JH
John Hamilton — 1940 US Census Record
Model Tree available1940 United States Federal Census · Peoria-County, Illinois
Our Model Tree links this John Hamilton across the 1920, 1930 and 1940 US Censuses in Peoria-County, Illinois (XGBoost, ~Confirmed), with identified parents William & James — first a head (b.~1912), then head of a 5-person household.
Age 28
b. ~1912
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Peoria-County, Illinois |
| Surname | Hamilton |
| Given Name | John H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Richwood Township |
| 1935 Residence (County) | Peoria |
| Additional Details | |
| Occupation | Driver salesman |
| Industry | Dairy |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 432 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Driver Salesman |
| Township / Ward | Richwood Township |
| Est. Birth Year | ~1912 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Alice Hamilton | Daughter | — | 4 | ~1936 |
| Jacqueline Hamilton | Daughter | — | 1 | ~1939 |
| John Hamilton | Head | — | 28 | ~1912 |
| Donald Hamilton | Son | — | 2 | ~1938 |
| Anna Hamilton | Spouse | — | 28 | ~1912 |
Census Appearances
1920
Peoria, Illinois
Son, age 7
Peoria, Illinois · implied b. ~1913 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hamilton |
| Given Name | John A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Ohio |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Peoria, Illinois
Son, age 17
Peoria, Illinois · implied b. ~1913 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hamilton |
| Given Name | John A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Ohio |
| Occupation | Electrician |
| Industry | Electrician |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Peoria-County, Illinois
Head, age 28
Peoria-County, Illinois · implied b. ~1912 — 5 household members
| Surname | Hamilton |
| Given Name | John H |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Richwood Township |
| 1935 Residence (County) | Peoria |
| Occupation | Driver salesman |
| Industry | Dairy |
| Class of Worker | PW |
| Hours Worked | 54 |
| Income (1939) | 432 |
| Highest Grade | No 8 |
| 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 John Hamilton across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Hamilton (~0.92 confidence) and father James Hamilton (~0.92 confidence) and mother Fanny Hamilton (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Hamilton
b. ~1864
Source father
● Household
· direct · ~0.92
Father
James Hamilton
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Fanny Hamilton
b. ~1868
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Hamilton
Head · 1940 · age 28 · b. ~1912 · 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 — Peoria-County, Illinois
Open full size
1940 US Federal Census — Peoria-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00865-00462)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert L White | 15 | Son | Caddy | Illinois |
| 2 | Bernadine M White | 14 | Daughter | — | Illinois |
| 3 | Mildred O White | 13 | Daughter | — | Illinois |
| 4 | Donald R White | 4 | Son | — | Illinois |
| 5 | William C Keeler | 73 | Head | Laborer | Illinois |
| 6 | Emma M Keeler | 77 | Wife | — | Illinois |
| 7 | William E Jr Keeler | 48 | Son | — | Illinois |
| 8 | Patricia J Keeler | 7 | Daughter | — | Illinois |
| 9 | Richard L Keeler | 5 | Son | — | Illinois |
| 10 | James M Smith | 56 | Head | Laborer | Illinois |
| 11 | Susie Smith | 54 | Wife | — | Alabama |
| 12 | David Grayson | 34 | Head | Proprietor | Louisiana |
| 13 | Doris Grayson | 33 | Wife | Saleswoman | Iowa |
| 14 | Oscar White | 37 | Head | Vulcanizer | Texas |
| 15 | Zaim L White | 38 | Wife | Laborer | Texas |
| 16 | Oneida E White | 18 | Daughter | Music Teacher | Texas |
| 17 | James O White | 16 | Son | Caddy | Texas |
| 18 | Ethel V Evert | 42 | Lodger | — | D. C. |
| 19 | Fay Shener | 45 | Head | Train Supervisor | Illinois |
| 20 | Myra P Shener | 30 | Wife | Housekeeper | Illinois |
| 21 | David F Shener | 7 | Son | — | Illinois |
| 22 | Joyce C Shener | 6 | Daughter | — | Illinois |
| 23 | Lala Howard | 15 | Servant | Servant | Iowa |
| 24 | Glodul Reeser | 35 | Head | Assembling | Illinois |
| 25 | Muriel C Reeser | 29 | Wife | — | Mississippi |
| 26 | Kenneth E Reeser | 10 | Son | — | Illinois |
| 27 | John H Hamilton THIS PERSON | 28 | Head | Driver Salesman | Illinois |
| 28 | Anna L Hamilton | 28 | Wife | — | Illinois |
| 29 | Alice R Hamilton | 4 | Daughter | — | Illinois |
| 30 | Donald R Hamilton | 2 | Son | — | Illinois |
| 31 | Jacqueline A Hamilton | 1 | Daughter | — | Illinois |
| 32 | Roscoe Mcclure | 26 | Head | Dock Man | Arkansas |
| 33 | Martha Mcclure | 26 | Wife | Housework | Louisiana |
| 34 | Extra Line Mcclure | None | — | — | — |
| 35 | Samuel C Pasley | 48 | Head | Laborer | Missouri |
| 36 | Josephine Pasley | 54 | Wife | — | Missouri |
| 37 | Benjamin J Pasley | 24 | Son | — | Illinois |
| 38 | Anna Moody | 68 | Head | — | Tennessee |
| 39 | Anna M Thompson | 16 | Daughter | — | Illinois |
| 40 | Helene L Thompson | 4 | Granddaughter | — | Illinois |
Pedigree Summary
John
Gen 1 · 3 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)