RM
Robert Mitchell — 1940 US Census Record
Model Tree available1940 United States Federal Census · Tama-County, Iowa
Our Model Tree links this Robert Mitchell across the 1920, 1930 and 1940 US Censuses in Tama-County, Iowa (XGBoost, ~Confirmed), with identified parents Hardy & Claude — first a head (b.~1911), then head of a 7-person household.
Age 29
b. ~1911
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Tama-County, Iowa |
| Surname | Mitchell |
| Given Name | Robert B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Buckingham |
| 1935 Residence (County) | Tama |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farmer |
| Township / Ward | Geneseo |
| Est. Birth Year | ~1911 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Claudette Mitchell | Daughter | — | 2 | ~1938 |
| Norma Mitchell | Daughter | — | ~1940 | |
| Robert Mitchell | Head | — | 29 | ~1911 |
| Mildred Mitchell | Other | — | 25 | ~1915 |
| Herman Jansen | Other | — | 40 | ~1900 |
| Dennis Mitchell | Son | — | 1 | ~1939 |
| Mildred Mitchell | Spouse | — | 26 | ~1914 |
Census Appearances
1920
Tama, Iowa
Son, age 8
Tama, Iowa · implied b. ~1912 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mitchell |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Pennsylvania |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Tama, Iowa
Son, age 19
Tama, Iowa · implied b. ~1911 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mitchell |
| Given Name | Robert B. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Pennsylvania |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Tama-County, Iowa
Head, age 29
Tama-County, Iowa · implied b. ~1911 — 7 household members
| Surname | Mitchell |
| Given Name | Robert B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Buckingham |
| 1935 Residence (County) | Tama |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Hardy Mitchell (~0.92 confidence) and father Claude Mitchell (~0.92 confidence) and mother Sarah Mitchell (~0.92 confidence) and mother Eva Mitchell (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hardy Mitchell
b. ~1885
Source father
● Household
· direct · ~0.92
Father
Claude Mitchell
b. ~1885
Source father
● Household
· direct · ~0.92
Mother
Sarah Mitchell
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Eva Mitchell
b. ~1888
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Mitchell
Head · 1940 · age 29 · b. ~1911 · Iowa
★ 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 — Tama-County, Iowa
Open full size
1940 US Federal Census — Tama-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01207-00150)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Sylvia West | 25 | Head | Housekeeper | Iowa |
| 42 | Arthur West | 2 | Son | — | Iowa |
| 43 | Gylma Nordstrom | 54 | Head | Farmer | Sweden |
| 44 | Fred Nordstrom | 30 | Son | Farmer | Iowa |
| 45 | Gladys Nordstrom | 28 | daughter | — | Iowa |
| 46 | Earl Dunlavey | 58 | Head | Farmer | Iowa |
| 47 | Olive Dunlavey | 52 | wife | — | Iowa |
| 48 | Vernon Nicholson | 18 | step son | Laborer | Iowa |
| 49 | Charles Barton | 25 | Hired man | Farm Laborer | Iowa |
| 50 | John Irvine | 64 | Head | Farmer | Irish Free State |
| 51 | Jennie Irvine | 54 | wife | Housewife | Irish Free State |
| 52 | Tom Irvine | 20 | son | Farmer | Iowa |
| 53 | Betty Irvine | 15 | daughter | — | Iowa |
| 54 | Robert B. Mitchell THIS PERSON | 29 | Head | Farmer | Iowa |
| 55 | Mildred Mitchell | 26 | wife | Housewife | Missouri |
| 56 | Claudette Mitchell | 2 | daughter | — | Iowa |
| 57 | Dennis Mitchell | 1 | son | — | Iowa |
| 58 | Norma Mitchell | 0 | daughter | — | Iowa |
| 59 | Herman Jansen | 40 | Hired man | Farmer | Illinois |
| 60 | Mildred Mitchell | 25 | cousin | House Maid | Iowa |
| 61 | Wm Kroeger | 33 | Head | Farmer | Iowa |
| 62 | Wilma Kroeger | 38 | sister | Housekeeper | Iowa |
| 63 | Carl Loeptin | 36 | Hired man | Farm Laborer | Germany |
| 64 | John Montgomery | 55 | Head | Farmer | Irish Free State |
| 65 | Thomas Wilson | 55 | Hired man | Farm Laborer | Irish Free State |
| 66 | Eric Mcelhinney | 45 | Head | Farmer | Iowa |
| 67 | Judith Mcelhinney | 40 | wife | Housewife | Sweden |
| 68 | Doris Mcelhinney | 16 | daughter | — | Iowa |
| 69 | Warren Mcelhinney | 14 | son | — | Iowa |
| 70 | Ralph Mcelhinney | 11 | son | — | Iowa |
| 71 | Carl Nelson | 43 | Hired man | Farm Laborer | Sweden |
| 72 | Herbert Hansen | 46 | Hired man | Farm Laborer | Iowa |
| 73 | Harold Speer | 51 | Head | Farmer | Iowa |
| 74 | Verla Speer | 52 | wife | Housewife | New York |
| 75 | Earle Speer | 24 | son | Engineer | Iowa |
| 76 | Betty Lou Speer | 22 | daughter | Office Work | Iowa |
| 77 | Sarah Jean Speer | 20 | daughter | — | Iowa |
| 78 | Eleanor Speer | 17 | daughter | — | Iowa |
| 79 | Marian Speer | 12 | daughter | — | Iowa |
| 80 | Oscar Lambert | 36 | Head | Farmer | Iowa |
Pedigree Summary
Robert
Gen 1 · 4 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)