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John Mcdowell — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Story-County, Iowa
Our Model Tree links this John Mcdowell across the 1930 and 1940 US Censuses in Story-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1882), then head of a 6-person household.
Age 58
b. ~1882
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Story-County, Iowa |
| Surname | McDowell |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Ames City |
| 1935 Residence (County) | Story |
| Additional Details | |
| Occupation | Stockman |
| Industry | Retail Grocery |
| Class of Worker | PW |
| Hours Worked | 63 |
| Income (1939) | 936 |
| Highest Grade | H 1 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Stockman |
| Township / Ward | Ames City |
| Est. Birth Year | ~1882 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| John Mcdowell | Head | — | 58 | ~1882 |
| Lucille Mcdowell | Spouse | — | 47 | ~1893 |
| Deane Mcdowell | Son | — | 23 | ~1917 |
| Helen Mcdowell | Daughter | — | 17 | ~1923 |
| Robert Mcdowell | Son | — | 10 | ~1930 |
| Phyllis Mcdowell | Daughter | — | 19 | ~1921 |
Census Appearances
1930
Story, Iowa
Head, age 48
Story, Iowa · implied b. ~1882 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McDowell |
| Given Name | John R. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 30 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Ohio |
| Occupation | Salesman |
| Industry | Nursery Company |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | $35 |
| Radio Set | R |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Story-County, Iowa
Head, age 58
Story-County, Iowa · implied b. ~1882 — 6 household members
| Surname | McDowell |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Ames City |
| 1935 Residence (County) | Story |
| Occupation | Stockman |
| Industry | Retail Grocery |
| Class of Worker | PW |
| Hours Worked | 63 |
| Income (1939) | 936 |
| Highest Grade | H 1 |
| 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 John Mcdowell across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
John Mcdowell
Head · 1940 · age 58 · b. ~1882 · Iowa
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Story-County, Iowa
Open full size
1940 US Federal Census — Story-County, Iowa
Page Contents
33 people indexed on this census page (nara:1940:m-t0627-01206-00348)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Albert J. Wilkin | 51 | Head | Horse Groom | Scotland |
| 2 | Maude Wilkin | 46 | Wife | — | England |
| 3 | Laura Jean Wilkin | 17 | Daughter | Nurse Maid | Iowa |
| 4 | John Thomas Wilkin | 8 | Son | — | Iowa |
| 12 | John Mcdowell THIS PERSON | 58 | Head | Stockman | Iowa |
| 13 | Lucille Mcdowell | 47 | Wife | — | Iowa |
| 14 | Deane Mcdowell | 23 | Son | Truck Driver | Iowa |
| 15 | Phyllis Ab Mcdowell | 19 | Daughter | — | Iowa |
| 16 | Helen Mcdowell | 17 | Daughter | — | Iowa |
| 17 | Robert Mcdowell | 10 | Son | — | Iowa |
| 18 | Walter W. Wilcox | 35 | Head | Professor | Iowa |
| 19 | Pauline A. Wilcox | 36 | Wife | — | Iowa |
| 20 | Marianna Wilcox | 5 | Daughter | — | Washington D.C. |
| 21 | Elizabeth Wilcox | 2 | Daughter | — | Iowa |
| 22 | Helen Beckley | 20 | Lodger | General Housework | Illinois |
| 23 | James J Wallace | 47 | Head | Farm Manager | Pennsylvania |
| 24 | Margaret I Wallace | 49 | Wife | — | Ohio |
| 25 | Elizabeth Wallace | 20 | Daughter | Waitress | Pennsylvania |
| 26 | Emma K Wallace | 17 | Daughter | Waitress | Pennsylvania |
| 27 | Margaret Ann Wallace | 11 | Daughter | — | Iowa |
| 28 | James I Wallace | 10 | Son | — | Iowa |
| 29 | Frank Robotka | 50 | Head | Economics Prof | Wisconsin |
| 30 | Helen Robotka | 50 | Wife | — | Wisconsin |
| 31 | Donald Robotka | 23 | Son | Bowling Pin Setter | Minnesota |
| 32 | John Vieg | 35 | Head | Political Science | Iowa |
| 33 | Margaret Vieg | 32 | Wife | — | North Dakota |
| 34 | Karsten Vieg | 5 | Son | — | Illinois |
| 35 | Christine Rickert | 22 | Housekeeper | Housekeeper | Iowa |
| 36 | Loring Macy | 32 | Head | Ext. Economist | Iowa |
| 37 | Juanita Macy | 31 | Wife | — | Iowa |
| 38 | Bruce Macy | 9 | Son | — | Iowa |
| 39 | Beth Macy | 5 | Daughter | — | Iowa |
| 40 | Glenn Murphy | 32 | Head | Engineering Prof. | Colorado |
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)