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Louis Larson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Marshall-County, Minnesota
Our Model Tree links this Louis Larson across the 1920, 1930 and 1940 US Censuses in Marshall-County, Minnesota (XGBoost, ~Confirmed) — first a head (b.~1895), then head of a 3-person household.
Age 45
b. ~1895
Male
Head
Born: Norway
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Marshall-County, Minnesota |
| Surname | Larson |
| Given Name | Louis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Norway |
| 1935 Residence (City) | Lincoln Twp. |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
| Occupation | Farmer |
| Township / Ward | Lincoln Twp |
| Est. Birth Year | ~1895 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Louis | Age | Birth yr |
|---|---|---|---|---|
| Louis Larson | Head | — | 45 | ~1895 |
| Ina Larson | Spouse | — | 30 | ~1910 |
| James Larson | Son | — | 2 | ~1938 |
Census Appearances
1920
Marshall, Minnesota
Other, age 25
Marshall, Minnesota · implied b. ~1895 — 15 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larson |
| Given Name | Louis |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Norway |
| Year of Immigration | 1910 |
| Naturalization Status | Alien |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Laborer |
| Industry | Working out |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Norwegian |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1930
Marshall, Minnesota
Other, age 34
Marshall, Minnesota · implied b. ~1896 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Larsen |
| Given Name | Louis |
| Relationship to Head | Servant |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Single |
| Birthplace | Norway |
| Naturalization Status | Naturalized |
| Year of Immigration | 1910 |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Occupation | Laborer |
| Industry | Grain Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Norwegian |
| Veteran | No |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
1940
Marshall-County, Minnesota
Head, age 45
Marshall-County, Minnesota · implied b. ~1895 — 3 household members
| Surname | Larson |
| Given Name | Louis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Norway |
| 1935 Residence (City) | Lincoln Twp. |
| Naturalization Status | Naturalized |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| Birth Country | Norway |
| Birthplace (normalized) | norway |
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 Louis Larson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Louis Larson
Head · 1940 · age 45 · b. ~1895 · Minnesota
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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 — Marshall-County, Minnesota
Open full size
1940 US Federal Census — Marshall-County, Minnesota
Page Contents
18 people indexed on this census page (nara:1940:m-t0627-01936-00490)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lillie Rasmussen | 1 | Son | — | Minnesota |
| 2 | Lavonne Rasmussen | 0 | Daughter | — | Minnesota |
| 3 | Louis Larson THIS PERSON | 45 | Head | Farmer | Norway |
| 4 | Ina Larson | 30 | Wife | — | Minnesota |
| 5 | James Larson | 2 | Son | — | Minnesota |
| 6 | Martha Storby | 78 | Head | — | Norway |
| 7 | Melvin Storby | 24 | Son | Mechanic | Minnesota |
| 8 | Harry Storby | 36 | Head | Farmer | Minnesota |
| 9 | Ellen Storby | 31 | Wife | — | Minnesota |
| 10 | Ervin Storby | 11 | Son | — | Minnesota |
| 11 | Joyce Storby | 9 | Daughter | — | Minnesota |
| 12 | Palmer Storby | 7 | Son | — | Minnesota |
| 13 | Vernon Storby | 5 | Son | — | Minnesota |
| 14 | Arne Jensen | 28 | Head | Farmer | North Dakota |
| 15 | Joe Jensen | 35 | Brother | Farmer | North Dakota |
| 16 | Arnold Jensen | 30 | Brother | Farmer | North Dakota |
| 17 | Torger Jensen | 26 | Brother | Farm Laborer | North Dakota |
| 18 | Hattie Jensen | 21 | Sister | — | North Dakota |
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)