RH
Robert Hamilton — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jackson-County, Kansas
Our Model Tree links this Robert Hamilton across the 1920, 1930 and 1940 US Censuses in Jackson-County, Kansas (XGBoost, ~Confirmed), with identified parents F & A — first a head (b.~1912), then head of a 6-person household.
Age 28
b. ~1912
Male
Head
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jackson-County, Kansas |
| Surname | Hamilton |
| Given Name | Robert C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Holton city |
| 1935 Residence (County) | Jackson |
| Additional Details | |
| Occupation | Manager |
| Industry | Grocery |
| Class of Worker | PW |
| Hours Worked | 66 |
| Income (1939) | 156 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Manager |
| Township / Ward | Holton City |
| 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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Robert Hamilton | Daughter | — | 2 | ~1938 |
| Robert Hamilton | Head | — | 28 | ~1912 |
| Robert Runge | Other | — | 19 | ~1921 |
| Esther Runge | Other | — | 13 | ~1927 |
| Anna Runge | Other | — | 55 | ~1885 |
| Marjorie Hamilton | Spouse | — | 25 | ~1915 |
Census Appearances
1920
Jackson, Kansas
Son, age 8
Jackson, Kansas · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hamilton |
| Given Name | Robert C. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Jackson, Kansas
Son, age 18
Jackson, Kansas · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hamilton |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Printer |
| Industry | Print Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Jackson-County, Kansas
Head, age 28
Jackson-County, Kansas · implied b. ~1912 — 6 household members
| Surname | Hamilton |
| Given Name | Robert C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Holton city |
| 1935 Residence (County) | Jackson |
| Occupation | Manager |
| Industry | Grocery |
| Class of Worker | PW |
| Hours Worked | 66 |
| Income (1939) | 156 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 Hamilton across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father F Hamilton (~0.92 confidence) and father A Hamilton (~0.92 confidence) and mother Ethel Hamilton (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
F Hamilton
b. ~1878
Source father
● Household
· direct · ~0.92
Father
A Hamilton
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Ethel Hamilton
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Hamilton
Head · 1940 · age 28 · b. ~1912 · 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 — Jackson-County, Kansas
Open full size
1940 US Federal Census — Jackson-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01235-00396)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lena Bumpus | 40 | Head | Seamstress | Kansas |
| 2 | Everett J. Bumpus | 20 | Son | Attendant | Kansas |
| 3 | Thomas Lines | 46 | Head | Rural Carrier | Kansas |
| 4 | Charlotte Lines | 45 | Wife | — | Kansas |
| 5 | Robert C. Hamilton THIS PERSON | 28 | Head | Manager | Colorado |
| 6 | Marjorie Hamilton | 25 | Wife | — | Kansas |
| 7 | Robert Carl Hamilton | 2 | Daughter | — | Kansas |
| 8 | Anna Runge | 55 | Mother-in-law | — | Nebraska |
| 9 | Esther Runge | 13 | Sister-in-law | — | Kansas |
| 10 | Robert P. Runge | 19 | Brother-in-law | Owner And Manager | Kansas |
| 11 | Walter Bennett | 48 | Head | Manager | Kansas |
| 12 | Lerna Bennett | 47 | Wife | — | Kansas |
| 13 | Doris Lucile Bennett | 21 | Daughter | — | Kansas |
| 14 | Thomas Bennett | 17 | Son | — | Kansas |
| 15 | Glenn H. Williamson | 45 | Head | Salesman | Kansas |
| 16 | Goldie A. Williamson | 38 | Wife | — | Kansas |
| 17 | Ellen B. Borrell | 91 | Head | — | Pennsylvania |
| 18 | Raymond F. Hamlin | 41 | Head | Lineman | Kansas |
| 19 | Thelma Hamlin | 34 | Wife | — | Missouri |
| 20 | Raymond Jr. Hamlin | 15 | Son | — | Kansas |
| 21 | Billy Keith Hamlin | 13 | Son | — | Kansas |
| 22 | Jackie Dean Hamlin | 9 | Son | — | Kansas |
| 23 | James Max Hamlin | 4 | Son | — | Kansas |
| 24 | June Maxine Hamlin | 4 | Daughter | — | Kansas |
| 25 | Emil Hoffmeyer | 84 | Head | — | Germany |
| 26 | Clara M. Hoffmeyer | 52 | Daughter | — | Nebraska |
| 27 | Mathias J. Mcasey | 45 | Head | Mortician | Kansas |
| 28 | Frances C. Mcasey | 34 | Wife | — | Kansas |
| 29 | Mary Ellen Mcasey | 12 | Daughter | — | Kansas |
| 30 | Ruth Ann Mcasey | 9 | Daughter | — | Kansas |
| 31 | Leonard F. Harden | 38 | Head | Extension Economist | Iowa |
| 32 | Louise S. Harden | 36 | Wife | — | Illinois |
| 33 | Charles Harden | 9 | Son | — | Kansas |
| 34 | Herbert L. Harden | 6 | Son | — | Kansas |
| 35 | Nancy Carol Harden | 0 | Daughter | — | Kansas |
| 36 | Norma Slimmer | 19 | Maid | — | Kansas |
| 37 | Warren F. Gray | 47 | Head | Wholesale & Retail | Kansas |
| 38 | Clara E. Gray | 48 | Wife | — | Kansas |
| 39 | Bonnie Doris Gray | 17 | Daughter | — | Kansas |
| 40 | Adair Gray | 19 | Son | Salesman And Apprentice | Kansas |
Pedigree Summary
Robert
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)