LN
Louis Nelson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sangamon-County, Illinois
Our Model Tree links this Louis Nelson across the 1900, 1910, 1920, 1930 and 1940 US Censuses in Sangamon-County, Illinois (XGBoost, ~Confirmed) — first a head (b.~1880), then head of a 4-person household.
Age 60
b. ~1880
Male
Head
Born: Sweden
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Sangamon-County, Illinois |
| Surname | Nelson |
| Given Name | Louis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Woodside Township |
| 1935 Residence (County) | Sangamon |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | truck farm operator |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 1000 |
| Highest Grade | G 8 |
| 1935 Residence | Same place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
| Occupation | Truck Farm Operator |
| Township / Ward | Woodside Township |
| Est. Birth Year | ~1880 |
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 Louis | Age | Birth yr |
|---|---|---|---|---|
| Sena Nelson | Spouse | — | 55 | ~1885 |
| Louis Nelson | Head | — | 60 | ~1880 |
| Elmer Nelson | Son | — | 24 | ~1916 |
| Helen Nelson | Daughter | — | 34 | ~1906 |
Census Appearances
1900
Sangamon, Illinois
Other, age 23
Sangamon, Illinois · implied b. ~1877 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Lewis |
| Relationship to Head | Nephew |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Sweden |
| Birth Month | Sep |
| Birth Year | 1877 |
| Year of Immigration | 1899 |
| Naturalization Status | Alien |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Carpenter |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1910
Sangamon, Illinois
Head, age 31
Sangamon, Illinois · implied b. ~1879 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Lewis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Married |
| Birthplace | Sweden |
| Years Married | 4 |
| Children Living | 1894 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Operator |
| Industry | Farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1920
Sangamon, Illinois
Head, age 41
Sangamon, Illinois · implied b. ~1879 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Louis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Sweden |
| Year of Immigration | 1900 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Carpenter |
| Industry | House |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth Country | Sweden |
| Year of Naturalization | 1905 |
| Birthplace (normalized) | sweden |
1930
Sangamon, Illinois
Head, age 51
Sangamon, Illinois · implied b. ~1879 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Louis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Sweden |
| Naturalization Status | Naturalized |
| Year of Immigration | 1899 |
| Age at First Marriage | 26 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Carpenter |
| Industry | General work |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Home Owned/Rented | O |
| Home Value / Rent | 4,000 |
| Radio Set | R |
| Veteran | No |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1940
Sangamon-County, Illinois
Head, age 60
Sangamon-County, Illinois · implied b. ~1880 — 4 household members
| Surname | Nelson |
| Given Name | Louis |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Woodside Township |
| 1935 Residence (County) | Sangamon |
| Naturalization Status | Naturalized |
| Occupation | truck farm operator |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 1000 |
| Highest Grade | G 8 |
| 1935 Residence | Same place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
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 Nelson across 5 US Census years (1900, 1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Louis Nelson
Head · 1940 · age 60 · b. ~1880 · Illinois
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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 — Sangamon-County, Illinois
Open full size
1940 US Federal Census — Sangamon-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00887-00959)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Betty Broaddus | 12 | daughter | — | Illinois |
| 2 | Louis Broaddus | 9 | son | — | Illinois |
| 3 | Charles Broaddus | 7 | son | — | Illinois |
| 4 | Lela Broaddus | 5 | daughter | — | Illinois |
| 5 | Robert Broaddus | 4 | son | — | Illinois |
| 6 | Barbara Jackson | 6 | granddaughter | — | Illinois |
| 7 | Samuel Mosley | 65 | Head | Owner Operator | Illinois |
| 8 | Elizabeth Mosley | 57 | Wife | — | Illinois |
| 9 | Herbert L. Mosley | 24 | son | Farmhand | Illinois |
| 10 | Palmayene Mosley | 18 | daughter | — | Illinois |
| 11 | Charles Gilbert | 33 | Head | Ice Man | Illinois |
| 12 | Mary Gilbert | 32 | Wife | — | Illinois |
| 13 | James Gilbert | 11 | son | — | Illinois |
| 14 | Charles Gilbert | 10 | son | — | Illinois |
| 15 | Rosemary Gilbert | 9 | daughter | — | Illinois |
| 16 | Juanita Gilbert | 7 | daughter | — | Illinois |
| 17 | Anna Council | 66 | Head | — | Illinois |
| 18 | Kendall Council | None | Edward | — | G 8 |
| 19 | Fred Yocom | 54 | lodger | Operator | Illinois |
| 20 | Louis W. Fletcher | 57 | Head | Operator | Indiana |
| 21 | Mary Fletcher | 54 | Wife | — | Illinois |
| 22 | Louis Merano | 58 | Head | Owner | Italy |
| 23 | Mary Merano | 47 | Wife | — | Italy |
| 24 | Reno Merano | 23 | son | Pin Setter | Illinois |
| 25 | John Merano | 20 | son | — | Illinois |
| 26 | Emile Merano | 13 | son | — | Illinois |
| 27 | Louis Nelson THIS PERSON | 60 | Head | Truck Farm Operator | Sweden |
| 28 | Sena Nelson | 55 | Wife | — | Sweden |
| 29 | Helen Nelson | 34 | daughter | Bookkeeper | Illinois |
| 30 | Elmer Nelson | 24 | son | Groundsman | Illinois |
| 31 | Fred Jacobs | 44 | Head | Operator | Illinois |
| 32 | Thelma Jacobs | 28 | Wife | — | Washington |
| 33 | Evelyn Jacobs | 8 | daughter | — | Illinois |
| 34 | Ernest Newman | 49 | Head | Operator | Illinois |
| 35 | Casey Newman | 43 | Wife | — | Illinois |
| 36 | Wilbur Newman | 11 | son | — | Illinois |
| 37 | Charles Bose | 38 | Head | Plasterer Contractor | Illinois |
| 38 | Alice Bose | 33 | Wife | — | Illinois |
| 39 | Mary Alice Bose | 11 | daughter | — | Illinois |
| 40 | Margaret Bose | 7 | daughter | — | Illinois |
Related Census Records
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)