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Alice Johnston — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Alice Johnston across the 1910 and 1920 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a son (b.~1903), then head of a 7-person household.
Age 17
b. ~1903
Male
Son
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Allegheny, Pennsylvania |
| Surname | Johnston |
| Given Name | Alice R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| 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 | Glen Avon Boro |
| Est. Birth Year | ~1903 |
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 Alice | Age | Birth yr |
|---|---|---|---|---|
| Annie Johnston | Spouse | — | 43 | ~1877 |
| William Johnston | Son | — | 14 | ~1906 |
| William Johnston | Head | — | 42 | ~1878 |
| Gordon Johnston | Son | — | 11 | ~1909 |
| Mary Johnston | Daughter | — | 7 | ~1913 |
| John Johnston | Son | — | 12 | ~1908 |
| Alice Johnston | Son | — | 17 | ~1903 |
Census Appearances
1910
Allegheny, Pennsylvania
Son, age 8
Allegheny, Pennsylvania · implied b. ~1902 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnston |
| Given Name | Alice V |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Can Read | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Allegheny, Pennsylvania
Son, age 17
Allegheny, Pennsylvania · implied b. ~1903 — 7 household members
| Surname | Johnston |
| Given Name | Alice R. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| 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 Alice Johnston across 2 US Census years (1910 and 1920) in Allegheny, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Alice Johnston
Son · 1920 · age 17 · b. ~1903 · Pennsylvania
★ You are viewing this record
Sibling
Mary Johnston
Sibling · 1920 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Johnston
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gordon Johnston
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Johnston
Sibling · 1920 · age 14
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:1920:14thcensusofpopu1509unit:0520)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | M. J. Crummy | 54 | Wife | — | England |
| 2 | Charles M. Mcnally | 52 | Head | Wholesale Dealer | Pennsylvania |
| 3 | Alice E. Mcnally | 46 | Wife | — | Pennsylvania |
| 4 | James E. Mcnally | 21 | Son | — | Pennsylvania |
| 5 | Doris A. Mcnally | 20 | Daughter | — | Pennsylvania |
| 6 | Marian E. Mcnally | 19 | Daughter | — | Pennsylvania |
| 7 | Charles M. Mcnally | 17 | Son | — | Pennsylvania |
| 8 | Mary K. Mcnally | 16 | Daughter | — | Pennsylvania |
| 9 | Richard Mcnally | 15 | Son | — | Pennsylvania |
| 10 | John W. Mcnally | 12 | Son | — | Pennsylvania |
| 11 | Robert E. Mcnally | 10 | Son | — | Pennsylvania |
| 12 | Anne E. Mcnally | 8 | Daughter | — | Pennsylvania |
| 13 | Jane V. Mcnally | 6 | Daughter | — | Pennsylvania |
| 14 | Frederick J. Mcnally | 4 | Son | — | Pennsylvania |
| 15 | William H. Mcnally | 2 | Son | — | Pennsylvania |
| 16 | Martha Mcnally | 77 | Mother | — | Ireland |
| 17 | Emmet Gillette | 24 | Boarder | Servant | Tennessee |
| 18 | Mabel M. Gillette | 23 | Maid | Servant | Virginia |
| 19 | Charles H. Spencer | 33 | Head | District Salesman | Pennsylvania |
| 20 | Margaret Spencer | 33 | Wife | — | Germany |
| 21 | George E. Spencer | 1 | Son | — | Pennsylvania |
| 22 | Julia E. Courtney | 56 | Head | — | Pennsylvania |
| 23 | Edward L. Courtney | 26 | Son | Salesman | Pennsylvania |
| 24 | Grace M. Courtney | 23 | Daughter | Principal | Pennsylvania |
| 25 | John H. Courtney | 60 | Son | — | Pennsylvania |
| 26 | Rosa Pryor | 27 | Boarder | Teacher | Germany |
| 27 | Charles S. Price | 61 | Head | Paper Salesman | Scotland |
| 28 | Katherine Price | 56 | Wife | — | Pennsylvania |
| 29 | William Price | 10 | Son | — | Pennsylvania |
| 30 | Nancy J. Price | 5 | Daughter | — | Pennsylvania |
| 31 | Robert W. Price | 12 | Son | — | Pennsylvania |
| 32 | William Mcmillen | 65 | Head | Foreman | Pennsylvania |
| 33 | Rachael A. Mcmillen | 57 | Wife | — | Pennsylvania |
| 34 | William G. Johnston | 42 | Head | Traffic Clerk | Pennsylvania |
| 35 | Annie E. Johnston | 43 | Wife | — | Pennsylvania |
| 36 | Alice R. Johnston THIS PERSON | 17 | Son | — | Pennsylvania |
| 37 | William G. Johnston | 14 | Son | — | Pennsylvania |
| 38 | John S. Johnston | 12 | Son | — | Pennsylvania |
| 39 | Gordon Johnston | 11 | Son | — | Pennsylvania |
| 40 | Mary E. Johnston | 7 | Daughter | — | Pennsylvania |
| 41 | Andrew B. Mason | 60 | Head | — | Pennsylvania |
| 42 | Susan W. Mason | 62 | Sister | — | Pennsylvania |
| 43 | Wallace A. Mason | 11 | Great-nephew | — | Pennsylvania |
| 44 | Ray H. Boyce | 30 | Head | Mechanical Engineer | Kansas |
| 45 | Margaret M. Boyce | 24 | Wife | — | Ohio |
| 46 | Julia Boyce | 4 | Daughter | — | Pennsylvania |
| 47 | Sarah Boyce | 0 | Daughter | — | Pennsylvania |
| 48 | Dorothy Mueller | 27 | Sister-in-law | Teacher | Ohio |
| 49 | Elizabeth Watson | 59 | Head | — | 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)