RM
Robert Mitchell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Champaign-County, Illinois
Our Model Tree links this Robert Mitchell across the 1920, 1930 and 1940 US Censuses in Champaign-County, Illinois (XGBoost, ~Confirmed), with identified parents Harold & Harold — first a head (b.~1915), then head of a 3-person household.
Age 25
b. ~1915
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Champaign-County, Illinois |
| Surname | Mitchell |
| Given Name | Robert B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Oblong |
| Additional Details | |
| Occupation | Teacher |
| Industry | University |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2300 |
| Highest Grade | C 5 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Teacher |
| Township / Ward | Champaign |
| Est. Birth Year | ~1915 |
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 |
|---|---|---|---|---|
| Susan Mitchell | Daughter | — | ~1940 | |
| Robert Mitchell | Head | — | 25 | ~1915 |
| Betty Mitchell | Spouse | — | 22 | ~1918 |
Census Appearances
1920
Champaign, Illinois
Son, age 4
Champaign, Illinois · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mitchell |
| Given Name | Robert H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Champaign, Illinois
Son, age 14
Champaign, Illinois · implied b. ~1916 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mitchell |
| Given Name | Robert H. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Champaign-County, Illinois
Head, age 25
Champaign-County, Illinois · implied b. ~1915 — 3 household members
| Surname | Mitchell |
| Given Name | Robert B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Oblong |
| Occupation | Teacher |
| Industry | University |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 2300 |
| Highest Grade | C 5 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Mitchell across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Harold Mitchell (~0.92 confidence) and father Harold Mitchell (~0.92 confidence) and mother E Mitchell (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Harold Mitchell
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Harold Mitchell
b. ~1888
Source father
● Household
· direct · ~0.92
Mother
E Mitchell
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Mitchell
Head · 1940 · age 25 · b. ~1915 · Illinois
★ 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 — Champaign-County, Illinois
Open full size
1940 US Federal Census — Champaign-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00765-00358)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Dorothy Wysinger | 25 | Head | Stenographer | Illinois |
| 42 | Richard Wysinger | 4 | Son | — | Illinois |
| 43 | Barbara Wysinger | 2 | Daughter | — | Illinois |
| 44 | Lola Miller | 42 | Head | Bookkeeper | Illinois |
| 45 | Wesley Miller | 80 | Mother | — | Illinois |
| 46 | Fred Chapin | 39 | Head | Brickmason | Georgia |
| 47 | Lucille Chapin | 35 | Wife | — | Georgia |
| 48 | Louise Chapin | 14 | Daughter | — | Florida |
| 49 | Aage Christensen | 39 | Head | Cheese Maker | Denmark |
| 50 | Rita Christensen | 34 | Wife | — | Denmark |
| 51 | Rita Christensen | 3 | Daughter | — | Illinois |
| 52 | Madge Janis | 43 | Head | Bookkeeper | Illinois |
| 53 | Charles Janis | 14 | Son | — | Idaho |
| 54 | Walter B. Bowman | 36 | Head | Cab Co. | Illinois |
| 55 | Elsie Bowman | 35 | Wife | Bookkeeper | Illinois |
| 56 | C. E. Granger | 52 | Head | Gen. Yard Master | Illinois |
| 57 | Elizabeth Granger | 46 | Wife | — | Illinois |
| 58 | Clinton Edw. Granger | 11 | Son | — | Illinois |
| 59 | Hazel Tucker | 42 | Head | Clerk | Illinois |
| 60 | Mary A. Tucker | 63 | Mother | — | Illinois |
| 61 | Mabel Ellis | 40 | Head | Bookkeeper | Illinois |
| 62 | Sarah Lou Ellis | 17 | Daughter | — | Illinois |
| 63 | Robert B. Mitchell THIS PERSON | 25 | Head | Teacher | Illinois |
| 64 | Betty Mitchell | 22 | Wife | — | Illinois |
| 65 | Susan Mitchell | 0 | Daughter | — | Illinois |
| 66 | George James | 36 | Head | Painter | Ohio |
| 67 | Velma James | 29 | Wife | — | Illinois |
| 68 | Marilee James | 3 | Daughter | — | Illinois |
| 69 | Byron Hillenmaier | 26 | Head | Salesman | Illinois |
| 70 | Catherine Hillenmaier | 21 | Wife | Saleslady | Illinois |
| 71 | William Pfister | 33 | Head | Field Sec. | Illinois |
| 72 | Helen Pfister | 29 | Wife | Teacher | Indiana |
| 73 | Robert Simo | 28 | Head | Paper Co. | Pa. |
| 74 | Jean Marie Simo | 23 | Wife | Secretary | Pa. |
| 75 | Frank Brocker | 38 | Head | Shoe Dept. Manager | Illinois |
| 76 | Ramona Brocker | 25 | Wife | — | Illinois |
| 77 | Harry A. Day | 47 | Head | Agent Real Estate | Illinois |
| 78 | Margaret Day | 34 | Wife | — | Illinois |
| 79 | Margaret Ann Day | 4 | Daughter | — | Illinois |
| 80 | William L. Frickleton | 68 | Head | Wholesale Fruit | Illinois |
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)