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Charles Carlson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Allegheny-County, Pennsylvania
Our Model Tree links this Charles Carlson across the 1920, 1930 and 1940 US Censuses in Allegheny-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents Charles & Charles — first a son (b.~1914), then head of a 7-person household.
Age 26
b. ~1914
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allegheny-County, Pennsylvania |
| Surname | Carlson |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Swissvale Borough |
| 1935 Residence (County) | Allegheny |
| Additional Details | |
| Occupation | Laborer |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Laborer |
| Township / Ward | Swissvale Borough |
| Est. Birth Year | ~1914 |
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 Charles | Age | Birth yr |
|---|---|---|---|---|
| Mildred Carlson | Daughter | — | 37 | ~1903 |
| Charles Carlson | Head | — | 54 | ~1886 |
| Oscar Anderson | Other | — | 44 | ~1896 |
| Arthur Anderson | Other | — | 40 | ~1900 |
| Harold Carlson | Son | — | 6 | ~1934 |
| Charles Carlson | Son | — | 26 | ~1914 |
| Millie Carlson | Spouse | — | 46 | ~1894 |
Census Appearances
1920
Allegheny, Pennsylvania
Son, age 5
Allegheny, Pennsylvania · implied b. ~1915 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Charles |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Pennsylvania |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Allegheny, Pennsylvania
Son, age 15
Allegheny, Pennsylvania · implied b. ~1915 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Charles |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Pennsylvania |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Allegheny-County, Pennsylvania
Son, age 26
Allegheny-County, Pennsylvania · implied b. ~1914 — 7 household members
| Surname | Carlson |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Swissvale Borough |
| 1935 Residence (County) | Allegheny |
| Occupation | Laborer |
| Industry | Steel Mill |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1100 |
| 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 Charles Carlson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles Carlson (~0.92 confidence) and father Charles Carlson (~0.92 confidence) and father Charley Carlson (~0.92 confidence) and mother Mollie Carlson (~0.92 confidence) and mother Millie Carlson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles Carlson
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Charles Carlson
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Charley Carlson
b. ~1886
Source father
● Household
· direct · ~0.92
Mother
Mollie Carlson
b. ~1893
Source mother
● Household
· direct · ~0.92
Mother
Millie Carlson
b. ~1894
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Carlson
Son · 1940 · age 26 · b. ~1914 · Pennsylvania
★ You are viewing this record
Sibling
Mildred Carlson
Sibling · 1940 · age 37
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Carlson
Sibling · 1940 · age 6
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-t0627-03418-00676)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anna D. Anderson | 29 | Wife | — | Pennsylvania |
| 42 | David Creelman | 50 | Roomer | — | Scotland |
| 43 | Anna Reynolds | 74 | Head | — | Maryland |
| 44 | Lawrence Reynolds | 46 | Son | Painter | Maryland |
| 45 | Lila Cetenroke | 48 | Head | — | Pennsylvania |
| 46 | Floyd Cetenroke | 23 | Son | Clerk | Pennsylvania |
| 47 | Anna Cetenroke | 20 | Daughter | — | Pennsylvania |
| 48 | John Mahon | 63 | Head | Conductor | Ireland |
| 49 | Anna Mahon | 60 | Wife | — | Ireland |
| 50 | Mary Therney | 61 | Lodger | — | Ireland |
| 51 | Malcolm Blackburn | 35 | Head | Mechanic | Ohio |
| 52 | Elizabeth Blackburn | 32 | Wife | — | Ohio |
| 53 | Thomas Blackburn | 9 | Son | — | Ohio |
| 54 | Charles Blackburn | 7 | Son | — | Ohio |
| 55 | Ann Blackburn | 5 | Daughter | — | Ohio |
| 56 | Judith Blackburn | 1 | Daughter | — | Pennsylvania |
| 57 | Charles Carlson | 54 | Head | Machinist | Sweden |
| 58 | Millie Carlson | 46 | Wife | — | Pennsylvania |
| 59 | Mildred Carlson | 37 | Daughter | Bench Hand | Pennsylvania |
| 60 | Charles Carlson THIS PERSON | 26 | Son | Laborer | Pennsylvania |
| 61 | Harold Carlson | 6 | Son | — | Pennsylvania |
| 62 | Arthur Anderson | 40 | Brother-in-law | Bartender | Pennsylvania |
| 63 | Oscar Anderson | 44 | Brother-in-law | Salesman | Pennsylvania |
| 64 | Edgar A. Taylor | 63 | Head | Time Engineer | Pennsylvania |
| 65 | Ella S. Taylor | 49 | Wife | — | Pennsylvania |
| 66 | Paul Taylor | 29 | Son | Tool Maker | Pennsylvania |
| 67 | Agnes Taylor | 30 | Daughter-in-law | — | Pennsylvania |
| 68 | John Bradley | 64 | Head | Painter | Ireland |
| 69 | Agnes Bradley | 59 | Wife | — | Pennsylvania |
| 70 | Barney Bradley | 27 | Son | Driver | Pennsylvania |
| 71 | Ruth Bradley | 20 | Daughter | Cashier | Pennsylvania |
| 72 | Robert Bradley | 16 | Son | — | Pennsylvania |
| 73 | Margaret Bradley | 78 | Sister | — | Missouri |
| 74 | Anna Eahler | 57 | Head | — | Czechoslovakia |
| 75 | John Eahler | 31 | Son | Laborer | Czechoslovakia |
| 76 | Steve Eahler | 27 | Son | Laborer | Czechoslovakia |
| 77 | Joseph Eahler | 23 | Son | Laborer | Pennsylvania |
| 78 | Anna Eahler | 22 | Daughter | Receptionist | Pennsylvania |
| 79 | John Bodor | 50 | Head | Laborer | Hungary |
| 80 | Mary Bodor | 45 | Wife | — | Hungary |
Pedigree Summary
Charles + 2 siblings
Gen 1 · 5 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)