PN
Paul Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mercer-County, Illinois
Our Model Tree links this Paul Nelson across the 1920, 1930 and 1940 US Censuses in Mercer-County, Illinois (XGBoost, ~Confirmed), with identified parents Augustus — first a head (b.~1904), then head of a 6-person household.
Age 36
b. ~1904
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, Illinois |
| Surname | Nelson |
| Given Name | Paul |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Rivoli |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 70 |
| Highest Grade | No 8 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Rivoli |
| Est. Birth Year | ~1904 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Paul | Age | Birth yr |
|---|---|---|---|---|
| Leroy Nelson | Son | — | 8 | ~1932 |
| Dale Nelson | Son | — | 13 | ~1927 |
| Ida Nelson | Daughter | — | 6 | ~1934 |
| Paul Nelson | Head | — | 36 | ~1904 |
| Eva Nelson | Spouse | — | 34 | ~1906 |
| Dean Nelson | Son | — | 12 | ~1928 |
Census Appearances
1920
Mercer, Illinois
Son, age 17
Mercer, Illinois · implied b. ~1903 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Paul |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| 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 | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Mercer, Illinois
Head, age 26
Mercer, Illinois · implied b. ~1904 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | Paul S. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 21 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Occupation | Laborer |
| Industry | Farm Labor |
| Class of Worker | VIVV |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Mercer-County, Illinois
Head, age 36
Mercer-County, Illinois · implied b. ~1904 — 6 household members
| Surname | Nelson |
| Given Name | Paul |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Rivoli |
| 1935 Residence (County) | Mercer |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 70 |
| Highest Grade | No 8 |
| 1935 Residence | Illinois |
| 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 Paul Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Augustus Nelson (~0.92 confidence). The pedigree spans 1 generation with 1 identified ancestor.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Augustus Nelson
b. ~1867
Source father
● Household
· direct · ~0.92
This person
Anchor record
Paul Nelson
Head · 1940 · age 36 · b. ~1904 · 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 — Mercer-County, Illinois
Open full size
1940 US Federal Census — Mercer-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00858-00532)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Ardell Griffin | 58 | Lodger | Housework | Missouri |
| 42 | Frank Johnston | 48 | Head | Farmer | Illinois |
| 43 | Lillie Johnston | 38 | Wife | — | Illinois |
| 44 | Francis Johnston | 16 | Son | — | Illinois |
| 45 | Mary Johnston | 12 | Daughter | — | Illinois |
| 46 | Lella M. Johnston | 11 | Daughter | — | Illinois |
| 47 | Wendell Johnston | 4 | Son | — | Illinois |
| 48 | Harry Johnson | 43 | Head | Hired Man | Illinois |
| 49 | Esther Johnson | 47 | Wife | — | Illinois |
| 50 | Mimi Johnson | 16 | Daughter | — | Illinois |
| 51 | Dorothy Johnson | 14 | Daughter | — | Illinois |
| 52 | Caroline Johnson | 9 | Daughter | — | Illinois |
| 53 | Harold Whitenack | 35 | Head | Farmer | Illinois |
| 54 | Helen Whitenack | 33 | Wife | — | Illinois |
| 55 | Barbara Ann Whitenack | 7 | Daughter | — | Illinois |
| 56 | Arthur S. Whitenack | 1 | Son | — | Illinois |
| 57 | Lorenzo U. Jinks | 60 | Head | Hired Man | Illinois |
| 58 | Amelia Jinks | 66 | Wife | — | Illinois |
| 59 | Paul Nelson THIS PERSON | 36 | Head | Farmer | Illinois |
| 60 | Eva Nelson | 34 | Wife | — | Illinois |
| 61 | Dale Nelson | 13 | Son | — | Illinois |
| 62 | Dean Nelson | 12 | Son | — | Illinois |
| 63 | Leroy Nelson | 8 | Son | — | Illinois |
| 64 | Ida Nelson | 6 | Daughter | — | Illinois |
| 65 | Arthur E. Benson | 51 | Head | Farmer | Illinois |
| 66 | Ethel Benson | 49 | Wife | — | Illinois |
| 67 | Eugene Benson | 12 | Son | — | Illinois |
| 68 | Lois Benson | 9 | Daughter | — | Illinois |
| 69 | Otto W. Swanson | 85 | Father-in-law | — | Sweden |
| 70 | Mortimer Garrett | 62 | Head | Farmer | Illinois |
| 71 | Emma Garrett | 58 | Wife | — | Illinois |
| 72 | Henry Fleming | 33 | Head | Machine Operator | Illinois |
| 73 | Effie Fleming | 31 | Wife | — | Illinois |
| 74 | Betty Fleming | 12 | Daughter | — | Illinois |
| 75 | Mary Ann Fleming | 10 | Daughter | — | Illinois |
| 76 | Daniel Fleming | 7 | Son | — | Illinois |
| 77 | John D. Fleming | 6 | Son | — | Illinois |
| 78 | Charles R. Fleming | 3 | Son | — | Illinois |
| 79 | Kathryn Fleming | 2 | Daughter | — | Illinois |
| 80 | Richard Fleming | 0 | Son | — | Illinois |
Pedigree Summary
Paul
Gen 1 · 1 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)