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Elizabeth Johnston — 1930 US Census Record
Model Tree available1930 United States Federal Census · Allegheny, Pennsylvania
Our Model Tree links this Elizabeth Johnston across the 1910, 1920 and 1930 US Censuses in Allegheny, Pennsylvania (XGBoost, ~Confirmed), with identified parents James & William — first a daughter (b.~1900), then head of a 3-person household.
Age 30
b. ~1900
Female
Daughter
Born: Pennsylvania
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Allegheny, Pennsylvania |
| Surname | Johnston |
| Given Name | Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Additional Details | |
| Occupation | Clerk |
| Industry | Aluminum Co |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Clerk |
| Township / Ward | Pittsburgh City |
| Est. Birth Year | ~1900 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Elizabeth | Age | Birth yr |
|---|---|---|---|---|
| William Johnston | Head | — | 63 | ~1867 |
| Elizabeth Johnston | Daughter | — | 30 | ~1900 |
| Elizabeth Johnston | Spouse | — | 62 | ~1868 |
Census Appearances
1910
Allegheny, Pennsylvania
Daughter, age 9
Allegheny, Pennsylvania · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnston |
| Given Name | Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 9 |
| 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
Daughter, age 19
Allegheny, Pennsylvania · implied b. ~1901 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnston |
| Given Name | Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Saleslady |
| Industry | Dept. Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Daughter, age 30
Allegheny, Pennsylvania · implied b. ~1900 — 3 household members
| Surname | Johnston |
| Given Name | Elizabeth |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Clerk |
| Industry | Aluminum Co |
| Class of Worker | W |
| 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 Elizabeth Johnston across 3 US Census years (1910, 1920 and 1930) in Allegheny, Pennsylvania, using XGBoost record linkage. Identified parents: father James Johnston (~0.92 confidence) and father William Johnston (~0.92 confidence) and father William Johnston (~0.92 confidence) and mother Elizabeth Johnston (~0.92 confidence) and mother Elizabeth Johnston (~0.92 confidence) and mother Lizzie Johnston (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Johnston
b. ~1865
Source father
● Household
· direct · ~0.92
Father
William Johnston
b. ~1868
Source father
● Household
· direct · ~0.92
Father
William Johnston
b. ~1867
Source father
● Household
· direct · ~0.92
Mother
Elizabeth Johnston
b. ~1865
Source mother
● Household
· direct · ~0.92
Mother
Elizabeth Johnston
b. ~1868
Source mother
● Household
· direct · ~0.92
Mother
Lizzie Johnston
b. ~1870
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Elizabeth Johnston
Daughter · 1930 · age 30 · b. ~1900 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Allegheny, Pennsylvania
Open full size
1930 US Federal Census — Allegheny, Pennsylvania
Page Contents
50 people indexed on this census page (ia:1930:fifteenthcensus00reel1974:0771)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joseph A Fitzgerald | 3 | Son | — | Pennsylvania |
| 2 | Helen Kennedy | 60 | Head | — | Pennsylvania |
| 3 | Martha R Kennedy | 31 | Daughter | — | Pennsylvania |
| 4 | William E Kennedy | 29 | Son | Draughtsman | Pennsylvania |
| 5 | Mildred R Kennedy | 24 | Daughter | — | Pennsylvania |
| 6 | Charles E Kennedy | 22 | Son | Maker | Pennsylvania |
| 7 | Ralph Kennedy | 16 | Son | — | Pennsylvania |
| 8 | John R Heitman | 11 | Grand Son | — | Pennsylvania |
| 9 | John J Kaus | 51 | Head | Laborer | Pennsylvania |
| 10 | Mary Kaus | 48 | Wife | — | Germany |
| 11 | Margaret M Kaus | 20 | Daughter | Checker | Pennsylvania |
| 12 | William Johnston | 63 | Head | — | Pennsylvania |
| 13 | Elizabeth F Johnston | 62 | Wife | — | Pennsylvania |
| 14 | Elizabeth Johnston THIS PERSON | 30 | Daughter | Clerk | Pennsylvania |
| 15 | Thomas Mcgur | 62 | Head | Laborer | Indiana |
| 16 | Mary Mcgur | 48 | Wife | — | Irish Free State |
| 17 | Mary Mcgur | 21 | Daughter | Sales Lady | Pennsylvania |
| 18 | Dorothy Bailey | 45 | Head | — | Pennsylvania |
| 19 | Genevieve Bailey | 15 | Daughter | — | Pennsylvania |
| 20 | Catherine Friend | 12 | Head | — | Unknown |
| 21 | Edward Friend | 6 | Head | — | Unknown |
| 22 | Julia Friend | 4 | Head | — | Unknown |
| 23 | Edna Cook | 9 | Head | — | Unknown |
| 24 | Andrew Cook | 2 | Head | — | Unknown |
| 25 | John G Jr Lauer | 65 | Head | — | Pennsylvania |
| 26 | Jessie Lauer | 69 | Wife | — | New York |
| 27 | Cyril H Lauer | 40 | Son | Doctor | Pennsylvania |
| 28 | Annette Lauer | 30 | Daughter | Clerk | Pennsylvania |
| 29 | Stanislaus Youndzuskie | 38 | Head | Machinist | Poland |
| 30 | Eleanor Youndzuskie | 31 | Wife | — | Pennsylvania |
| 31 | Richard S Youndzuskie | 11 | Son | — | Pennsylvania |
| 32 | Elmer S Youndzuskie | 10 | Son | — | Pennsylvania |
| 33 | Cyril F Youndzuskie | 5 | Son | — | Pennsylvania |
| 34 | Bernard J Youndzuskie | 3 | Son | — | Pennsylvania |
| 35 | Arthur Goody | 23 | Head | Laborer | Pennsylvania |
| 36 | Mildred Goody | 21 | Wife | — | Pennsylvania |
| 37 | Arthur J Goody | 1 | Son | — | Pennsylvania |
| 38 | Mark A Bridgeman | 42 | Head | Painter | England |
| 39 | Mary Bridgeman | 26 | Wife | — | Pennsylvania |
| 40 | Ethel M Regan | 42 | Head | Laundry | New Jersey |
| 41 | Clifford M Regan | 20 | Son | Shipper | Pennsylvania |
| 42 | Joseph H Walsh | 39 | Head | Inspector | Pennsylvania |
| 43 | Mabel Walsh | 39 | Wife | — | England |
| 44 | Jos H Jr Walsh | 19 | Son | Asst Clerk | Pennsylvania |
| 45 | Margaret Walsh | 19 | Daughter | — | Pennsylvania |
| 46 | Robert Walsh | 13 | Son | — | Pennsylvania |
| 47 | Veronica Walsh | 6 | Daughter | — | Pennsylvania |
| 48 | John Walsh | 12 | Son | — | Pennsylvania |
| 49 | Joseph Walsh | 1 | Grand Son | — | Pennsylvania |
| 50 | James Walsh | 70 | Father | — | Pennsylvania |
Pedigree Summary
Elizabeth
Gen 1 · 6 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)