HS
Helen Schmidt — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Helen Schmidt across the 1910, 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Lewis & Helen — first a daughter (b.~1908), then head of a 5-person household.
Age 32
b. ~1908
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Schmidt |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Pickler |
| Industry | Mill |
| Class of Worker | PW |
| Income (1939) | 0 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Pickler |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1908 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Helen | Age | Birth yr |
|---|---|---|---|---|
| Robert Schmidt | Head | — | 24 | ~1916 |
| Mae Schmidt | Spouse | — | 28 | ~1912 |
| Geraldine Schmidt | Daughter | — | 5 | ~1935 |
| Max Schmidt | Other | — | 5 | ~1935 |
| Helen Schmidt | Daughter | — | 32 | ~1908 |
Census Appearances
1910
Allegheny, Pennsylvania
Daughter, age 1
Allegheny, Pennsylvania · implied b. ~1909 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Helen G. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Germany |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Daughter, age 11
Allegheny, Pennsylvania · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Helen M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Daughter, age 21
Allegheny, Pennsylvania · implied b. ~1909 — 7 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 | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Bus Girl |
| Industry | Restaurant |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Daughter, age 32
Allegheny-County, Pennsylvania · implied b. ~1908 — 5 household members
| Surname | Schmidt |
| Given Name | Helen |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Occupation | Pickler |
| Industry | Mill |
| Class of Worker | PW |
| Income (1939) | 0 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
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 Lewis Schmidt (~0.92 confidence) and mother Helen Schmidt (~0.92 confidence) and father Mike Schmidt (~0.45 confidence) and father Frederick Schmidt (~0.92 confidence) and mother Frieda Schmidt (~0.45 confidence) and mother Margaret Schmidt (~0.92 confidence) and father William Schmidt (~0.92 confidence) and mother Gertrude Schmidt (~0.92 confidence) and mother Mae Schmidt (~0.50 confidence) and father Robert Schmidt (~0.50 confidence). The pedigree spans 2 generations with 10 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.74
Father
Lewis Schmidt
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Helen Schmidt
b. ~1876
Source mother
● Household
· direct · ~0.92
Father
Mike Schmidt
b. ~1876
Source father>father
● Household
· direct · ~0.45
Father
Frederick Schmidt
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Frieda Schmidt
b. ~1878
Source father>mother
● Household
· direct · ~0.45
Mother
Margaret Schmidt
b. ~1878
Source mother
● Household
· direct · ~0.92
Father
William Schmidt
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Gertrude Schmidt
b. ~1888
Source mother
● Household
· direct · ~0.92
Mother
Mae Schmidt
b. ~1912
Source mother
● Household
· direct · ~0.5
Father
Robert Schmidt
b. ~1916
Source father
● Household
· direct · ~0.5
This person
Anchor record
Helen Schmidt
Daughter · 1940 · age 32 · b. ~1908 · Pennsylvania
★ You are viewing this record
Sibling
Geraldine Schmidt
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 — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03677-00010)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert Schmidt | 24 | Head | Pickler | Pennsylvania |
| 2 | Mae G. Schmidt | 28 | Wife | Paler | Pennsylvania |
| 3 | Helen Schmidt THIS PERSON | 32 | Daughter | Pickler | Pennsylvania |
| 4 | Max Schmidt | 5 | Grandson | — | Pennsylvania |
| 5 | Geraldine Schmidt | 5 | Daughter | — | Pennsylvania |
| 6 | James Prendergast | 29 | Head | Lumberman | Pennsylvania |
| 7 | Alberta Prendergast | 26 | Wife | — | Pennsylvania |
| 8 | James Prendergast | 2 | Son | — | Pennsylvania |
| 9 | Carolyn Prendergast | 0 | Daughter | — | Pennsylvania |
| 10 | Elizabeth Brooks | 69 | Head | — | Pennsylvania |
| 11 | Irene Brooks | 40 | Daughter | — | Pennsylvania |
| 12 | Byrd Patts Brooks | 25 | Grandson | — | Pennsylvania |
| 13 | John Hengstler | 36 | Head | Bookkeeper | Pennsylvania |
| 14 | Edna Hengstler | 34 | Wife | Driver | Pennsylvania |
| 15 | Irma Hengstler | 11 | Daughter | — | Pennsylvania |
| 16 | Alfred Hengstler | 8 | Son | — | Pennsylvania |
| 17 | William Hengstler | 5 | Son | — | Pennsylvania |
| 18 | William Rebholz | 28 | Head | Butcher | Pennsylvania |
| 19 | Anna Rebholz | 30 | Wife | — | Pennsylvania |
| 20 | Barbara Rebholz | 5 | Daughter | — | Pennsylvania |
| 21 | Alma Rebholz | 4 | Daughter | — | Pennsylvania |
| 22 | Catherine Rebholz | 2 | Daughter | — | Pennsylvania |
| 23 | William Rebholz | 1 | Son | — | Pennsylvania |
| 24 | John French | 74 | Head | Planer | Pennsylvania |
| 25 | Laura French | 69 | Wife | — | Pennsylvania |
| 26 | Joseph Kocielniak | 38 | Head | Serviceman | Pennsylvania |
| 27 | Marie Kocielniak | 31 | Wife | — | Pennsylvania |
| 28 | Dorothy Kocielniak | 13 | Daughter | — | Pennsylvania |
| 29 | Henry Voight | 44 | Head | Bottler | Pennsylvania |
| 30 | Florence Voight | 41 | Wife | — | Pennsylvania |
| 31 | Henry Voight | 20 | Son | — | Pennsylvania |
| 32 | June Voight | 16 | Daughter | — | Pennsylvania |
| 33 | William Hope | 50 | Head | Foreman | Pennsylvania |
| 34 | Blanche Hope | 43 | Wife | — | Pennsylvania |
| 35 | Roy Hope | 19 | Son | — | Pennsylvania |
| 36 | Blanche Hope | 10 | Daughter | — | Pennsylvania |
| 37 | Frank De Haas | 58 | Head | Stone-Mason | Pennsylvania |
| 38 | Mary De Haas | 70 | Mother | — | Pennsylvania |
| 39 | Howard Pepper | 44 | Head | Surveyor | Pennsylvania |
| 40 | Helen Pepper | 38 | Wife | — | Pennsylvania |
Pedigree Summary
Helen + 1 sibling
Gen 1 · 8 parents
~0.81
Gen 2 · 2 grandparents
~0.45
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)