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Edward Johnston — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Edward Johnston across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Clarence & Chas — first a head (b.~1907), then head of a 3-person household.
Age 33
b. ~1907
Male
Head
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Johnston |
| Given Name | Edward R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Executive |
| Industry | Electric Corp |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 3000 |
| Highest Grade | Hs 2 |
| 1935 Residence | Pennsylvania |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Executive |
| Township / Ward | Carnegie |
| 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Edward | Age | Birth yr |
|---|---|---|---|---|
| Thelma Johnston | Spouse | — | 29 | ~1911 |
| Edward Johnston | Head | — | 33 | ~1907 |
| Sandra Johnston | Daughter | — | 4 | ~1936 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 11
Allegheny, Pennsylvania · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnston |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| 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 |
1930
Allegheny, Pennsylvania
Son, age 22
Allegheny, Pennsylvania · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnstone |
| Given Name | Edward |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Pennsylvania |
| Occupation | Truck Driver |
| Industry | Contractor |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Head, age 33
Allegheny-County, Pennsylvania · implied b. ~1907 — 3 household members
| Surname | Johnston |
| Given Name | Edward R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Allegheny |
| Occupation | Executive |
| Industry | Electric Corp |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 3000 |
| Highest Grade | Hs 2 |
| 1935 Residence | Pennsylvania |
| 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 Edward Johnston across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Clarence Johnston (~0.92 confidence) and mother Chas Johnstone (~0.92 confidence) and mother Edna Johnston (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Clarence Johnston
b. ~1878
Source father
● Household
· direct · ~0.92
Mother
Chas Johnstone
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Edna Johnston
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Edward Johnston
Head · 1940 · age 33 · b. ~1907 · Pennsylvania
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Allegheny-County, Pennsylvania
Open full size
1940 US Federal Census — Allegheny-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03399-00709)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anna M. Karecky | 5 | Daughter | — | Pennsylvania |
| 42 | Veronica Karecky | 2 | Daughter | — | Pennsylvania |
| 43 | Richard Karecky | 0 | Son | — | Pennsylvania |
| 44 | Clark Glenn | 23 | Head | Artist | Tennessee |
| 45 | Clara Glenn | 22 | Wife | — | Pennsylvania |
| 46 | Edward R. Johnston THIS PERSON | 33 | Head | Executive | Pennsylvania |
| 47 | Thelma Johnston | 29 | Wife | — | Pennsylvania |
| 48 | Sandra Johnston | 4 | Daughter | — | Pennsylvania |
| 49 | Earl Bugleman | 39 | Head | Labor | Pennsylvania |
| 50 | Emma Bugleman | 31 | Wife | — | Pennsylvania |
| 51 | William Bugleman | 16 | Son | — | Pennsylvania |
| 52 | Mary E. Bugleman | 14 | Daughter | — | Pennsylvania |
| 53 | John Carver | 45 | Head | Fireman | North Carolina |
| 54 | Kate Carver | 39 | Wife | — | Pennsylvania |
| 55 | John Carver | 18 | Son | — | Pennsylvania |
| 56 | Bessie Carver | 16 | Daughter | — | Pennsylvania |
| 57 | James A. Stewart | 25 | Head | Printer | Pennsylvania |
| 58 | Gertrude Stewart | 24 | Wife | — | Pennsylvania |
| 59 | James Stewart | 2 | Son | — | Pennsylvania |
| 60 | Guy Stewart | 51 | Head | Painting | Pennsylvania |
| 61 | Hilda Stewart | 48 | Wife | Clerk Office | New York |
| 62 | George Egbert | 31 | Head | Superintendent | Pennsylvania |
| 63 | Ida Egbert | 33 | Wife | — | England |
| 64 | Flora Egbert | 14 | Daughter | — | Pennsylvania |
| 65 | Norma Egbert | 13 | Daughter | — | Pennsylvania |
| 66 | Shirley Egbert | 10 | Daughter | — | Pennsylvania |
| 67 | Robert L. Stewart | 53 | Head | Labor | Pennsylvania |
| 68 | Irene Stewart | 46 | Wife | — | Pennsylvania |
| 69 | Robert C. Stewart | 7 | Son | — | Pennsylvania |
| 70 | James Llewellyn | 57 | Head | Janitor | Pennsylvania |
| 71 | Nellie Llewellyn | 52 | Wife | — | Ohio |
| 72 | Anna Llewellyn | 16 | Daughter | — | Pennsylvania |
| 73 | Agnes Llewellyn | 15 | Daughter | — | Pennsylvania |
| 74 | John A. Mark | 49 | Head | Engineer | Pennsylvania |
| 75 | Pauline Mark | 42 | Wife | — | Pennsylvania |
| 76 | Mildred Mark | 24 | Daughter | Stenographer | Pennsylvania |
| 77 | Frank Mark | 23 | Son | Accounting | Pennsylvania |
| 78 | August Turney | 56 | Head | Miner | Pennsylvania |
| 79 | Eva Turney | 45 | Wife | — | Pennsylvania |
| 80 | William Turney | 25 | Son | Chemist | Pennsylvania |
Pedigree Summary
Edward
Gen 1 · 3 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)