CL
Carl Larson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Ottawa-County, Michigan
Our Model Tree links this Carl Larson across the 1920, 1930 and 1940 US Censuses in Ottawa-County, Michigan (XGBoost, ~Confirmed), with identified parents Alexander & Augusta — first a head (b.~1898), then head of a 4-person household.
Age 42
b. ~1898
Male
Head
Born: Michigan
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ottawa-County, Michigan |
| Surname | Larson |
| Given Name | Carl |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Spring Lake twp |
| 1935 Residence (County) | Ottawa |
| Additional Details | |
| Occupation | sheet metal worker |
| Industry | Bar Fixture factory |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1212 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
| Occupation | Sheet Metal Worker |
| Township / Ward | Spring Lake Twp |
| Est. Birth Year | ~1898 |
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 Carl | Age | Birth yr |
|---|---|---|---|---|
| Elena Larson | Daughter | — | 3 | ~1937 |
| Carl Larson | Head | — | 42 | ~1898 |
| Augusta Larson | Other | — | 76 | ~1864 |
| Marian Larson | Spouse | — | 35 | ~1905 |
Census Appearances
1920
Ottawa, Michigan
Son, age 21
Ottawa, Michigan · implied b. ~1899 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larsen |
| Given Name | Carl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Michigan |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Laborer |
| Industry | Home Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1930
Ottawa, Michigan
Head, age 32
Ottawa, Michigan · implied b. ~1898 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larson |
| Given Name | Carl E. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Michigan |
| Age at First Marriage | 27 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Sheet Metal |
| Industry | Soda Fountain Mfg |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 2400 |
| Radio Set | R |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
1940
Ottawa-County, Michigan
Head, age 42
Ottawa-County, Michigan · implied b. ~1898 — 4 household members
| Surname | Larson |
| Given Name | Carl |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Married |
| Birthplace | Michigan |
| 1935 Residence (City) | Spring Lake twp |
| 1935 Residence (County) | Ottawa |
| Occupation | sheet metal worker |
| Industry | Bar Fixture factory |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 1212 |
| Highest Grade | H-2 |
| 1935 Residence | Same place |
| Birth State | Michigan |
| Birth Country | United States |
| Birthplace (normalized) | michigan |
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 Carl Larson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alexander Larsen (~0.92 confidence) and mother Augusta Larsen (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alexander Larsen
b. ~1851
Source father
● Household
· direct · ~0.92
Mother
Augusta Larsen
b. ~1866
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Carl Larson
Head · 1940 · age 42 · b. ~1898 · Michigan
★ 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 — Ottawa-County, Michigan
Open full size
1940 US Federal Census — Ottawa-County, Michigan
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01809-00561)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William Robbinsen | 45 | son | — | Michigan |
| 2 | Jay R. Hawkins | 57 | head | Carpenter | Michigan |
| 3 | Elizabeth Hawkins | 61 | wife | — | Netherlands |
| 4 | Walter Cortwright | 24 | head | Coremaker | Michigan |
| 5 | Beatrice Cortwright | 22 | wife | — | Michigan |
| 6 | Sandra K. Cortwright | 2 | daughter | — | Michigan |
| 7 | Taylor Garter | 22 | head | Sprayer | Michigan |
| 8 | Beatrice Garter | 22 | wife | — | Michigan |
| 9 | Marjorie Garter | 3 | daughter | — | Michigan |
| 10 | Mary Garter | 1 | daughter | — | Michigan |
| 11 | Carl Grant | 22 | head | Finisher | Michigan |
| 12 | Myrtle Grant | 23 | wife | — | Michigan |
| 13 | Richard Grant | 5 | son | — | Michigan |
| 14 | Edna Grant | 65 | mother | — | Michigan |
| 15 | Paul Hahuckett | 25 | head | Laborer | Missouri |
| 16 | Ilene Hahuckett | 18 | wife | — | Illinois |
| 17 | William Krohn | 54 | head | Molder | Michigan |
| 18 | Elizabeth Krohn | 49 | wife | — | Michigan |
| 19 | Wilford J. Krohn | 25 | son | Packer | Michigan |
| 20 | Raymond Krohn | 23 | son | Coremaker | Michigan |
| 21 | Virginia Borman | 60 | head | — | Missouri |
| 22 | Zachery English | 97 | father | — | New York |
| 23 | Marcella Kapeer | 62 | head | — | Russia |
| 24 | William Kapeer | 24 | son | Laborer Garden Work | Michigan |
| 25 | John Kapeer | 19 | son | Laborer Garden Work | Michigan |
| 26 | Carl Larson THIS PERSON | 42 | head | Sheet Metal Worker | Michigan |
| 27 | Marian Larson | 35 | wife | — | Michigan |
| 28 | Elena Larson | 3 | daughter | — | Michigan |
| 29 | Augusta Larson | 76 | mother | — | Sweden |
| 30 | Kristina Torbenson | 75 | head | — | Denmark |
| 31 | George Dewitt | 24 | head | Machinist | Michigan |
| 32 | Helen Dewitt | 23 | wife | — | Illinois |
| 33 | Gus Lund | 53 | head | Machinist | Sweden |
| 34 | Ida Lund | 50 | wife | — | Sweden |
| 35 | Clarence Smit | 24 | son-in-law | Gen'L Foreman | Michigan |
| 36 | Gundy Smit | 22 | daughter | Stenographer | Sweden |
| 37 | Nels Christopher | 74 | head | — | Denmark |
| 38 | Margurette Christopher | 40 | wife | — | Michigan |
| 39 | Nelson Christopher | 20 | son | Laborer | Michigan |
| 40 | Evelyn Christopher | 19 | daughter | — | Michigan |
Pedigree Summary
Carl
Gen 1 · 2 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)