RC
Robert Carlson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Hamilton-County, Ohio
Our Model Tree links this Robert Carlson across the 1920, 1930 and 1940 US Censuses in Hamilton-County, Ohio (XGBoost, ~Confirmed) — first a head (b.~1877), then head of a 3-person household.
Age 63
b. ~1877
Male
Head
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Hamilton-County, Ohio |
| Surname | Carlson |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Lockland |
| 1935 Residence (County) | Hamilton |
| Additional Details | |
| Occupation | Proprietor |
| Industry | Retail Store Hardware |
| Class of Worker | E |
| Hours Worked | 54 |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Proprietor |
| Township / Ward | Lockland |
| Est. Birth Year | ~1877 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Robert Carlson | Head | — | 63 | ~1877 |
| Mildred Carlson | Daughter | — | 30 | ~1910 |
| Amanda Carlson | Spouse | — | 54 | ~1886 |
Census Appearances
1920
Hamilton, Ohio
Head, age 43
Hamilton, Ohio · implied b. ~1877 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Commercial Trav. |
| Industry | Hardware |
| Class of Worker | S |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | F |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Hamilton, Ohio
Head, age 53
Hamilton, Ohio · implied b. ~1877 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Carlson |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 27 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Proprietor |
| Industry | Hardware Store |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Radio Set | R |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Hamilton-County, Ohio
Head, age 63
Hamilton-County, Ohio · implied b. ~1877 — 3 household members
| Surname | Carlson |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 63 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Lockland |
| 1935 Residence (County) | Hamilton |
| Occupation | Proprietor |
| Industry | Retail Store Hardware |
| Class of Worker | E |
| Hours Worked | 54 |
| Income (1939) | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Robert Carlson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Robert Carlson
Head · 1940 · age 63 · b. ~1877 · Ohio
★ 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 — 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-t0627-03077-00675)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Grover E Jones | 60 | Son-in-law | — | Ohio |
| 42 | Flora D Browning | 35 | Head | — | Ohio |
| 43 | Stanley Browning | 36 | Husband | Sheet Repairman | Ohio |
| 44 | Diane Browning | 9 | Daughter | — | Ohio |
| 45 | Arthur Gellenberg | 30 | Head | Proprietor | Ohio |
| 46 | Ralph Struble | 76 | Head | — | Ohio |
| 47 | Sallie Struble | 69 | Wife | — | Ohio |
| 48 | Frank Houser | 45 | Head | Pipe Fitter | Ohio |
| 49 | Lydia Houser | 43 | Wife | — | Ohio |
| 50 | Clara Houser | 24 | Daughter | Order Writer | Ohio |
| 51 | James Houser | 19 | Son | Delivery Boy | Ohio |
| 52 | George Singer | 75 | In-law | Watchman | Ohio |
| 53 | Charles Suraci | 50 | Head | Proprietor | Italy |
| 54 | Francis Suraci | 34 | Wife | — | Italy |
| 55 | Robert O'Neil | 2 | Grandson | — | Ohio |
| 56 | Robert Paul | 34 | Head | Furnace Man | Ohio |
| 57 | Altha Paul | 23 | Wife | — | Ohio |
| 58 | Virginia Lee Paul | 13 | Daughter | — | Ohio |
| 59 | Archie Paul | 57 | Head | Furnace Man | Kentucky |
| 60 | Mary Paul | 54 | Wife | — | Kentucky |
| 61 | Joseph Timberman | 57 | Head | Supervisor | Ohio |
| 62 | Henrietta Timberman | 55 | Wife | — | Ohio |
| 63 | Wilfrid Timberman | 31 | Son | Salesman | Washington |
| 64 | Frank Collins | 59 | Head | Service Man | Indiana |
| 65 | Mary Marshall | 64 | Head | — | Ohio |
| 66 | Mary K Marshall | 26 | Daughter | Registered Nurse | Ohio |
| 67 | Margaret Marshall | 22 | Daughter | School Teacher | Ohio |
| 68 | Agnes Brown | 60 | Sister | — | Ohio |
| 69 | Margerite O'Neil | 66 | Sister | School Teacher | Ohio |
| 70 | Burton Galioto | 25 | Head | Pharmacist | Ohio |
| 71 | Ellen Galioto | 24 | Wife | — | Ohio |
| 72 | Allen Galioto | 1 | Son | — | Ohio |
| 73 | John W Wilke | 33 | Head | Attorney | Ohio |
| 74 | Evelyn Wilke | 27 | Wife | Visiting Nurse | Ohio |
| 75 | Ida Snyder | 32 | Head | Book Keeper | Ohio |
| 76 | John Stallings | 21 | Head | Chauffeur | Tennessee |
| 77 | Caroline Stallings | 25 | Wife | Cook | Kentucky |
| 78 | Robert Carlson THIS PERSON | 63 | Head | Proprietor | Ohio |
| 79 | Amanda Carlson | 54 | Wife | — | Ohio |
| 80 | Mildred Carlson | 30 | Daughter | Book Keeper | 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)