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Josephine Martin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Clinton-County, Iowa
Our Model Tree links this Josephine Martin across the 1930 and 1940 US Censuses in Clinton-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1922), then head of a 7-person household.
Age 18
b. ~1922
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Clinton-County, Iowa |
| Surname | Martin |
| Given Name | Josephine F. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | De Witt |
| 1935 Residence (County) | Clinton |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | De Witt |
| Est. Birth Year | ~1922 |
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 Josephine | Age | Birth yr |
|---|---|---|---|---|
| Mary Martin | Spouse | — | 59 | ~1881 |
| Francis Martin | Son | — | 14 | ~1926 |
| James Martin | Head | — | 65 | ~1875 |
| Alice Martin | Daughter | — | 21 | ~1919 |
| Henry Martin | Son | — | 26 | ~1914 |
| James Martin | Son | — | 30 | ~1910 |
| Josephine Martin | Daughter | — | 18 | ~1922 |
Census Appearances
1930
Clinton, Iowa
Daughter, age 8
Clinton, Iowa · implied b. ~1922 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Josephine |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Clinton-County, Iowa
Daughter, age 18
Clinton-County, Iowa · implied b. ~1922 — 7 household members
| Surname | Martin |
| Given Name | Josephine F. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | De Witt |
| 1935 Residence (County) | Clinton |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| 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 Josephine Martin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Josephine Martin
Daughter · 1940 · age 18 · b. ~1922 · Iowa
★ You are viewing this record
Sibling
James Martin
Sibling · 1940 · age 30
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Francis Martin
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Martin
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Henry Martin
Sibling · 1940 · age 26
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 — Clinton-County, Iowa
Open full size
1940 US Federal Census — Clinton-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01151-00054)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Herman Burglaff | 65 | Head | Janitor | Germany |
| 2 | Anna Burglaff | 64 | Wife | — | Germany |
| 3 | James H. Martin | 65 | Head | Carpenter | Iowa |
| 4 | Mary A. Martin | 59 | Wife | Clerk | Iowa |
| 5 | James Jr. Martin | 30 | Son | Truck Driver | Iowa |
| 6 | Henry C. Martin | 26 | Son | Truck Driver | Iowa |
| 7 | Alice R. Martin | 21 | Daughter | — | Iowa |
| 8 | Josephine F. Martin THIS PERSON | 18 | Daughter | — | Iowa |
| 9 | Francis T. Martin | 14 | Son | — | Iowa |
| 10 | Mattie E. Collett | 76 | Head | — | Iowa |
| 11 | Frank Collett | 69 | Brother | — | Iowa |
| 12 | Harlan Meyer | 22 | Head | Truck Driver | Iowa |
| 13 | Dorothy Meyer | 22 | Wife | — | Iowa |
| 14 | Nealy Smith | 73 | Head | — | Iowa |
| 15 | Mary E. Smith | 64 | Wife | — | Iowa |
| 16 | Orville L. Bates | 64 | Head | Assessor | Iowa |
| 17 | Mayme W. Bates | 63 | Wife | — | Iowa |
| 18 | Elmer Hillman | 45 | Head | 48 | Iowa |
| 19 | Jean Hillman | 45 | Wife | — | Illinois |
| 20 | Elizabeth Cook | 59 | Head | — | Iowa |
| 21 | Lloyd Cook | 20 | Son | Laborer | Iowa |
| 22 | Jerome J. Cook | 18 | Son | Clerk | Iowa |
| 23 | John Cook | 13 | Son | — | Iowa |
| 24 | Velma Fisher | 21 | Lodger | 40 | Iowa |
| 25 | James R. Tiernan | 67 | Head | — | Iowa |
| 26 | Elizabeth A. Tiernan | 64 | Wife | — | Iowa |
| 27 | Ingner Anderson | 63 | Head | Shipper | Germany |
| 28 | Anna Anderson | 62 | Wife | — | Germany |
| 29 | Charles W. Stewart | 45 | Head | 90 | Iowa |
| 30 | Junie Stewart | 41 | Wife | — | Iowa |
| 31 | Donald Stewart | 12 | Nephew | — | Minnesota |
| 32 | Mary Ann Stewart | 8 | Daughter | — | Iowa |
| 33 | James Stewart | 6 | Son | — | Iowa |
| 34 | Ingner Christiansen | 70 | Head | — | Iowa |
| 35 | Ida Christiansen | 67 | Wife | — | Iowa |
| 36 | Margaret Hynfig | 79 | Head | — | Iowa |
| 37 | Theodore C. Ruch | 40 | Head | Minister | Missouri |
| 38 | Theodora Ruch | 37 | Wife | — | Wisconsin |
| 39 | Ruth M. Ruch | 14 | Daughter | — | Wyoming |
| 40 | Cordula Ruch | 12 | Daughter | — | Wyoming |
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)