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William Nicholson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Sedgwick-County, Kansas
Our Model Tree links this William Nicholson across the 1910, 1920, 1930 and 1940 US Censuses in Sedgwick-County, Kansas (XGBoost, ~Confirmed) — first a head (b.~1885), then head of a 3-person household.
Age 55
b. ~1885
Male
Head
Born: Kansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Sedgwick-County, Kansas |
| Surname | Nicholson |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Union Twp |
| 1935 Residence (County) | Sedgwick |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Farmer |
| Township / Ward | Union Twp |
| Est. Birth Year | ~1885 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| William Nicholson | Head | — | 55 | ~1885 |
| Bessie Nicholson | Spouse | — | 53 | ~1887 |
| Francis Nicholson | Son | — | 26 | ~1914 |
Census Appearances
1910
Sedgwick, Kansas
Head, age 25
Sedgwick, Kansas · implied b. ~1885 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nicholson |
| Given Name | William E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Kansas |
| Years Married | 2 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Illinois |
| Occupation | Farmer |
| Industry | General Farm |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1920
Sedgwick, Kansas
Head, age 35
Sedgwick, Kansas · implied b. ~1885 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nicholson |
| Given Name | William H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Kansas |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Illinois |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Sedgwick, Kansas
Head, age 45
Sedgwick, Kansas · implied b. ~1885 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Nicholson |
| Given Name | William J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Married |
| Birthplace | Kansas |
| Age at First Marriage | 23 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Illinois |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | E |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Sedgwick-County, Kansas
Head, age 55
Sedgwick-County, Kansas · implied b. ~1885 — 3 household members
| Surname | Nicholson |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Union Twp |
| 1935 Residence (County) | Sedgwick |
| Occupation | Farmer |
| Industry | Farming |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 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 Nicholson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Nicholson
Head · 1940 · age 55 · b. ~1885 · Kansas
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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 — Sedgwick-County, Kansas
Open full size
1940 US Federal Census — Sedgwick-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01258-00848)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Frank Simmons | 44 | Head | Farmer | Kansas |
| 2 | Regenia Simmons | 43 | Wife | Housewife | Kansas |
| 3 | Frances Simmons | 22 | Daughter | Maid | Kansas |
| 4 | Marcellus Simmons | 20 | Son | Helper | Kansas |
| 5 | Dorothy Simmons | 19 | Daughter | Helper | Kansas |
| 6 | Melvin Simmons | 17 | Son | Helper | Kansas |
| 7 | Emmett Simmons | 15 | Son | Helper | Kansas |
| 8 | Helen Simmons | 12 | Daughter | — | Kansas |
| 9 | Louise Simmons | 11 | Daughter | — | Kansas |
| 10 | Leander Simmons | 8 | Son | — | Kansas |
| 11 | Franklin Simmons | 7 | Son | — | Kansas |
| 12 | Harold Simmons | 5 | Son | — | Kansas |
| 13 | Gregory Simmons | 2 | Son | — | Kansas |
| 14 | William Nicholson THIS PERSON | 55 | Head | Farmer | Kansas |
| 15 | Bessie Nicholson | 53 | Wife | Housewife | Kansas |
| 16 | Francis Nicholson | 26 | Son | Laborer | Kansas |
| 17 | Roy Mcclure | 43 | Head | Farmer | Texas |
| 18 | Gladys Mcclure | 39 | Wife | Housewife | Kansas |
| 19 | Richard Mcclure | 19 | Son | Helper | Kansas |
| 20 | Arlene Mcclure | 16 | Daughter | Helper | Kansas |
| 21 | Clara Gray | 61 | Head | Manager | Ohio |
| 22 | Carle Gray | 42 | Daughter | Helper | Kansas |
| 23 | Harold Gray | 35 | Son | Farmer | Kansas |
| 24 | Bert Alspaugh | 62 | Head | Farmer | Kansas |
| 25 | Lena Alspaugh | 57 | Wife | Housewife | Kansas |
| 26 | Isaac Talbot | 51 | Head | Farmer | Ohio |
| 27 | Geneva Talbot | 42 | Wife | Housewife | Kansas |
| 28 | Blaine Talbot | 29 | Son | Laborer | Ohio |
| 29 | Clara Albert | 55 | Head | Manager | Indiana |
| 30 | Alvina Albert | 21 | Daughter | Maid | Kansas |
| 31 | Anthony Albert | 17 | Son | Helper | Kansas |
| 32 | Delphine Albert | 17 | Daughter | Maid | Kansas |
| 33 | Arthur Emery | 47 | Head | Farmer | Kansas |
| 34 | Katherine Emery | 43 | Wife | Housewife | Kansas |
| 35 | Sylvester Emery | 22 | Son | Helper | Kansas |
| 36 | Agnes Emery | 20 | Daughter | Maid | Kansas |
| 37 | Venecia Emery | 18 | Daughter | Maid | Kansas |
| 38 | Lucille Emery | 11 | Daughter | Helper | Kansas |
| 39 | Raymond Emery | 10 | Son | Helper | Kansas |
| 40 | Pauline Emery | 8 | Daughter | — | Kansas |
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)