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Anna Johnston — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Anna Johnston across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a spouse (b.~1904), then head of a 9-person household.
Age 36
b. ~1904
Female
Spouse
Born: Pennsylvania
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Johnston |
| Given Name | Anna |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1904 |
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 1940 census.
| Name | Relation to head | Relative to Anna | Age | Birth yr |
|---|---|---|---|---|
| Richard Johnston | Son | — | 10 | ~1930 |
| Regis Johnston | Son | — | 3 | ~1937 |
| Herman Johnston | Head | — | 39 | ~1901 |
| Anna Johnston | Spouse | — | 36 | ~1904 |
| Thomas Thimes | Other | — | 25 | ~1915 |
| Verna Johnston | Daughter | — | 1 | ~1939 |
| Gorman Johnston | Son | — | 11 | ~1929 |
| Adrain Johnston | Son | — | 5 | ~1935 |
| Norbert Johnston | Son | — | 8 | ~1932 |
Census Appearances
1930
Allegheny, Pennsylvania
Other, age 26
Allegheny, Pennsylvania · implied b. ~1904 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnston |
| Given Name | Anna |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| Age at First Marriage | 23 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Spouse, age 36
Allegheny-County, Pennsylvania · implied b. ~1904 — 9 household members
| Surname | Johnston |
| Given Name | Anna |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| 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 Anna Johnston across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Anna Johnston
Spouse · 1940 · age 36 · b. ~1904 · Pennsylvania
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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-t0627-03656-00371)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George Mcbride | 45 | Head | Roll Turner | Pennsylvania |
| 2 | Eleanor Mcbride | 42 | Wife | — | Pennsylvania |
| 3 | Eleanor Mcbride | 21 | Daughter | Packer | Pennsylvania |
| 4 | John Mcbride | 12 | son | — | Pennsylvania |
| 5 | George Mcbride | 9 | son | — | Pennsylvania |
| 6 | David J Howard | 48 | Head | Foreman | Wales |
| 7 | Marie Alice Howard | 40 | Wife | — | Pennsylvania |
| 8 | David Howard | 16 | son | — | Pennsylvania |
| 9 | Edward Howard | 16 | son | — | Pennsylvania |
| 10 | Viola Rae Howard | 11 | daughter | — | Pennsylvania |
| 11 | Begin Block #4 Block #3 Ends | None | — | — | — |
| 12 | Albert S Baird | 62 | Head | Laborer | Ohio |
| 13 | Stella Baird | 61 | Wife | — | Pennsylvania |
| 14 | Minnie Baird | 21 | daughter | Caretaker | Pennsylvania |
| 15 | Herman Johnston | 39 | Head | Designer | Pennsylvania |
| 16 | Anna Johnston THIS PERSON | 36 | Wife | — | Pennsylvania |
| 17 | Gorman Johnston | 11 | son | — | Pennsylvania |
| 18 | Richard Johnston | 10 | son | — | Pennsylvania |
| 19 | Norbert Johnston | 8 | son | — | Pennsylvania |
| 20 | Adrain Johnston | 5 | son | — | Pennsylvania |
| 21 | Regis Johnston | 3 | son | — | Pennsylvania |
| 22 | Verna Johnston | 1 | daughter | — | Pennsylvania |
| 23 | Thomas Thimes | 25 | nephew | Bottler | Pennsylvania |
| 24 | Albert Albrecht | 53 | Head | Painter | Pennsylvania |
| 25 | Cecelia Albrecht | 43 | Wife | — | Pennsylvania |
| 26 | Jan Martha Albrecht | 15 | daughter | — | Pennsylvania |
| 27 | Albert Francis Albrecht | 14 | son | — | Pennsylvania |
| 28 | Estelle Ann Albrecht | 11 | daughter | — | Pennsylvania |
| 29 | Cercone Gaetano | 52 | Head | Laborer | Italy |
| 30 | Sarah Gaetano | 42 | Wife | — | Italy |
| 31 | Anna Marie Gaetano | 17 | daughter | — | Italy |
| 32 | Oswald Gaetano | 8 | son | — | Italy |
| 33 | Virginia Gaetano | 6 | daughter | — | Pennsylvania |
| 34 | Alvera Gaetano | 3 | daughter | — | Pennsylvania |
| 35 | Annie Gaetano | 2 | daughter | — | Pennsylvania |
| 36 | Edward Gaetano | 0 | son | — | Pennsylvania |
| 37 | Joseph Becker | 50 | Head | Carpenter | Pennsylvania |
| 38 | Bridget Elizabeth Becker | 52 | Wife | — | Pennsylvania |
| 39 | Joseph Jr Becker | 25 | son | Steel Laborer | Pennsylvania |
| 40 | Joseph Brady | 28 | son-in-law | Steel Laborer | Pennsylvania |
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)