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Mary Mullins — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Poweshiek-County, Iowa
Our Model Tree links this Mary Mullins across the 1930 and 1940 US Censuses in Poweshiek-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1928), then head of a 9-person household.
Age 12
b. ~1928
Female
Daughter
Born: Missouri
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Poweshiek-County, Iowa |
| Surname | Mullins |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Grinnell City |
| 1935 Residence (County) | Poweshiek |
| Additional Details | |
| Highest Grade | Grade 6 |
| 1935 Residence | Same House |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Grinnell City |
| Est. Birth Year | ~1928 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Lois Mullins | Daughter | — | 10 | ~1930 |
| Cleo Mullins | Son | — | 18 | ~1922 |
| James Mullins | Son | — | 16 | ~1924 |
| Edwin Mullins | Son | — | 6 | ~1934 |
| Mary Mullins | Daughter | — | 12 | ~1928 |
| Dorothy Mullins | Daughter | — | 14 | ~1926 |
| Myrtle Mullins | Spouse | — | 32 | ~1908 |
| Jesse Mullins | Head | — | 38 | ~1902 |
| Samuel Mullins | Son | — | 4 | ~1936 |
Census Appearances
1930
Poweshiek, Iowa
Daughter, age 2
Poweshiek, Iowa · implied b. ~1928 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Mullins |
| Given Name | Mary E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Poweshiek-County, Iowa
Daughter, age 12
Poweshiek-County, Iowa · implied b. ~1928 — 9 household members
| Surname | Mullins |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Missouri |
| 1935 Residence (City) | Grinnell City |
| 1935 Residence (County) | Poweshiek |
| Highest Grade | Grade 6 |
| 1935 Residence | Same House |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Mary Mullins across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Mullins
Daughter · 1940 · age 12 · b. ~1928 · Iowa
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Sibling
Dorothy Mullins
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edwin Mullins
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James Mullins
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lois Mullins
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Cleo Mullins
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Samuel Mullins
Sibling · 1940 · age 4
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 — Poweshiek-County, Iowa
Open full size
1940 US Federal Census — Poweshiek-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01200-00272)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Elsie Jones | 42 | Wife | — | Iowa |
| 42 | Jesse Mullins | 38 | Head | Ditch Digger | Missouri |
| 43 | Myrtle Mullins | 32 | Wife | — | Missouri |
| 44 | Cleo Mullins | 18 | Son | — | Missouri |
| 45 | James Mullins | 16 | Son | — | Missouri |
| 46 | Dorothy Mullins | 14 | Daughter | — | Missouri |
| 47 | Mary Mullins THIS PERSON | 12 | Daughter | — | Missouri |
| 48 | Lois Fay Mullins | 10 | Daughter | — | Iowa |
| 49 | Edwin Mullins | 6 | Son | — | Iowa |
| 50 | Samuel Mullins | 4 | Son | — | Iowa |
| 51 | Miss Julia Wheeler | 41 | Head | Playground Director | Iowa |
| 52 | Miss Alice Wheeler | 77 | Sister | — | California |
| 53 | Isaac Shaggy | 52 | Head | Operator | Kentucky |
| 54 | Fannie Shaggy | 40 | Wife | — | Kentucky |
| 55 | Opal Shaggy | 17 | Daughter | — | Iowa |
| 56 | John Shaggy | 15 | Son | — | Iowa |
| 57 | James Shaggy | 6 | Son | — | Iowa |
| 58 | R. A. Pettingill | 55 | Head | Glove Cutter | New York |
| 59 | Hilda Pettingill | 57 | Wife | — | Iowa |
| 60 | R. A. Cole | 62 | Boarder | Carpenter | Iowa |
| 61 | Roy Ritchel | 43 | Head | Truck Driver | Iowa |
| 62 | Alice Ritchel | 45 | Wife | — | Iowa |
| 63 | Mrs. Nellie Cook | 70 | Head | — | Iowa |
| 64 | Earl Cook | 35 | Son | Painter | Iowa |
| 65 | C. C. Clifton | 59 | Head | Painter | Iowa |
| 66 | Carrie E. Clifton | 55 | Wife | — | Iowa |
| 67 | Russell Clifton | 13 | Son | Painter Helper | Iowa |
| 68 | Charles Pickering | 59 | Head | Ditch Digger | Missouri |
| 69 | Flossie Pickering | 50 | Wife | — | Iowa |
| 70 | C. P. Buswell | 69 | Head | — | Iowa |
| 71 | Emma Buswell | 63 | Wife | — | Iowa |
| 72 | Elizabeth Reid | 72 | Head | — | Kentucky |
| 73 | Laura Simmerman | 74 | Head | — | Iowa |
| 74 | Howard Simmerman | 32 | Son | Shipping Clerk | Iowa |
| 75 | Lota A. White | 80 | Head | — | Iowa |
| 76 | Thelma Allen | 35 | Granddaughter | — | Iowa |
| 77 | Mrs. Mill. Kruse | 46 | Head | — | Iowa |
| 78 | Roger Kruse | 11 | Son | — | Iowa |
| 79 | Mrs. Edna Scales | 56 | Aunt | — | Illinois |
| 80 | Merine Stowers | 72 | Head | — | Illinois |
Related Census Records
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)