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Joseph Mitchell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lucas-County, Iowa
Our Model Tree links this Joseph Mitchell across the 1930 and 1940 US Censuses in Lucas-County, Iowa (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 11-person household.
Age 10
b. ~1930
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lucas-County, Iowa |
| Surname | Mitchell |
| Given Name | Joseph C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Warren |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | S-3 |
| 1935 Residence | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Whitebreast Township |
| Est. Birth Year | ~1930 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Joseph | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Mitchell | Daughter | — | 18 | ~1922 |
| Margaret Mitchell | Daughter | — | 14 | ~1926 |
| W Mitchell | Head | — | 57 | ~1883 |
| Calvin Mitchell | Son | — | 16 | ~1924 |
| Joseph Mitchell | Son | — | 10 | ~1930 |
| Kenneth Mitchell | Son | — | 22 | ~1918 |
| James Mitchell | Son | — | 13 | ~1927 |
| Gerald Mitchell | Son | — | 19 | ~1921 |
| Richard Mitchell | Son | — | 4 | ~1936 |
| Frank Mitchell | Son | — | 7 | ~1933 |
| Laura Mitchell | Spouse | — | 47 | ~1893 |
Census Appearances
1930
Lucas, Iowa
Son, age 1
Lucas, Iowa · implied b. ~1929 — 12 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mitchell |
| Given Name | Joseph C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Lucas-County, Iowa
Son, age 10
Lucas-County, Iowa · implied b. ~1930 — 11 household members
| Surname | Mitchell |
| Given Name | Joseph C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Warren |
| Income (1939) | 0 |
| Highest Grade | S-3 |
| 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 Joseph Mitchell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Joseph Mitchell
Son · 1940 · age 10 · b. ~1930 · Iowa
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Sibling
Gerald Mitchell
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Mitchell
Sibling · 1940 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frank Mitchell
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Evelyn Mitchell
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Richard Mitchell
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Mitchell
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Calvin Mitchell
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mitchell
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Lucas-County, Iowa
Open full size
1940 US Federal Census — Lucas-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01178-00764)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Homer Vincent | 46 | Head | Farmer | Iowa |
| 42 | Bertha Vincent | 46 | Wife | — | Iowa |
| 43 | Isis Vincent | 20 | Daughter | — | Iowa |
| 44 | Aline Vincent | 16 | Daughter | — | Iowa |
| 45 | Donald Mcfarland | 14 | Step-son | — | Iowa |
| 46 | Betty Mcfarland | 10 | Step-son | — | Iowa |
| 47 | Edward Binau | 54 | Head | Farm Manager | Iowa |
| 48 | Marie Binau | 36 | Wife | — | Missouri |
| 49 | Junior Binau | 14 | Son | — | Iowa |
| 50 | Charles D. Brown | 46 | Head | Farmer | Iowa |
| 51 | Gladys F. Brown | 38 | Wife | — | Iowa |
| 52 | W. Warren Brown | 19 | Son | — | Iowa |
| 53 | Charles N. Brown | 17 | Son | — | Iowa |
| 54 | Frances C. Brown | 15 | Daughter | — | Iowa |
| 55 | Albert Leo Brown | 14 | Son | — | Iowa |
| 56 | Martha J. Brown | 11 | Daughter | — | Iowa |
| 57 | David L. Brown | 2 | Son | — | Iowa |
| 58 | Harold L. Keeny | 22 | Head | Farmer | Iowa |
| 59 | Irene E. Keeny | 24 | Wife | — | Iowa |
| 60 | Howard L. Keeny | 1 | Son | — | Iowa |
| 61 | W. Wood Mitchell | 57 | Head | Farmer | Iowa |
| 62 | Laura B. Mitchell | 47 | Wife | — | Iowa |
| 63 | Kenneth Mitchell | 22 | Son | Farm Laborer | Iowa |
| 64 | Gerald Mitchell | 19 | Son | Farm Laborer | Iowa |
| 65 | Evelyn Mitchell | 18 | Daughter | — | Iowa |
| 66 | Calvin W. Mitchell | 16 | Son | — | Iowa |
| 67 | Margaret E. Mitchell | 14 | Daughter | — | Iowa |
| 68 | James Mitchell | 13 | Son | — | Iowa |
| 69 | Joseph C. Mitchell THIS PERSON | 10 | Son | — | Iowa |
| 70 | Frank L. Mitchell | 7 | Son | — | Iowa |
| 71 | Richard A. Mitchell | 4 | Son | — | Iowa |
| 72 | Clifford Woollens | 35 | Head | Farm Laborer | Iowa |
| 73 | Ruby Woollens | 28 | Wife | — | Missouri |
| 74 | Harry Benway | 60 | Head | Laborer | Iowa |
| 75 | Mary L. Benway | 48 | Wife | — | Iowa |
| 76 | John S. Benway | 21 | Son | — | Iowa |
| 77 | Maymie S. Benway | 17 | Daughter | — | Iowa |
| 78 | Rex R. Benway | 14 | Son | — | Iowa |
| 79 | Harold L. Benway | 8 | Son | — | Iowa |
| 80 | Harvey L. Benway | 5 | Son | — | Iowa |
Related Census Records
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)