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Mary Michael — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Dallas-County, Iowa
Our Model Tree links this Mary Michael across the 1920, 1930 and 1940 US Censuses in Dallas-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1882), then head of a 3-person household.
Age 58
b. ~1882
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Dallas-County, Iowa |
| Surname | Michael |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Perry City |
| 1935 Residence (County) | Dallas |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Perry 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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Michael | Spouse | — | 58 | ~1882 |
| Frank Michael | Head | — | 60 | ~1880 |
| Frank Michael | Son | — | 18 | ~1922 |
Census Appearances
1920
Dallas, Iowa
Spouse, age 33
Dallas, Iowa · implied b. ~1887 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Michael |
| Given Name | Mary E |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 33 |
| Marital Status | Married |
| Birthplace | Iowa |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Dallas, Iowa
Spouse, age 48
Dallas, Iowa · implied b. ~1882 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Michael |
| Given Name | Mary C. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 20 |
| Father's Birthplace | Virginia |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Dallas-County, Iowa
Spouse, age 58
Dallas-County, Iowa · implied b. ~1882 — 3 household members
| Surname | Michael |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 58 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Perry City |
| 1935 Residence (County) | Dallas |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 7 |
| 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 Mary Michael across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Michael
Spouse · 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 — Dallas-County, Iowa
Open full size
1940 US Federal Census — Dallas-County, Iowa
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-01153-00521)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Robert Carlisle | 4 | Son | — | Iowa |
| 42 | Jo Ann Carlisle | 2 | Daughter | — | Iowa |
| 43 | Ed Purdue | 67 | Head | — | Iowa |
| 44 | Mary E. Purdue | 49 | Wife | — | Iowa |
| 45 | Edward Jr. Purdue | 19 | Son | Laborer | Iowa |
| 46 | Mary Shiddell | 19 | Daughter | — | Iowa |
| 47 | Robert Shiddell | 21 | Son-in-law | — | Iowa |
| 48 | Floy O'Malley | 36 | Head | Laborer | Iowa |
| 49 | Clifford O'Malley | 12 | Son | — | Iowa |
| 50 | Will O'Malley | 9 | Son | — | Missouri |
| 51 | Fred Bailey | 25 | Head | Bumper | Iowa |
| 52 | Viola Bailey | 23 | Wife | — | Iowa |
| 53 | Fred Lowell Bailey | 4 | Son | — | Iowa |
| 54 | Larry Carrol Bailey | 3 | Son | — | Iowa |
| 55 | Jerry Dean Bailey | 1 | Son | — | Iowa |
| 56 | Edgar (Abs) Cooksey | 44 | Head | Stationary Engineer | Indiana |
| 57 | Lucille Cooksey | 39 | Wife | — | Ohio |
| 58 | James Cooksey | 18 | Son | — | Iowa |
| 59 | Jerry Cooksey | 17 | Son | Clerk | Iowa |
| 60 | Frank Michael | 60 | Head | Locomotive Engineer | Iowa |
| 61 | Mary Michael THIS PERSON | 58 | Wife | — | Iowa |
| 62 | Frank G. Michael | 18 | Son | — | Iowa |
| 63 | Emanuel Stoner | 86 | Head | — | Pennsylvania |
| 64 | Ivy Stoner | 58 | Daughter | — | Illinois |
| 65 | C. A. Leniley | 74 | Head | — | Iowa |
| 66 | Mary Leniley | 54 | Wife | — | Iowa |
| 67 | H. G. Havill | 75 | Head | — | England |
| 68 | Flora Havill | 67 | Wife | — | Iowa |
| 69 | Maude Kropf | 67 | Head | — | Illinois |
| 70 | Willard Kropf | 38 | Son | Laborer | Iowa |
| 71 | Claude Purvis | 40 | Head | Asst. Distributing | Missouri |
| 72 | Aldra Purvis | 38 | Wife | — | Missouri |
| 73 | Ivan Purvis | 19 | Son | — | Missouri |
| 74 | Maurietta Purvis | 15 | Daughter | — | Missouri |
| 75 | Keith Purvis | 13 | Son | — | Iowa |
| 76 | Kenneth Purvis | 11 | Son | — | Iowa |
| 77 | Elsie Purvis | 10 | Daughter | — | Iowa |
| 78 | Shirley Purvis | 8 | Daughter | — | 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)