AC
Arthur Carlson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Westmoreland-County, Pennsylvania
Our Model Tree links this Arthur Carlson across the 1910, 1920, 1930 and 1940 US Censuses in Westmoreland-County, Pennsylvania (XGBoost, ~Confirmed), with identified parents C & Elias — first a son (b.~1908), then head of a 4-person household.
Age 32
b. ~1908
Male
Son
Born: Pennsylvania
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Westmoreland-County, Pennsylvania |
| Surname | Carlson |
| Given Name | Arthur L. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Irwin Borough |
| 1935 Residence (County) | Westmoreland |
| Additional Details | |
| Occupation | Auto Mechanic |
| Industry | Garage |
| Class of Worker | OA |
| Hours Worked | 16 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
| Occupation | Auto Mechanic |
| Township / Ward | Irwin Borough |
| Est. Birth Year | ~1908 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Arthur | Age | Birth yr |
|---|---|---|---|---|
| Edith Carlson | Daughter | — | 42 | ~1898 |
| Elias Carlson | Head | — | 75 | ~1865 |
| Carl Carlson | Son | — | 36 | ~1904 |
| Arthur Carlson | Son | — | 32 | ~1908 |
Census Appearances
1910
Westmoreland, Pennsylvania
Son, age 2
Westmoreland, Pennsylvania · implied b. ~1908 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Arthur E. W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | No |
| Can Write | No |
| Speaks English | No |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1920
Westmoreland, Pennsylvania
Son, age 13
Westmoreland, Pennsylvania · implied b. ~1907 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Arthur L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1930
Westmoreland, Pennsylvania
Son, age 22
Westmoreland, Pennsylvania · implied b. ~1908 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Arthur L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Assembler |
| Industry | Auto Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Pennsylvania |
| Birth Country | United States |
| Birthplace (normalized) | pennsylvania |
1940
Westmoreland-County, Pennsylvania
Son, age 32
Westmoreland-County, Pennsylvania · implied b. ~1908 — 4 household members
| Surname | Carlson |
| Given Name | Arthur L. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Single |
| Birthplace | Pennsylvania |
| 1935 Residence (City) | Irwin Borough |
| 1935 Residence (County) | Westmoreland |
| Occupation | Auto Mechanic |
| Industry | Garage |
| Class of Worker | OA |
| Hours Worked | 16 |
| Highest Grade | 8 |
| 1935 Residence | Same House |
| 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 Arthur Carlson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father C Carlson (~0.92 confidence) and mother Elias Carlson (~0.92 confidence) and mother Ellie Carlson (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
C Carlson
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Elias Carlson
b. ~1865
Source mother
● Household
· direct · ~0.92
Mother
Ellie Carlson
b. ~1865
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Arthur Carlson
Son · 1940 · age 32 · b. ~1908 · Pennsylvania
★ You are viewing this record
Sibling
Carl Carlson
Sibling · 1940 · age 36
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edith Carlson
Sibling · 1940 · age 42
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 — Westmoreland-County, Pennsylvania
Open full size
1940 US Federal Census — Westmoreland-County, Pennsylvania
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03631-00636)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Evelyn Gaebel | 21 | wife | New Worker | Massachusetts |
| 42 | Warren Murry | 25 | head | Clerk | Pennsylvania |
| 43 | Florence Murry | 24 | wife | — | Pennsylvania |
| 44 | Warren Edward Murry | 0 | son | — | Pennsylvania |
| 45 | John S. Kifer | 49 | head | Glass Cutter | Pennsylvania |
| 46 | Mary S. Kifer | 48 | wife | — | Pennsylvania |
| 47 | Charles Ivy | 33 | son in law | Truck Driver | Pennsylvania |
| 48 | Irene E. Ivy | 30 | daughter | Clerk | Pennsylvania |
| 49 | Virginia Ivy | 7 | granddaughter | — | Pennsylvania |
| 50 | Nancy Ivy | 2 | granddaughter | — | Pennsylvania |
| 51 | Charles B. Trimble | 15 | nephew | — | Pennsylvania |
| 52 | John L. Kifer | 85 | father | — | Pennsylvania |
| 53 | Elias Carlson | 75 | head | — | Sweden |
| 54 | Edith J. Carlson | 42 | daughter | Clerk | Pennsylvania |
| 55 | Carl E. Carlson | 36 | son | Mine Worker | Pennsylvania |
| 56 | Arthur L. Carlson THIS PERSON | 32 | son | Auto Mechanic | Pennsylvania |
| 57 | Joseph Santer | 62 | head | Salesman | Russia |
| 58 | Rose Santer | 62 | wife | — | Russia |
| 59 | Rose Santer | 29 | daughter | Proprietor | Pennsylvania |
| 60 | Sophy Santer | 24 | daughter | Clerk | Pennsylvania |
| 61 | Sylvia Santer | 22 | daughter | Clerk | Pennsylvania |
| 62 | Martin Paulson | 70 | head | — | Sweden |
| 63 | Ida Paulson | 74 | wife | — | Sweden |
| 64 | Anna Paulson | 41 | daughter | — | Pennsylvania |
| 65 | Selma Mrs. Anderson | 57 | head | — | Sweden |
| 66 | Reinhold Anderson | 32 | son | Accountant | Pennsylvania |
| 67 | — | None | — | — | — |
| 68 | Carl Christenson | 49 | head | Mechanic | Sweden |
| 69 | Ellen Christenson | 53 | wife | — | Pennsylvania |
| 70 | Oscar Christenson | 23 | son | Labor | Pennsylvania |
| 71 | Charles Christenson | 20 | son | Meter Reader | Pennsylvania |
| 72 | Leroy Christenson | 18 | son | — | Pennsylvania |
| 73 | Earl Christenson | 11 | son | — | Pennsylvania |
| 74 | Joseph B. Peters | 63 | head | Butcher | Pennsylvania |
| 75 | Myrtle Peters | 61 | wife | — | Pennsylvania |
| 76 | Paul E. Brown | 28 | head | School Teacher | Pennsylvania |
| 77 | Pauline Brown | 27 | wife | — | Pennsylvania |
| 78 | Clarence R. Cortright | 54 | head | Clerk | Ohio |
| 79 | Mary K. Cortright | 56 | wife | — | Pennsylvania |
| 80 | Lena Mrs. Swanson | 78 | mother in law | — | Pennsylvania |
Pedigree Summary
Arthur + 2 siblings
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)