EN
Earl Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Henry-County, Illinois
Our Model Tree links this Earl Nelson across the 1910, 1920, 1930 and 1940 US Censuses in Henry-County, Illinois (XGBoost, ~Confirmed), with identified parents Alfred & Alfred — first a head (b.~1910), then head of a 3-person household.
Age 30
b. ~1910
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Henry-County, Illinois |
| Surname | Nelson |
| Given Name | Earl A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Weller Township |
| 1935 Residence (County) | Henry |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 0 |
| Highest Grade | No H4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Weller Township |
| Est. Birth Year | ~1910 |
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 Earl | Age | Birth yr |
|---|---|---|---|---|
| Suzanne Nelson | Daughter | — | 1 | ~1939 |
| Lois Nelson | Spouse | — | 31 | ~1909 |
| Earl Nelson | Head | — | 30 | ~1910 |
Census Appearances
1910
Henry, Illinois
Son, age
Henry, Illinois · implied b. ~1910 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Earl |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Henry, Illinois
Son, age 10
Henry, Illinois · implied b. ~1910 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Earl A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Henry, Illinois
Son, age 20
Henry, Illinois · implied b. ~1910 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Earl |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Illinois |
| Occupation | laborer |
| Industry | general farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Veteran | no |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Henry-County, Illinois
Head, age 30
Henry-County, Illinois · implied b. ~1910 — 3 household members
| Surname | Nelson |
| Given Name | Earl A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Weller Township |
| 1935 Residence (County) | Henry |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 0 |
| Highest Grade | No H4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Earl Nelson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alfred Nelson (~0.92 confidence) and father Alfred Nelson (~0.92 confidence) and father Gustaf Nelson (~0.92 confidence) and mother Emma Nelson (~0.92 confidence) and mother Emma Nelson (~0.92 confidence) and mother Emma Nelson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alfred Nelson
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Alfred Nelson
b. ~1870
Source father
● Household
· direct · ~0.92
Father
Gustaf Nelson
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Emma Nelson
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Emma Nelson
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Emma Nelson
b. ~1883
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Earl Nelson
Head · 1940 · age 30 · b. ~1910 · Illinois
★ 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 — Henry-County, Illinois
Open full size
1940 US Federal Census — Henry-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00812-00677)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carrie Kenney | 59 | mother | — | Illinois |
| 2 | Emery Peterson | 36 | Head | Farmer | Illinois |
| 3 | Felix Peterson | 67 | Father | — | Illinois |
| 4 | Floyd Frail | 35 | Hired hand | Hired Hand | Illinois |
| 5 | Alda Pennerton | 50 | Hired girl | House Keeper | Illinois |
| 6 | Thomas E. Wade | 67 | Head | Farmer | England |
| 7 | Lyle Wade | 33 | Son | — | Illinois |
| 8 | Merill Nystrom | 32 | Son in law | Hired Hand | Illinois |
| 9 | Janet Nystrom | 36 | Wife | — | Illinois |
| 10 | Verne Mount | 37 | Head | Farmer | Illinois |
| 11 | Agnes Mount | 40 | Wife | — | Illinois |
| 12 | Audrey Mount | 11 | Daughter | — | Illinois |
| 13 | Verna Mae Mount | 6 | Daughter | — | Illinois |
| 14 | Earl A. Nelson THIS PERSON | 30 | Head | Farmer | Illinois |
| 15 | Lois J. Nelson | 31 | Wife | — | Illinois |
| 16 | Suzanne E. Nelson | 1 | Daughter | — | Illinois |
| 17 | John Hinnig | 37 | Head | Farmer | England |
| 18 | Esther Hinnig | 46 | Wife | — | England |
| 19 | Edmond Bjorling | 46 | Head | Farmer | Illinois |
| 20 | Delphia Bjorling | 45 | Wife | — | Illinois |
| 21 | Lowell Bjorling | 17 | Son | — | Illinois |
| 22 | Clyde Pickens | 44 | Head | Farmer | Tenn |
| 23 | Rose Pickens | 47 | Wife | — | Illinois |
| 24 | Robert Pickens | 20 | Son | — | Illinois |
| 25 | Donald Pickens | 16 | Son | — | Illinois |
| 26 | Claude Nichols | 54 | Head | Farmer | Illinois |
| 27 | Anna Nichols | 56 | Wife | — | Illinois |
| 28 | Herman Ericson | 35 | Head | Farmer | Illinois |
| 29 | Dorothy Ericson | 31 | Wife | — | Illinois |
| 30 | Bernice Ericson | 15 | Daughter | — | Illinois |
| 31 | Mary Ann Ericson | 9 | Daughter | — | Illinois |
| 32 | Fred Bing | 54 | Head | Laborer | Illinois |
| 33 | Margaret Bing | 44 | Wife | — | Illinois |
| 34 | John Davis | 74 | Father in law | — | Ohio |
| 35 | Allen G. Davis | 78 | Mother in law | — | Illinois |
| 36 | Joe Sundberg | 61 | Head | Farmer | Illinois |
| 37 | Alvira Sundberg | 60 | Wife | — | Illinois |
| 38 | Ernest Rosander | 52 | Head | Farmer | Illinois |
| 39 | Mary Rosander | 52 | Wife | — | Illinois |
| 40 | Charles Rosander | 23 | Son | — | Illinois |
Related Census Records
Pedigree Summary
Earl
Gen 1 · 6 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)