WN
William Nelson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Trego-County, Kansas
Our Model Tree links this William Nelson across the 1920, 1930 and 1940 US Censuses in Trego-County, Kansas (XGBoost, ~Confirmed), with identified parents William & Emma — first a son (b.~1899), then head of a 4-person household.
Age 41
b. ~1899
Male
Son
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Trego-County, Kansas |
| Surname | Nelson |
| Given Name | William F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Riverside Township |
| 1935 Residence (County) | Trego |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 45 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Farmer |
| Township / Ward | Riverside Township |
| Est. Birth Year | ~1899 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Virginia Nelson | Daughter | — | 27 | ~1913 |
| William Nelson | Head | — | 71 | ~1869 |
| William Nelson | Son | — | 41 | ~1899 |
| Carl Nelson | Son | — | 39 | ~1901 |
Census Appearances
1920
Trego, Kansas
Son, age 21
Trego, Kansas · implied b. ~1899 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | William F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Russia |
| Occupation | Mechanic |
| Industry | Automobile |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Trego, Kansas
Son, age 31
Trego, Kansas · implied b. ~1899 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nelson |
| Given Name | William F |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Germany |
| Occupation | Farm Laborer |
| Industry | General Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Trego-County, Kansas
Son, age 41
Trego-County, Kansas · implied b. ~1899 — 4 household members
| Surname | Nelson |
| Given Name | William F. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Riverside Township |
| 1935 Residence (County) | Trego |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 45 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 William Nelson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Nelson (~0.92 confidence) and mother Emma Nelson (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Nelson
b. ~1869
Source father
● Household
· direct · ~0.92
Mother
Emma Nelson
b. ~1875
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Nelson
Son · 1940 · age 41 · b. ~1899 · Kansas
★ You are viewing this record
Sibling
Virginia Nelson
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carl Nelson
Sibling · 1940 · age 39
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Trego-County, Kansas
Open full size
1940 US Federal Census — Trego-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01264-00288)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Martha Mae Mather | 8 | Daughter | — | Kansas |
| 42 | Dorothy Ann Mather | 6 | Daughter | — | Kansas |
| 43 | Robert Joe Mather | 4 | Son | — | Kansas |
| 44 | Elmer Alza Mather | 3 | Son | — | Kansas |
| 45 | Donald Lee Mather | 1 | Son | — | Kansas |
| 46 | Fred P. Dinkel | 27 | Head | Farmer | Kansas |
| 47 | Catherine Dinkel | 22 | Wife | — | Kansas |
| 48 | William M. Nelson | 71 | Head | Farmer | Virginia |
| 49 | William F. Nelson THIS PERSON | 41 | Son | Farmer | Kansas |
| 50 | Carl R. Nelson | 39 | Son | Farmer | Kansas |
| 51 | Virginia M. Nelson | 27 | Daughter | — | Kansas |
| 52 | Dewey K. North | 41 | Head | Farmer | Missouri |
| 53 | Bessie Mae North | 37 | Wife | — | Kansas |
| 54 | Dewey K. Jr North | 13 | Son | — | Kansas |
| 55 | Early L. North | 11 | Son | — | Kansas |
| 56 | John J. Rourke | 46 | Head | Farmer | Missouri |
| 57 | Margaret Rourke | 40 | Wife | — | Kansas |
| 58 | Katherine Rourke | 18 | Daughter | — | Kansas |
| 59 | John G. Rourke | 17 | Son | — | Kansas |
| 60 | Lucille Rourke | 15 | Daughter | — | Kansas |
| 61 | Eileen Rourke | 13 | Daughter | — | Kansas |
| 62 | Margaret Rourke | 12 | Daughter | — | Kansas |
| 63 | Helen Rourke | 9 | Daughter | — | Kansas |
| 64 | Bernard Rourke | 5 | Son | — | Kansas |
| 65 | Leo V. Rourke | 31 | Head | Farmer | Missouri |
| 66 | Lucy Rourke | 33 | Sister | — | Missouri |
| 67 | Elma E. Handley | 67 | House Keeper | — | Pennsylvania |
| 68 | William Halbleib | 38 | Head | Farmer | Kansas |
| 69 | Joseph Halbleib | 36 | Brother | Farmer | Kansas |
| 70 | Clara Halbleib | 20 | Wife | — | Kansas |
| 71 | Freddy L. Halbleib | 0 | Son | — | Kansas |
| 72 | Jesse A. George | 44 | Head | Farmer | Kansas |
| 73 | Elsie Ann George | 64 | Mother | — | Kansas |
| 74 | Fred Krang | 69 | Head | Farmer | Illinois |
| 75 | Minnie Krang | 68 | Wife | — | Kansas |
| 76 | Joe F. Kulina | 63 | Head | Farmer | Illinois |
| 77 | Anna Kulina | 58 | Wife | — | Kansas |
| 78 | Lula Kulina | 48 | Head | Farmer | Kansas |
| 79 | Martin Kulina | 25 | Son | Farmer | Kansas |
| 80 | Frank Gaschler | 62 | Head | Farmer | Austria |
Pedigree Summary
William + 2 siblings
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)