RM
Robert Mills — 1940 US Census Record
Model Tree available1940 United States Federal Census · Leavenworth-County, Kansas
Our Model Tree links this Robert Mills across the 1900, 1910, 1920, 1930 and 1940 US Censuses in Leavenworth-County, Kansas (XGBoost, ~Confirmed), with identified parents Jimmi & Minnie — first a head (b.~1889), then head of a 8-person household.
Age 51
b. ~1889
Male
Head
Born: Kansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Leavenworth-County, Kansas |
| Surname | Mills |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Tonganoxie Township |
| 1935 Residence (County) | Leavenworth |
| Additional Details | |
| Occupation | Farmer |
| Industry | Agriculture |
| Class of Worker | OA |
| Hours Worked | 45 |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Farmer |
| Township / Ward | Tonganoxie Township |
| Est. Birth Year | ~1889 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Robert Mills | Head | — | 51 | ~1889 |
| Barbara Mills | Other | — | ~1940 | |
| Helen Mills | Other | — | 20 | ~1920 |
| Robert Mills | Son | — | 13 | ~1927 |
| George Mills | Son | — | 9 | ~1931 |
| Maxine Mills | Other | — | 2 | ~1938 |
| Myrtle Mills | Spouse | — | 49 | ~1891 |
| Clarence Mills | Son | — | 28 | ~1912 |
Census Appearances
1900
Leavenworth, Kansas
Son, age 12
Leavenworth, Kansas · implied b. ~1888 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mills |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Kansas |
| Birth Month | Aug |
| Birth Year | 1888 |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Missouri |
| Occupation | At school |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1910
Leavenworth, Kansas
Son, age 21
Leavenworth, Kansas · implied b. ~1889 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mills |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Missouri |
| Occupation | Labour |
| Industry | farm |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1920
Leavenworth, Kansas
Head, age 30
Leavenworth, Kansas · implied b. ~1890 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mills |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Kansas |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Missouri |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Leavenworth, Kansas
Head, age 41
Leavenworth, Kansas · implied b. ~1889 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mills |
| Given Name | Robert H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 41 |
| Marital Status | Married |
| Birthplace | Kansas |
| Age at First Marriage | 23 |
| Father's Birthplace | United States |
| Mother's Birthplace | Kansas |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Leavenworth-County, Kansas
Head, age 51
Leavenworth-County, Kansas · implied b. ~1889 — 8 household members
| Surname | Mills |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 51 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Tonganoxie Township |
| 1935 Residence (County) | Leavenworth |
| Occupation | Farmer |
| Industry | Agriculture |
| Class of Worker | OA |
| Hours Worked | 45 |
| Income (1939) | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Mills across 5 US Census years (1900, 1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Jimmi Mills (~0.92 confidence) and mother Minnie Mills (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Jimmi Mills
b. ~1848
Source father
● Household
· direct · ~0.92
Mother
Minnie Mills
b. ~1863
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Mills
Head · 1940 · age 51 · b. ~1889 · 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 — Leavenworth-County, Kansas
Open full size
1940 US Federal Census — Leavenworth-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01240-01166)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Leo Hollingsworth | 17 | Son | — | Kansas |
| 42 | Edith Hollingsworth | 15 | Daughter | — | Kansas |
| 43 | Samuel Burgoyne | 35 | Head | Farmer | Kansas |
| 44 | Freda Burgoyne | 30 | Wife | — | Kansas |
| 45 | Virginia Burgoyne | 11 | Daughter | — | Kansas |
| 46 | Eddie Burgoyne | 7 | Son | — | Kansas |
| 47 | Bobbie Burgoyne | 5 | Son | — | Kansas |
| 48 | Verna Mae Burgoyne | 2 | Daughter | — | Kansas |
| 49 | Harry B. Underwood | 63 | Head | Farmer | Kansas |
| 50 | Hattie Underwood | 59 | Wife | — | Kansas |
| 51 | Stephen D. Carlile | 74 | Head | Farmer | Missouri |
| 52 | Anna Carlile | 75 | Wife | — | Kansas |
| 53 | Charles Carlile | 49 | Son | Farmer | Missouri |
| 54 | Elmer George | 64 | Head | Butcher | Missouri |
| 55 | Maude George | 58 | Wife | — | Kansas |
| 56 | Richard Campbell | 21 | Nephew | Cab Driver | Kansas |
| 57 | Robert Mills THIS PERSON | 51 | Head | Farmer | Kansas |
| 58 | Myrtle Mills | 49 | Wife | — | Colorado |
| 59 | Clarence Mills | 28 | Son | Truck Driver | Kansas |
| 60 | Helen Mills | 20 | Daughter-in-law | — | Kansas |
| 61 | Robert Jr. Mills | 13 | Son | — | Kansas |
| 62 | George Mills | 9 | Son | — | Kansas |
| 63 | Maxine Mills | 2 | Granddaughter | — | Kansas |
| 64 | Barbara Jo Mills | 0 | Granddaughter | — | Kansas |
| 65 | A. Springwater | 56 | Head | Farmer | Kentucky |
| 66 | Vera Springwater | 58 | Wife | — | Iowa |
| 67 | Charles A. Kern | 54 | Head | Laborer | Missouri |
| 68 | Leonard Hammon | 43 | Head | Laborer | Kansas |
| 69 | Elizabeth Hammon | 28 | Wife | — | Kansas |
| 70 | Cleta Hammon | 4 | Daughter | — | Kansas |
| 71 | Donald Hammon | 3 | Son | — | Kansas |
| 72 | Andrew Davis | 31 | Head | Laborer | Kansas |
| 73 | Elizabeth Davis | 27 | Wife | — | Kansas |
| 74 | William A. Davis | 2 | Son | — | Kansas |
| 75 | James A. Reese | 61 | Head | Farmer | New York |
| 76 | Sadie Schosh | 64 | Sister | — | New York |
| 77 | Charley Oldfield | 66 | Head | Carpenter | Kansas |
| 78 | Paul Sanders | 42 | Head | Farmer | Kansas |
| 79 | Maude Sanders | 46 | Wife | — | Kansas |
| 80 | Corlett Umholtz | 46 | Head | Disabled Veteran | Kansas |
Pedigree Summary
Robert
Gen 1 · 2 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)