Son | No | Ohio |
| 30 | Frank H. Piper | 33 | Head | Truck Driver | Ohio |
| 31 | Florence C. Piper | 33 | Wife | No | Kentucky |
| 32 | John D. Piper | 4 | Son | — | Ohio |
| 33 | Dean J. Piper | 0 | Son | — | Ohio |
| 34 | James Alexander Simmons | 41 | Head | Salesman | Alabama |
| 35 | Hella G. Simmons | 35 | Wife | No | Alabama |
| 36 | James Jr. Simmons | 13 | Son | — | Alabama |
| 37 | Frederick E. Young | 29 | Head | Equipment Attendant | Sandusky Ohio |
| 38 | Bernadine E. Young | 28 | Wife | No | Sandusky Ohio |
| 39 | Frederick E. Jr. Young | 2 | Son | — | Ohio |
| 40 | Charles Richard Young | 0 | Son | — | Sandusky O. |
Pedigree Summary
Helen
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)