FS
Frederick Schmidt — 1920 US Census Record
Model Tree available1920 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Frederick Schmidt across the 1920, 1930 and 1940 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed), with identified parents Frederick & Nicholas — first a son (b.~1911), then head of a 12-person household.
Age 9
b. ~1911
Male
Son
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Allegheny, Pennsylvania |
| Surname | Schmidt |
| Given Name | Frederick |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1911 |
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.
12 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Frederick | Age | Birth yr |
|---|---|---|---|---|
| John Schmidt | Son | — | 24 | ~1896 |
| Mary Schmidt | Spouse | — | 50 | ~1870 |
| Nicholas Schmidt | Son | — | 25 | ~1895 |
| Elizabeth Schmidt | Daughter | — | 22 | ~1898 |
| George Schmidt | Son | — | 2 | ~1918 |
| Edward Schmidt | Son | — | 14 | ~1906 |
| Frederick Schmidt | Son | — | 9 | ~1911 |
| Joseph Schmidt | Son | — | 30 | ~1890 |
| Hilda Schmidt | Daughter | — | 7 | ~1913 |
| Nicholas Schmidt | Head | — | 51 | ~1869 |
| Herman Schmidt | Son | — | 12 | ~1908 |
| Albert Schmidt | Son | — | 16 | ~1904 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 9
Allegheny, Pennsylvania · implied b. ~1911 — 12 household members
| Surname | Schmidt |
| Given Name | Frederick |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 19
Allegheny, Pennsylvania · implied b. ~1911 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Fredrick |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Germany |
| Mother's Birthplace | Austria (Hungary) |
| Occupation | Apprentice |
| Industry | Bakery |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
Head, age 30
Allegheny-County, Pennsylvania · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Schmidt |
| Given Name | Fred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Millvale |
| 1935 Residence (County) | Allegheny |
| Occupation | Laborer |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 188 |
| Highest Grade | No 8 |
| 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 Frederick Schmidt across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Frederick Schmidt (~0.92 confidence) and father Nicholas Schmidt (~0.92 confidence) and mother Mary Schmidt (~0.92 confidence) and mother Susan Schmidt (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frederick Schmidt
b. ~1878
Source father
● Household
· direct · ~0.92
Father
Nicholas Schmidt
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Mary Schmidt
b. ~1870
Source mother
● Household
· direct · ~0.92
Mother
Susan Schmidt
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Frederick Schmidt
Son · 1920 · age 9 · b. ~1911 · Pennsylvania
★ You are viewing this record
Sibling
Edward Schmidt
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herman Schmidt
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Schmidt
Sibling · 1920 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nicholas Schmidt
Sibling · 1920 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Albert Schmidt
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Schmidt
Sibling · 1920 · age 24
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elizabeth Schmidt
Sibling · 1920 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hilda Schmidt
Sibling · 1920 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Joseph Schmidt
Sibling · 1920 · age 30
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
1920 US Federal Census — Allegheny, Pennsylvania
Open full size
1920 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu1524unit:0188)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bella | 14 | Daughter | None | Russia |
| 2 | Stanley | 12 | Son | None | Pennsylvania |
| 3 | John | 9 | Son | None | Pennsylvania |
| 4 | Slovena Black | 25 | Head | Electrician | Pennsylvania |
| 5 | Leona Black | 24 | Wife | None | Pennsylvania |
| 6 | Dimlein Laura Black | 13 | Sister Law | None | Pennsylvania |
| 7 | Emeline Black | 11 | Sister Law | None | Pennsylvania |
| 8 | Nicholas Schmidt | 51 | Head | Blacksmith | Germany |
| 9 | Mary Schmidt | 50 | Wife | None | Germany |
| 10 | Joseph Schmidt | 30 | Son | Clerk | Pennsylvania |
| 11 | Nicholas Schmidt | 25 | Son | Barber | Pennsylvania |
| 12 | John Schmidt | 24 | Son | Clerk | Pennsylvania |
| 13 | Elizabeth Schmidt | 22 | Daughter | None | Pennsylvania |
| 14 | Albert Schmidt | 16 | Son | Messenger | Pennsylvania |
| 15 | Edward Schmidt | 14 | Son | None | Pennsylvania |
| 16 | Herman Schmidt | 12 | Son | None | Pennsylvania |
| 17 | Frederick Schmidt THIS PERSON | 9 | Son | None | Pennsylvania |
| 18 | Hilda Schmidt | 7 | Daughter | None | Pennsylvania |
| 19 | George Schmidt | 2 | Son | None | Pennsylvania |
| 20 | Elizabeth Young | 72 | Head | None | New York |
| 21 | John Young | 42 | Son | Laborer | Pennsylvania |
| 22 | Luella Young | 49 | Daughter | None | Pennsylvania |
| 23 | D. W. Mitchell | 26 | Head | Fireman | Illinois |
| 24 | Ella Mitchell | 23 | Wife | None | Pennsylvania |
| 25 | Anna Mitchell | 5 | Daughter | None | Pennsylvania |
| 26 | Dorothy Mitchell | 2 | Daughter | None | Pennsylvania |
| 27 | Mary Haughton | 42 | Boarder | Lady | Ohio |
| 28 | William Johns | 40 | Head | Driver | Pennsylvania |
| 29 | Irene Johns | 35 | Wife | None | Pennsylvania |
| 30 | Leola Johns | 19 | Daughter | Operator | Pennsylvania |
| 31 | William Johns | 17 | Son | Driver | Pennsylvania |
| 32 | Herbert Johns | 15 | Son | None | Pennsylvania |
| 33 | Norman Johns | 12 | Son | None | Pennsylvania |
| 34 | Thomas Campbell | 38 | Head | Barber | Pennsylvania |
| 35 | Anna Campbell | 32 | Wife | None | Austria |
| 36 | Thomas Campbell | 9 | Son | None | Pennsylvania |
| 37 | Pauline Campbell | 5 | Daughter | None | Pennsylvania |
| 38 | Flora Lang | 39 | Sister Law | Sales Lady | Austria |
| 39 | John Friedman | 27 | Head | Clerk | Pennsylvania |
| 40 | Lucy Friedman | 22 | Wife | None | Germany |
| 41 | John Friedman | 3 | Son | None | Pennsylvania |
| 42 | Harry Mohanney | 36 | Head | Fireman | Pennsylvania |
| 43 | Anna Mohanney | 35 | Wife | None | Pennsylvania |
| 44 | Gertrude Mohanney | 12 | Daughter | None | Pennsylvania |
| 45 | Russell Mohanney | 11 | Son | None | Pennsylvania |
| 46 | Walter Mohanney | 8 | Daughter | None | Pennsylvania |
| 47 | Mary Mohanney | 5 | Daughter | None | Pennsylvania |
| 48 | Harry Mohanney | 2 | Son | None | Pennsylvania |
| 49 | Harry Harold | 51 | Head | None | Pennsylvania |
| 50 | Bradley Harold | 17 | Son | None | Pennsylvania |
Related Census Records
Pedigree Summary
Frederick + 9 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)