MJ
Margaret Jenkins — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Crawford-County, Iowa
Our Model Tree links this Margaret Jenkins across the 1930 and 1940 US Censuses in Crawford-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1926), then head of a 8-person household.
Age 14
b. ~1926
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Crawford-County, Iowa |
| Surname | Jenkins |
| Given Name | Margaret L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Crawford |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | S 7 |
| 1935 Residence | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Union Township |
| Est. Birth Year | ~1926 |
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 Margaret | Age | Birth yr |
|---|---|---|---|---|
| Violant Jenkins | Spouse | — | 37 | ~1903 |
| Dean Jenkins | Son | — | 5 | ~1935 |
| Lauritta Jenkins | Daughter | — | 17 | ~1923 |
| John Jenkins | Son | — | 12 | ~1928 |
| Kenneth Jenkins | Son | — | 8 | ~1932 |
| Margaret Jenkins | Daughter | — | 14 | ~1926 |
| Russel Jenkins | Son | — | 3 | ~1937 |
| R Jenkins | Son | — | 16 | ~1924 |
Census Appearances
1930
Crawford, Iowa
Daughter, age 4
Crawford, Iowa · implied b. ~1926 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jenkins |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Crawford-County, Iowa
Daughter, age 14
Crawford-County, Iowa · implied b. ~1926 — 8 household members
| Surname | Jenkins |
| Given Name | Margaret L. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Crawford |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | S 7 |
| 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 Margaret Jenkins across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Jenkins
Daughter · 1940 · age 14 · b. ~1926 · Iowa
★ You are viewing this record
Sibling
Dean Jenkins
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
R Jenkins
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Russel Jenkins
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lauritta Jenkins
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Jenkins
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Jenkins
Sibling · 1940 · age 8
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 — Crawford-County, Iowa
Open full size
1940 US Federal Census — Crawford-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01152-00541)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Violant Jenkins | 37 | Wife | — | Iowa |
| 2 | Lauritta Jenkins | 17 | Daughter | — | Iowa |
| 3 | R. Leroy Jenkins | 16 | Son | — | Iowa |
| 4 | Margaret L. Jenkins THIS PERSON | 14 | Daughter | — | Iowa |
| 5 | John V. Jenkins | 12 | Son | — | Iowa |
| 6 | Kenneth Jenkins | 8 | Son | — | Iowa |
| 7 | Dean Jenkins | 5 | Son | — | Iowa |
| 8 | Russel Jenkins | 3 | Son | — | Iowa |
| 9 | Elmer N. Brasel | 46 | Head | Trainer | Iowa |
| 10 | Anna L. Brasel | 43 | Wife | — | Iowa |
| 11 | Louis V. Brasel | 21 | Daughter | — | Iowa |
| 12 | Cleota M. Brasel | 20 | Daughter | — | Iowa |
| 13 | L. Russel Brasel | 17 | Son | — | Iowa |
| 14 | Robert Brasel | 16 | Son | — | Iowa |
| 15 | Arthur H. Nelson | 44 | Head | Owner | Iowa |
| 16 | Genevieve Nelson | 44 | Wife | — | Iowa |
| 17 | Low O. Nelson | 22 | Son | — | Iowa |
| 18 | Arnold Hein | 24 | Lodger | Trainer | Iowa |
| 19 | Quirin Gosser | 52 | Head | Operator | Iowa |
| 20 | Leana Gosser | 50 | Wife | — | Iowa |
| 21 | Sylvina Gosser | 26 | Son | Operator | Iowa |
| 22 | Survin Gosser | 22 | Son | Operator | Iowa |
| 23 | Corrine Gosser | 21 | Daughter | — | Iowa |
| 24 | Romine Gosser | 18 | Son | — | Iowa |
| 25 | Earma Gosser | 15 | Daughter | — | Iowa |
| 26 | Della Gosser | 10 | Daughter | — | Iowa |
| 27 | Eugene Gosser | 6 | Son | — | Iowa |
| 28 | Daniel Henkel | 36 | Head | Operator | Arkansas |
| 29 | Dorothy Henkel | 19 | Wife | — | Iowa |
| 30 | Victor Henkel | 0 | Son | — | Iowa |
| 31 | Oscar E. Mathys | 40 | Head | Laborer | Iowa |
| 32 | Mary A. Mathys | 40 | Wife | — | Iowa |
| 33 | Marvin Mathys | 13 | Son | — | Iowa |
| 34 | Ralph Mathys | 11 | Son | — | Iowa |
| 35 | Mary L. Mathys | 5 | Daughter | — | Iowa |
| 36 | Marcella Mathys | 2 | Daughter | — | Iowa |
| 37 | Louis F. Stier | 43 | Head | Operator | Iowa |
| 38 | Frieda Stier | 40 | Wife | — | Iowa |
| 39 | Leona Thompson | 20 | Daughter | — | Iowa |
| 40 | Arnold Thompson | 3 | Grandson | — | Iowa |
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)