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Margaret Gardner — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Des-Moines-County, Iowa
Our Model Tree links this Margaret Gardner across the 1930 and 1940 US Censuses in Des-Moines-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1925), then head of a 9-person household.
Age 15
b. ~1925
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Des-Moines-County, Iowa |
| Surname | Gardner |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Flint River Township |
| 1935 Residence (County) | Des Moines |
| Additional Details | |
| Occupation | Schoolgirl |
| Industry | School |
| Class of Worker | NP |
| Hours Worked | 35 |
| Income (1939) | 0 |
| Highest Grade | S 4 |
| 1935 Residence | Same house |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Schoolgirl |
| Township / Ward | Flint River Township |
| Est. Birth Year | ~1925 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| A Gardner | Head | — | 54 | ~1886 |
| Merle Gardner | Son | — | 19 | ~1921 |
| Charles Gardner | Son | — | 17 | ~1923 |
| Dorothy Gardner | Daughter | — | 10 | ~1930 |
| Margaret Gardner | Daughter | — | 15 | ~1925 |
| Fern Gardner | Daughter | — | 21 | ~1919 |
| Helen Gardner | Daughter | — | 13 | ~1927 |
| Mary Gardner | Spouse | — | 53 | ~1887 |
| Mary Gardner | Daughter | — | 27 | ~1913 |
Census Appearances
1930
Des Moines, …
Daughter, age 5
Des Moines, Iowa · implied b. ~1925 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gardner |
| Given Name | Margaret P. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Des-Moines-County, Iowa
Daughter, age 15
Des-Moines-County, Iowa · implied b. ~1925 — 9 household members
| Surname | Gardner |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Flint River Township |
| 1935 Residence (County) | Des Moines |
| Occupation | Schoolgirl |
| Industry | School |
| Class of Worker | NP |
| Hours Worked | 35 |
| Income (1939) | 0 |
| Highest Grade | S 4 |
| 1935 Residence | Same house |
| 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 Gardner across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Gardner
Daughter · 1940 · age 15 · b. ~1925 · Iowa
★ You are viewing this record
Sibling
Merle Gardner
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fern Gardner
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Gardner
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Gardner
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Gardner
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Gardner
Sibling · 1940 · age 27
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 — Des-Moines-County, Iowa
Open full size
1940 US Federal Census — Des-Moines-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01156-00911)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lawrence Kennard | 10 | Son | — | Iowa |
| 2 | Aletha Kennard | 6 | Daughter | — | Iowa |
| 3 | Althea Kennard | 6 | Daughter | — | Iowa |
| 4 | Bert Mitchner | 60 | Head | Farmer | Iowa |
| 5 | Ida Mitchner | 56 | Wife | Housewife | Iowa |
| 6 | Paul E Peterson | 36 | Head | Boilermaker | Iowa |
| 7 | Vera Peterson | 33 | Wife | Housewife | Iowa |
| 8 | Darrel Peterson | 9 | Son | — | Iowa |
| 9 | Caroline Peterson | 5 | Daughter | — | Iowa |
| 10 | Marvin A. Peterson | 38 | Head | Boilermaker | Iowa |
| 11 | Mildred A Peterson | 33 | Wife | Housewife | Iowa |
| 12 | Delmon Peterson | 14 | Son | — | Iowa |
| 13 | Harry Yackley | 51 | Head | Farmer | Iowa |
| 14 | Florence Q Yackley | 41 | Wife | Housewife | Ohio |
| 15 | Robert Yackley | 16 | Foster son | Schoolboy | Illinois |
| 16 | W. C. Hunt | 46 | Head | Farmer | Ohio |
| 17 | A. J. Gardner | 54 | Head | Fireman | Missouri |
| 18 | Mary S. D. Gardner | 53 | Wife | Housewife | Missouri |
| 19 | Mary V. Gardner | 27 | Daughter | Waitress | Missouri |
| 20 | Fern Gardner | 21 | Daughter | Billing Clerk | Iowa |
| 21 | Merle Gardner | 19 | Son | Shipping Clerk | Iowa |
| 22 | Charles Gardner | 17 | Son | Schoolboy | Iowa |
| 23 | Margaret Gardner THIS PERSON | 15 | Daughter | Schoolgirl | Iowa |
| 24 | Helen Gardner | 13 | Daughter | — | Iowa |
| 25 | Dorothy Mae Gardner | 10 | Daughter | — | Iowa |
| 26 | D. G. Hofman | 71 | Head | Farmer | Illinois |
| 27 | Mary Q. Hofman | 66 | Wife | Housewife | Iowa |
| 28 | Albert D Nehage | 38 | Head | Farmer | Iowa |
| 29 | Ada Nehage | 37 | Wife | Housewife | Iowa |
| 30 | Paul W. Nehage | 5 | Son | — | Iowa |
| 31 | George Shaw | 21 | Hired man | Hiredman | Iowa |
| 32 | Barnett E Taylor | 60 | Head | Farmer | Iowa |
| 33 | Addie Taylor | 60 | Wife | Housewife | Iowa |
| 34 | Helen Warth | 25 | Boarder | Schoolteacher | Iowa |
| 35 | Herman J. Q. Schmidt | 65 | Head | Farmer | Iowa |
| 36 | Perry O. Hummer | 38 | Head | Mechanic | Missouri |
| 37 | Esther Q Hummer | 36 | Wife | Housewife | Iowa |
| 38 | Darline Hummer | 13 | Daughter | — | Iowa |
| 39 | Geraldine Hummer | 11 | Daughter | — | Iowa |
| 40 | Bernard Hummer | 9 | Son | — | 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)