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Margaret Leonard — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jones-County, Iowa
Our Model Tree links this Margaret Leonard across the 1930 and 1940 US Censuses in Jones-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1927), then head of a 10-person household.
Age 13
b. ~1927
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jones-County, Iowa |
| Surname | Leonard |
| Given Name | Margaret Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Anamosa City |
| 1935 Residence (County) | Jones |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Anamosa City |
| Est. Birth Year | ~1927 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Dorrance Leonard | Son | — | 3 | ~1937 |
| Jean Leonard | Daughter | — | 10 | ~1930 |
| William Leonard | Son | — | 6 | ~1934 |
| Owen Leonard | Head | — | 46 | ~1894 |
| James Leonard | Son | — | 2 | ~1938 |
| Don Leonard | Son | — | 11 | ~1929 |
| Patrick Leonard | Son | — | 8 | ~1932 |
| Margaret Leonard | Daughter | — | 13 | ~1927 |
| Lois Leonard | Daughter | — | 5 | ~1935 |
| Marcella Leonard | Spouse | — | 33 | ~1907 |
Census Appearances
1930
Jones, Iowa
Daughter, age 3
Jones, Iowa · implied b. ~1927 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | Margret J. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | none |
| Can Read/Write | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Jones-County, Iowa
Daughter, age 13
Jones-County, Iowa · implied b. ~1927 — 10 household members
| Surname | Leonard |
| Given Name | Margaret Jane |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Anamosa City |
| 1935 Residence (County) | Jones |
| Highest Grade | No 6 |
| 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 Margaret Leonard across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Margaret Leonard
Daughter · 1940 · age 13 · b. ~1927 · Iowa
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Sibling
Don Leonard
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Patrick Leonard
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Leonard
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Leonard
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jean Leonard
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lois Leonard
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorrance Leonard
Sibling · 1940 · age 3
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 — Jones-County, Iowa
Open full size
1940 US Federal Census — Jones-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01172-00062)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ernest N. Corwin | 48 | Head | Conductor | Iowa |
| 2 | Florence Corwin | 45 | Wife | — | Iowa |
| 3 | Glendon Remington | 24 | Head | Salesman | Iowa |
| 4 | Leona Remington | 22 | Wife | — | Iowa |
| 5 | Carroll L. Remington | 3 | Son | — | Iowa |
| 6 | Glenda Kay Remington | 0 | Daughter | — | Iowa |
| 7 | Albert J. Kula | 44 | Head | Mechanic | Iowa |
| 8 | Maria Kula | 40 | Wife | Cook | Iowa |
| 9 | Owen Leonard | 46 | Head | Laborer | Iowa |
| 10 | Marcella Leonard | 33 | Wife | — | Iowa |
| 11 | Margaret Jane Leonard THIS PERSON | 13 | Daughter | — | Iowa |
| 12 | Don Leonard | 11 | Son | — | Iowa |
| 13 | Jean Ann Leonard | 10 | Daughter | — | Iowa |
| 14 | Patrick Leonard | 8 | Son | — | Iowa |
| 15 | William Leonard | 6 | Son | — | Iowa |
| 16 | Lois Leonard | 5 | Daughter | — | Iowa |
| 17 | Dorrance Leonard | 3 | Son | — | Iowa |
| 18 | James Leonard | 2 | Son | — | Iowa |
| 19 | Floyd Hurt | 44 | Head | Carpenter | Illinois |
| 20 | Clara Hurt | 42 | Wife | Seamstress | Iowa |
| 21 | Eugene Hurt | 19 | Son | Laborer | Iowa |
| 22 | Warner Hurt | 17 | Son | Laborer | Iowa |
| 23 | Orlan Hurt | 15 | Son | — | Iowa |
| 24 | Harold Hurt | 12 | Son | — | Iowa |
| 25 | Naomi Hurt | 8 | Daughter | — | Iowa |
| 26 | Elizabeth Hurt | 7 | Daughter | — | Iowa |
| 27 | Millicent Hurt | 7 | Daughter | — | Iowa |
| 28 | Ed Chipman | 69 | Head | — | Kentucky |
| 29 | Mary Chipman | 64 | Wife | — | Iowa |
| 30 | Clyde Chipman | 38 | Son | Operator | Iowa |
| 31 | Steven E. Beam | 72 | Head | Operator | Illinois |
| 32 | Florence Beam | 71 | Wife | — | Iowa |
| 33 | John Shock | 50 | Head | Guard | Pennsylvania |
| 34 | John R. Shock | 17 | Son | — | Iowa |
| 35 | Jenny Ruth Shock | 16 | Daughter | — | Iowa |
| 36 | Leo J. Pearson | 41 | Head | Carpenter | Iowa |
| 37 | Elma Pearson | 32 | Wife | — | So Dakota |
| 38 | Charles S. Rowel | 45 | Head | Bartender | Iowa |
| 39 | Mayme Rowel | 43 | Wife | — | Iowa |
| 40 | John H. Cooper | 49 | Head | Owner Operator | 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)