WB
William Baker — 1940 US Census Record
Model Tree available1940 United States Federal Census · Leavenworth-County, Kansas
Our Model Tree links this William Baker across the 1920, 1930 and 1940 US Censuses in Leavenworth-County, Kansas (XGBoost, ~Confirmed), with identified parents John & John — first a son (b.~1901), then head of a 2-person household.
Age 39
b. ~1901
Male
Son
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Leavenworth-County, Kansas |
| Surname | Baker |
| Given Name | William A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Leavenworth City |
| 1935 Residence (County) | LEAVENWORTH |
| Additional Details | |
| Occupation | Buyer Merchandise |
| Industry | Retail Department Store |
| Class of Worker | PW |
| Hours Worked | 0 |
| Income (1939) | 120 |
| Highest Grade | C-2 |
| 1935 Residence | Same house |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Buyer Merchandise |
| Township / Ward | Leavenworth City |
| Est. Birth Year | ~1901 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Mary Baker | Head | — | 69 | ~1871 |
| William Baker | Son | — | 39 | ~1901 |
Census Appearances
1920
Leavenworth, Kansas
Son, age 21
Leavenworth, Kansas · implied b. ~1899 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baker |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Occupation | bookkeeper |
| Industry | laundry |
| Class of Worker | w |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Leavenworth, Kansas
Son, age 31
Leavenworth, Kansas · implied b. ~1899 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baker |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 31 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Occupation | Buyer |
| Industry | Department Store |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Leavenworth-County, Kansas
Son, age 39
Leavenworth-County, Kansas · implied b. ~1901 — 2 household members
| Surname | Baker |
| Given Name | William A |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Leavenworth City |
| 1935 Residence (County) | LEAVENWORTH |
| Occupation | Buyer Merchandise |
| Industry | Retail Department Store |
| Class of Worker | PW |
| Hours Worked | 0 |
| Income (1939) | 120 |
| Highest Grade | C-2 |
| 1935 Residence | Same house |
| 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 Baker across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Baker (~0.92 confidence) and father John Baker (~0.92 confidence) and mother Mary Baker (~0.92 confidence) and mother Mary Baker (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Baker
b. ~1870
Source father
● Household
· direct · ~0.92
Father
John Baker
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Mary Baker
b. ~1871
Source mother
● Household
· direct · ~0.92
Mother
Mary Baker
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Baker
Son · 1940 · age 39 · b. ~1901 · Kansas
★ 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 — Leavenworth-County, Kansas
Open full size
1940 US Federal Census — Leavenworth-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01240-00533)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Eldon Cox | 23 | Head | Agent | Kansas |
| 2 | Dorothy Cox | 22 | Wife | — | North Dakota |
| 3 | Fred A Kroll | 45 | Head | Laborer | Kansas |
| 4 | Mary Kroll | 33 | Wife | — | Kansas |
| 5 | Joseph Kroll | 12 | Son | — | Kansas |
| 6 | Rose M Kroll | 10 | Daughter | — | Kansas |
| 7 | Robert Kroll | 6 | Son | — | Kansas |
| 8 | Raymond Aldrich | 36 | Head | Salesman | Minnesota |
| 9 | Ethel Aldrich | 26 | Wife | — | Minnesota |
| 10 | Francis B. Aaron | 63 | Head | Locksmith | Pennsylvania |
| 11 | Pamelia Aaron | 56 | Wife | — | Missouri |
| 12 | Minnie Cantrell | 55 | Head | — | Texas |
| 13 | Raymond Cantrell | 34 | Son | Policeman | Missouri |
| 14 | Edward Cantrell | 30 | Son | Junior Engineer | Arkansas |
| 15 | Walter Cantrell | 28 | Son | Salesman | Arkansas |
| 16 | Virginia Cantrell | 22 | Daughter | — | Missouri |
| 17 | Addie Ramey | 68 | Head | Seamstress | Ohio |
| 18 | Roy T. Hoff | 39 | Head | Stone Cutter | Missouri |
| 19 | Cleta Hoff | 27 | Wife | — | Nebraska |
| 20 | William Storm | 76 | Head | — | Kansas |
| 21 | Emma Storm | 74 | Wife | — | Kansas |
| 22 | Minnie Storm | 43 | Daughter | Bookkeeper | Kansas |
| 23 | Stanley Mcmillan | 10 | Grand Son | — | Kansas |
| 24 | Wayne Mcmillan | 8 | Grand Son | — | Kansas |
| 25 | Joseph P. Robinson | 48 | Head | Cable Splicer | Texas |
| 26 | Emma R. Meffert | 59 | Sister | — | Wyoming |
| 27 | John L. Meffert | 27 | Nephew | — | Arkansas |
| 28 | Mary B Baker | 69 | Head | — | Kansas |
| 29 | William A Baker THIS PERSON | 39 | Son | Buyer Merchandise | Kansas |
| 30 | Frank W. Olander | 33 | Head | Clerk Stenographer | Kansas |
| 31 | Sally Olander | 28 | Wife | — | Kansas |
| 32 | Celeta Olander | 2 | Daughter | — | Kansas |
| 33 | Grace Brown | 65 | Head | Proprietor | Kansas |
| 34 | Clarence Brown | 26 | Son | Clerk | Kansas |
| 35 | Mary Trele | 58 | Lodger | — | Kansas |
| 36 | David O'Leary | 63 | Head | Hoisting Engineer | Kansas |
| 37 | Minnie O'Leary | 66 | Wife | — | Germany |
| 38 | Francis O'Leary | 29 | Son | Clerk | Kansas |
| 39 | Catherine O'Leary | 26 | Daughter | — | Kansas |
| 40 | Robert O'Leary | 20 | Son | Laborer | Kansas |
Pedigree Summary
William
Gen 1 · 4 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)