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Harry Hamilton — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hamilton-County, Ohio
Our Model Tree links this Harry Hamilton across the 1920, 1930 and 1940 US Censuses in Hamilton-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1897), then head of a 4-person household.
Age 43
b. ~1897
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Ohio |
| Surname | Hamilton |
| Given Name | Harry T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Cincinnati city |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Occupation | Superintendent |
| Industry | Road Construction |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 1561 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Superintendent |
| Township / Ward | Cincinnati City |
| Est. Birth Year | ~1897 |
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 Harry | Age | Birth yr |
|---|---|---|---|---|
| Harry Hamilton | Head | — | 43 | ~1897 |
| Lucille Hamilton | Son | — | 19 | ~1921 |
| James Hamilton | Son | — | 15 | ~1925 |
| Gertrude Hamilton | Spouse | — | 43 | ~1897 |
Census Appearances
1920
Hamilton, Ohio
Other, age 21
Hamilton, Ohio · implied b. ~1899 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hamilton |
| Given Name | Harry |
| Relationship to Head | Brother |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Teamster |
| Industry | Own Business |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Hamilton, Ohio
Head, age 32
Hamilton, Ohio · implied b. ~1898 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hamilton |
| Given Name | Harry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Kentucky |
| Age at First Marriage | 31 |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Occupation | Fireman |
| Industry | Railroad Co. |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 22 |
| Radio Set | R |
| Veteran | WW |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Hamilton-County, Ohio
Head, age 43
Hamilton-County, Ohio · implied b. ~1897 — 4 household members
| Surname | Hamilton |
| Given Name | Harry T. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Cincinnati city |
| 1935 Residence (County) | Hamilton |
| Occupation | Superintendent |
| Industry | Road Construction |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 1561 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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.
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This person
Anchor record
Harry Hamilton
Head · 1940 · age 43 · b. ~1897 · Ohio
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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 — Hamilton-County, Ohio
Open full size
1940 US Federal Census — Hamilton-County, Ohio
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03187-00081)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Harry T. Hamilton THIS PERSON | 43 | Head | Superintendent | Kentucky |
| 2 | Gertrude Hamilton | 43 | Wife | — | Ohio |
| 3 | Lucille Robert Hamilton | 19 | Son | Labor | Ohio |
| 4 | James T. Hamilton | 15 | Son | — | Ohio |
| 5 | Burney Coughran | 30 | Head | Laundry | West Virginia |
| 6 | Earl Coughran | 28 | Head | Clerk | Tennessee |
| 7 | Glenn Ruth Coughran | 15 | Daughter | — | Ohio |
| 8 | Anna E. Boyd | 33 | Head | Cook | Kentucky |
| 9 | Virginia F. Boyd | 41 | Wife | — | West Virginia |
| 10 | Simpson Carl Boyd | 28 | Brother-in-law | Labor | Kentucky |
| 11 | Tony Hill | 76 | Head | Teamster | Germany |
| 12 | George Henson | 42 | Head | Sr. Project Manager | Ohio |
| 13 | Ethel P. Henson | 39 | Wife | — | Ohio |
| 14 | George Henson | 18 | Son | — | Ohio |
| 15 | William Henson | 11 | Son | — | Ohio |
| 16 | Donald Henson | 9 | Son | — | Ohio |
| 17 | Jack Henson | 6 | Son | — | Ohio |
| 18 | Geraldine Henson | 17 | Daughter | — | Ohio |
| 19 | Mary Henson | 13 | Daughter | — | Ohio |
| 20 | David Hardman | 23 | Head | Asst. Cook | Ohio |
| 21 | Esther Hardman | 18 | Wife | — | Ohio |
| 22 | George Hardman | 49 | Father | Labor | Ohio |
| 23 | Albert Nordmeyer | 31 | Head | Mechanic | Ohio |
| 24 | Ruth Nordmeyer | 26 | Wife | — | Ohio |
| 25 | David Nordmeyer | 4 | Son | — | Ohio |
| 26 | James Bateman | 65 | Head | Labor | Ohio |
| 27 | Laura Bateman | 61 | Sister | — | Ohio |
| 28 | Eliza Bateman | 71 | Sister | Servant | Ohio |
| 29 | Isaac Bateman | 67 | Brother | Watchman | Ohio |
| 30 | Anna Mccreide | 73 | Sister | — | Kentucky |
| 31 | And End Of Block 24 | None | Begin | — | — |
| 32 | Clara P. Spence | 59 | Mother | — | W. Virginia |
| 33 | Earl Spence | 19 | Son | Warehouse Man | Ohio |
| 34 | Frank Speth | 24 | Head | Truck Driver | Kentucky |
| 35 | Violet Speth | 22 | Wife | — | Ohio |
| 36 | Benny L. Speth | 1 | Daughter | — | Ohio |
| 37 | Harry R. Riley | 51 | Head | Car Inspector | Ohio |
| 38 | Viola Riley | 46 | Wife | — | Kentucky |
| 39 | Harry Jr. Riley | 24 | Son | New Worker | Ohio |
| 40 | Walter Riley | 22 | Son | New Worker | Ohio |
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)