AL
Anna Larsen — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Anna Larsen across the 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed) — first a daughter (b.~1918), then head of a 7-person household.
Age 22
b. ~1918
Female
Daughter
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Larsen |
| Given Name | Anna |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Office |
| Industry | Bondy Elevator |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 108 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Office |
| Township / Ward | Pittsburgh |
| Est. Birth Year | ~1918 |
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 1940 census.
| Name | Relation to head | Relative to Anna | Age | Birth yr |
|---|---|---|---|---|
| Olive Larsen | Spouse | — | 51 | ~1889 |
| Elva Larsen | Daughter | — | 20 | ~1920 |
| Thomas Larsen | Son | — | 22 | ~1918 |
| Irene Larsen | Daughter | — | 23 | ~1917 |
| Veda Larsen | Daughter | — | 13 | ~1927 |
| John Larsen | Head | — | 53 | ~1887 |
| Anna Larsen | Daughter | — | 22 | ~1918 |
Census Appearances
1930
Allegheny, Pennsylvania
Daughter, age 12
Allegheny, Pennsylvania · implied b. ~1918 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larson |
| Given Name | Anna |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Daughter, age 22
Allegheny-County, Pennsylvania · implied b. ~1918 — 7 household members
| Surname | Larsen |
| Given Name | Anna |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Pittsburgh |
| 1935 Residence (County) | Allegheny |
| Occupation | Office |
| Industry | Bondy Elevator |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 108 |
| Highest Grade | H 4 |
| 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 Larsen across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Anna Larsen
Daughter · 1940 · age 22 · b. ~1918 · Pennsylvania
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Sibling
Veda Larsen
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Elva Larsen
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Larsen
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Irene Larsen
Sibling · 1940 · age 23
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
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-t0627-03658-00321)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | George Jr. Duff | 10 | Son | — | Pennsylvania |
| 2 | W. Norman Foster | 33 | Head | Treasurer | Pennsylvania |
| 3 | Stella E. Foster | 33 | Wife | — | Pennsylvania |
| 4 | Donald Foster | 10 | Son | — | Pennsylvania |
| 5 | Barbara Foster | 7 | Daughter | — | Pennsylvania |
| 6 | Gladys Foster | 5 | Daughter | — | Pennsylvania |
| 7 | Eleanor Foster | 3 | Daughter | — | Pennsylvania |
| 8 | Ben Lyboldt | 44 | Head | Attorney | Pennsylvania |
| 9 | Mary Lyboldt | 36 | Wife | — | Pennsylvania |
| 10 | Roger Lyboldt | 3 | Son | — | Pennsylvania |
| 11 | Harry Schell | 39 | Head | Teacher | Pennsylvania |
| 12 | Agnes Schell | 36 | Wife | — | Pennsylvania |
| 13 | Robert Schell | 13 | Son | — | Pennsylvania |
| 14 | Mary Schell | 13 | Daughter | — | Pennsylvania |
| 15 | Joseph F. Schutz | 41 | Head | Apprentice | Pennsylvania |
| 16 | Elizabeth Schutz | 35 | Wife | — | Pennsylvania |
| 17 | Joan Schutz | 12 | Daughter | — | Pennsylvania |
| 18 | Jack Schutz | 10 | Son | — | Pennsylvania |
| 19 | James Augenbright | 37 | Head | Accountant | Ohio |
| 20 | Helen Augenbright | 40 | Wife | — | West Virginia |
| 21 | Thomas Augenbright | 9 | Son | — | Pennsylvania |
| 22 | Nancy Augenbright | 3 | Daughter | — | Pennsylvania |
| 23 | Charles Jr. Henninger | 47 | Head | Foreman | Pennsylvania |
| 24 | Sarah Henninger | 47 | Wife | — | Illinois |
| 25 | Audrey Henninger | 22 | Daughter | Sales Clerk | Pennsylvania |
| 26 | Charles Henninger | 18 | Son | Clerk | Pennsylvania |
| 27 | For Reserved | None | Ever | — | — |
| 28 | For Reserved | None | Ever | — | — |
| 29 | John A. Larsen | 53 | Head | Valueman | Sweden |
| 30 | Olive Larsen | 51 | Wife | — | Pennsylvania |
| 31 | Irene Larsen | 23 | Daughter | Office | Pennsylvania |
| 32 | Anna Larsen THIS PERSON | 22 | Daughter | Office | Pennsylvania |
| 33 | Thomas Larsen | 22 | Son | Bookkeeper | Pennsylvania |
| 34 | Elva Larsen | 20 | Daughter | New Worker | Pennsylvania |
| 35 | Veda Larsen | 13 | Daughter | — | Pennsylvania |
| 36 | Lester E. Gallagher | 40 | Head | Bookkeeper | Pennsylvania |
| 37 | Martha Gallagher | 38 | Wife | Operator | Pennsylvania |
| 38 | Lester Jr. Gallagher | 14 | Son | — | Pennsylvania |
| 39 | Donald Gallagher | 10 | Son | — | Pennsylvania |
| 40 | Harry Mengebauer | 44 | Head | Carpenter | 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)