JF
John Frederick — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this John Frederick across the 1910 and 1920 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1907), then head of a 7-person household.
Age 13
b. ~1907
Male
Son
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Allegheny, Pennsylvania |
| Surname | Frederick |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Brackenridge Borough |
| Est. Birth Year | ~1907 |
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.
7 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Gladys Frederick | Daughter | — | 6 | ~1914 |
| Mary Frederick | Daughter | — | 8 | ~1912 |
| John Frederick | Son | — | 13 | ~1907 |
| Harold Dilly | Other | — | 36 | ~1884 |
| Louis Frederick | Son | — | 15 | ~1905 |
| Willie Frederick | Head | — | 40 | ~1880 |
| George Frederick | Son | — | 18 | ~1902 |
Census Appearances
1910
Allegheny, Pennsylvania
Son, age 4
Allegheny, Pennsylvania · implied b. ~1906 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Frederick |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Son, age 13
Allegheny, Pennsylvania · implied b. ~1907 — 7 household members
| Surname | Frederick |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| 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 |
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 John Frederick across 2 US Census years (1910 and 1920) in Allegheny, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
John Frederick
Son · 1920 · age 13 · b. ~1907 · Pennsylvania
★ You are viewing this record
Sibling
George Frederick
Sibling · 1920 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gladys Frederick
Sibling · 1920 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Louis Frederick
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Frederick
Sibling · 1920 · age 8
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:1920:14thcensusofpopu1510unit:0063)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carl H. M. C. Hugs | 48 | Head | Labor | Germany |
| 2 | Catherine Hugs | 43 | Wife | — | Austria |
| 3 | Ernest Hugs | 23 | Son | Labor | Pennsylvania |
| 4 | Max Hugs | 21 | Son | Labor | Pennsylvania |
| 5 | Gertrude Hugs | 13 | Daughter | — | Pennsylvania |
| 6 | Thomas B. Edge | 38 | Head | Blacksmith | Pennsylvania |
| 7 | Teresa A. Edge | 32 | Daughter | — | Ohio |
| 8 | John T. Edge | 14 | Son | Clerk | Pennsylvania |
| 9 | Marie T. Edge | 12 | Daughter | — | Pennsylvania |
| 10 | Isabell M. Edge | 5 | Daughter | — | Pennsylvania |
| 11 | Stephen J. Ford | 47 | Head | Heater | Pennsylvania |
| 12 | Emma J. Ford | 45 | Wife | — | Pennsylvania |
| 13 | Mary C. Ford | 20 | Daughter | — | Pennsylvania |
| 14 | William S. Ford | 19 | Son | Labor | Pennsylvania |
| 15 | Ethel M. Ford | 17 | Daughter | — | Pennsylvania |
| 16 | Francis R. Ford | 14 | Daughter | Labor | Pennsylvania |
| 17 | Margaret R. Ford | 11 | Daughter | — | Pennsylvania |
| 18 | Wilkins A. Ford | 8 | Daughter | — | Pennsylvania |
| 19 | Anna L. Ford | 6 | Daughter | — | Pennsylvania |
| 20 | Willie J. Frederick | 40 | Head | — | Pennsylvania |
| 21 | George J. Frederick | 18 | Son | Plate Boy | Pennsylvania |
| 22 | Louis A. Frederick | 15 | Son | Labor | Pennsylvania |
| 23 | John W. Frederick THIS PERSON | 13 | Son | — | Pennsylvania |
| 24 | Mary S. Frederick | 8 | Daughter | — | Pennsylvania |
| 25 | Gladys D. Frederick | 6 | Daughter | — | Pennsylvania |
| 26 | Harold Dilly | 36 | Boarder | Miner | Sweden |
| 27 | William A. Vicker | 33 | Head | Labor | Pennsylvania |
| 28 | Ella F. Vicker | 33 | Wife | — | Canada |
| 29 | Merrel W. Vicker | 9 | Son | — | Pennsylvania |
| 30 | Alvan W. Vicker | 8 | Son | — | Pennsylvania |
| 31 | Vera J. Vicker | 3 | Daughter | — | Pennsylvania |
| 32 | James L. Dailey | 44 | Head | Rougher | Pennsylvania |
| 33 | Rose P. Dailey | 40 | Wife | — | Pennsylvania |
| 34 | Raymond Dailey | 21 | Son | Cleaning | Pennsylvania |
| 35 | Evelyn M. Dailey | 17 | Daughter | — | Pennsylvania |
| 36 | Ruth A. Dailey | 17 | Niece | — | Pennsylvania |
| 37 | Earl Dailey | 24 | Nephew | — | Pennsylvania |
| 38 | George C. Beck | 39 | Head | Mold Maker | Pennsylvania |
| 39 | Hattie Beck | 39 | Wife | — | Missouri |
| 40 | Erma Beck | 11 | Daughter | — | Missouri |
| 41 | Lillian Beck | 6 | Daughter | — | Ohio |
| 42 | Francis Budy | 45 | Head | House Keeper | Germany |
| 43 | Mike Vostel | 44 | Boarder | Labor | Germany |
| 44 | William Wiltie | 33 | Head | Brewer | Pennsylvania |
| 45 | Lena L. Wiltie | 29 | Wife | — | Pennsylvania |
| 46 | Catherine L. Wiltie | 9 | Daughter | — | Pennsylvania |
| 47 | Elma L. Wiltie | 8 | Daughter | — | Pennsylvania |
| 48 | William J. Wiltie | 6 | Son | — | Pennsylvania |
| 49 | Mary L. Wiltie | 4 | Daughter | — | Pennsylvania |
| 50 | — | None | — | — | — |
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)