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Harry Hamilton — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cherokee-County, Iowa
Our Model Tree links this Harry Hamilton across the 1920, 1930 and 1940 US Censuses in Cherokee-County, Iowa (XGBoost, ~Confirmed), with identified parents Alvin & Irvin — first a son (b.~1898), then head of a 3-person household.
Age 42
b. ~1898
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Cherokee-County, Iowa |
| Surname | Hamilton |
| Given Name | Harry M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Quimby Town |
| 1935 Residence (County) | Cherokee |
| Additional Details | |
| Occupation | Stock buyer |
| Industry | Stock buying |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 122 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Stock Buyer |
| Township / Ward | Quimby Town |
| Est. Birth Year | ~1898 |
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 Harry | Age | Birth yr |
|---|---|---|---|---|
| James Hamilton | Son | — | 53 | ~1887 |
| Cora Hamilton | Head | — | 76 | ~1864 |
| Harry Hamilton | Son | — | 42 | ~1898 |
Census Appearances
1920
Cherokee, Iowa
Son, age 21
Cherokee, Iowa · implied b. ~1899 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hamilton |
| Given Name | Harry M. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Farmer |
| Industry | At Home |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Cherokee, Iowa
Son, age 30
Cherokee, Iowa · implied b. ~1900 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hamilton |
| Given Name | Harry |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Laborer |
| Industry | Coal yard |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Cherokee-County, Iowa
Son, age 42
Cherokee-County, Iowa · implied b. ~1898 — 3 household members
| Surname | Hamilton |
| Given Name | Harry M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 42 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Quimby Town |
| 1935 Residence (County) | Cherokee |
| Occupation | Stock buyer |
| Industry | Stock buying |
| Class of Worker | OA |
| Hours Worked | 50 |
| Income (1939) | 122 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Harry Hamilton across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Alvin Hamilton (~0.92 confidence) and father Irvin Hamilton (~0.92 confidence) and mother Cora Hamilton (~0.92 confidence) and mother Emma Hamilton (~0.92 confidence) and mother Emma Hamilton (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Alvin Hamilton
b. ~1864
Source father
● Household
· direct · ~0.92
Father
Irvin Hamilton
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Cora Hamilton
b. ~1864
Source mother
● Household
· direct · ~0.92
Mother
Emma Hamilton
b. ~1864
Source mother
● Household
· direct · ~0.92
Mother
Emma Hamilton
b. ~1864
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harry Hamilton
Son · 1940 · age 42 · b. ~1898 · Iowa
★ You are viewing this record
Sibling
James Hamilton
Sibling · 1940 · age 53
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 — Cherokee-County, Iowa
Open full size
1940 US Federal Census — Cherokee-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01147-00547)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lewis Crowell | 66 | Head | Labor | Iowa |
| 2 | Irma Q Crowell | 64 | Wife | — | Iowa |
| 3 | J K Gearhart | 79 | Head | — | Iowa |
| 4 | Lovetta Gearhart | 74 | Wife | — | Iowa |
| 5 | Carl Heffner | 50 | Head | Farmer | Germany |
| 6 | Goldie Heffner | 49 | Wife | — | Iowa |
| 7 | Kenneth Heffner | 12 | Son | — | Iowa |
| 8 | C L Hunter | 49 | Head | Manager | Pennsylvania |
| 9 | E Belle Hunter | 49 | Wife | Clerk | Illinois |
| 10 | Charlotte Conley | 85 | Head | — | Wisconsin |
| 11 | Edward Conley | 61 | Son | Proprietor | Iowa |
| 12 | Anna B Conley | 51 | Daughter | — | Iowa |
| 13 | Iona Conley | 44 | Daughter | — | Iowa |
| 14 | J K Mcdonough | 70 | Head | Insurance Agent | Illinois |
| 15 | Grace Mcdonough | 70 | Wife | — | Illinois |
| 16 | Victor Garr | 53 | Head | — | Iowa |
| 17 | Anna R Garr | 48 | Daughter | — | Iowa |
| 18 | Loma G Garr | 17 | Daughter | — | Iowa |
| 19 | Beryl Conley | 26 | Head | Truck Driver | Iowa |
| 20 | Lorene Conley | 26 | Wife | — | South Dakota |
| 21 | Josephine Barwick | 76 | Head | — | Iowa |
| 22 | George H Barwick | 52 | Son | Veteran | Iowa |
| 23 | Frank A Barwick | 43 | Son | Carpenter | Iowa |
| 24 | Emory C Barwick | 39 | Son | Carpenter | Iowa |
| 25 | Henry A Volkert | 46 | Head | Mechanic | Illinois |
| 26 | Hazel D Volkert | 45 | Wife | — | Iowa |
| 27 | Shirley M Volkert | 18 | Daughter | — | Iowa |
| 28 | Marvin D Volkert | 15 | Son | Newsboy | Iowa |
| 29 | Raymond E Volkert | 12 | Son | — | Iowa |
| 30 | Leslie A Colbert | 32 | Head | Mechanic | South Dakota |
| 31 | Margery Colbert | 26 | Wife | — | Iowa |
| 32 | Donna Colbert | 5 | Daughter | — | Iowa |
| 33 | Kay F Colbert | 3 | Daughter | — | Iowa |
| 34 | George Colbert | 1 | Son | — | Iowa |
| 35 | Hicks T Adams | 61 | Head | Orchid Dr | Iowa |
| 36 | Marie Adams | 45 | Wife | — | Denmark |
| 37 | Hugh Adams | 22 | Son | Carpenter | Iowa |
| 38 | Cora Hamilton | 76 | Head | — | Iowa |
| 39 | James C Hamilton | 53 | Son | — | Iowa |
| 40 | Harry M Hamilton THIS PERSON | 42 | Son | Stock Buyer | Iowa |
Related Census Records
Pedigree Summary
Harry + 1 sibling
Gen 1 · 5 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)