MJ
Mable Johnson — 1920 US Census Record
Linked across censuses1920 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Mable Johnson across the 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1913), then head of a 9-person household.
Age 7
b. ~1913
Female
Daughter
Born: Pennsylvania
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Allegheny, Pennsylvania |
| Surname | Johnson |
| Given Name | Mable |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Homestead |
| Est. Birth Year | ~1913 |
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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to Mable | Age | Birth yr |
|---|---|---|---|---|
| Mckinley Roberts | Other | — | 21 | ~1899 |
| Robert Johnson | Head | — | 45 | ~1875 |
| Mable Johnson | Daughter | — | 7 | ~1913 |
| Robert Johnson | Son | — | 10 | ~1910 |
| Myrtle Johnson | Spouse | — | 37 | ~1883 |
| Evelyn Johnson | Daughter | — | 5 | ~1915 |
| Ethel Johnson | Daughter | — | 12 | ~1908 |
| Charles Johnson | Son | — | 2 | ~1918 |
| Annie Johnson | Daughter | — | 14 | ~1906 |
Census Appearances
1920
Allegheny, Pennsylvania
Daughter, age 7
Allegheny, Pennsylvania · implied b. ~1913 — 9 household members
| Surname | Johnson |
| Given Name | Mable |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Daughter, age 18
Allegheny, Pennsylvania · implied b. ~1912 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Mabel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Virginia |
| Can Read/Write | 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 Mable Johnson across 2 US Census years (1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage.
Show:
This person
Anchor record
Mable Johnson
Daughter · 1920 · age 7 · b. ~1913 · Pennsylvania
★ You are viewing this record
Sibling
Annie Johnson
Sibling · 1920 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ethel Johnson
Sibling · 1920 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Johnson
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Johnson
Sibling · 1920 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Johnson
Sibling · 1920 · age 10
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:1920:14thcensusofpopu1513unit:0991)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James Johnson | 33 | Head | Laborer | Virginia |
| 2 | Bessie Johnson | 29 | Wife | — | North Carolina |
| 3 | Leroy Johnson | 12 | Son | — | Virginia |
| 4 | Wade Cole | 56 | Head | Laborer | Georgia |
| 5 | Annie Cole | 50 | Wife | — | Georgia |
| 6 | James H. Cole | 17 | Son | — | Pennsylvania |
| 7 | John Bell | 22 | Lodger | Laborer | Alabama |
| 8 | Willie Bell | 23 | Lodger | Laborer | Ohio |
| 9 | Albert Tyrell | 22 | Lodger | Laborer | Alabama |
| 10 | Paul Patterson | 21 | Lodger | Laborer | Virginia |
| 11 | Isaac Jones | 21 | Lodger | Laborer | Georgia |
| 12 | Bennie Jones | 19 | Lodger | Laborer | Georgia |
| 13 | John Payne | 34 | Head | Laborer | Pennsylvania |
| 14 | Evelyn Payne | 31 | Wife | Laborer | Georgia |
| 15 | Frank Clements | 30 | Head | Laborer | Pennsylvania |
| 16 | Inez Clements | 40 | Wife | — | Virginia |
| 17 | Frank Brooks | 55 | Head | Laborer | Virginia |
| 18 | Julia Brooks | 57 | Wife | — | Virginia |
| 19 | Joseph Brooks | 24 | Son | — | Maryland |
| 20 | Lula Jones | 14 | Grand daughter | — | Virginia |
| 21 | Elberta Brooks | 11 | Grand daughter | — | Virginia |
| 22 | John Vergel | 41 | Head | Waiter | Germany |
| 23 | Virginia Vergel | 37 | Wife | Nurse | Germany |
| 24 | Manuel Randolph | 61 | Head | Laborer | Virginia |
| 25 | Robert Johnson | 45 | Head | Laborer | Virginia |
| 26 | Myrtle Johnson | 37 | Wife | — | Virginia |
| 27 | Annie E. Johnson | 14 | Daughter | — | Virginia |
| 28 | Ethel Johnson | 12 | Daughter | — | Pennsylvania |
| 29 | Robert Johnson | 10 | Son | — | Pennsylvania |
| 30 | Mable Johnson THIS PERSON | 7 | Daughter | — | Pennsylvania |
| 31 | Evelyn Johnson | 5 | Daughter | — | Pennsylvania |
| 32 | Charles Johnson | 2 | Son | — | Pennsylvania |
| 33 | Mckinley Roberts | 21 | Lodger | Laborer | North Carolina |
| 34 | Willie Richards | 24 | Head | Laborer | Virginia |
| 35 | Mary Richards | 24 | Wife | — | Virginia |
| 36 | Robert Richards | 26 | Brother | Laborer | Virginia |
| 37 | Henry Scott | 23 | Lodger | Laborer | Virginia |
| 38 | Wesley Gray | 26 | Lodger | Laborer | Virginia |
| 39 | John H. Woods | 37 | Head | Laborer | North Carolina |
| 40 | Betty Woods | 36 | Wife | — | North Carolina |
| 41 | Basil Sneed | 44 | Head | — | Pennsylvania |
| 42 | Alfred Sneed | 24 | Son | Laborer | Pennsylvania |
| 43 | Walter Sneed | 21 | Son | Laborer | Pennsylvania |
| 44 | Gertrude Sneed | 19 | Daughter | — | Pennsylvania |
| 45 | Henry Sneed | 10 | Son | — | Kentucky |
| 46 | James Robinson | 35 | Head | Laborer | Virginia |
| 47 | Brookie Robinson | 27 | Wife | — | Virginia |
| 48 | Allen G. Robinson | 17 | Son | — | Virginia |
| 49 | James Fuller | 22 | Lodger | Laborer | Alabama |
| 50 | George Bold | 50 | Lodger | Laborer | Kentucky |
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)