MS
Mary Strong — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Appanoose-County, Iowa
Our Model Tree links this Mary Strong across the 1920, 1930 and 1940 US Censuses in Appanoose-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1857), then head of a 3-person household.
Age 83
b. ~1857
Female
Spouse
Born: Ohio
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Appanoose-County, Iowa |
| Surname | Strong |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 83 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Mystic |
| 1935 Residence (County) | Appanoose County |
| Additional Details | |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Township / Ward | Mystic |
| Est. Birth Year | ~1857 |
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 |
|---|---|---|---|---|
| Cass Strong | Head | — | 85 | ~1855 |
| Jack Young | Son | — | 54 | ~1886 |
| Mary Strong | Spouse | — | 83 | ~1857 |
Census Appearances
1920
Appanoose, Iowa
Spouse, age 62
Appanoose, Iowa · implied b. ~1858 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Strong |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 62 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Appanoose, Iowa
Other, age 72
Appanoose, Iowa · implied b. ~1858 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Strong |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 72 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 19 |
| Father's Birthplace | North Carolina |
| Mother's Birthplace | North Carolina |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Appanoose-County, Iowa
Spouse, age 83
Appanoose-County, Iowa · implied b. ~1857 — 3 household members
| Surname | Strong |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 83 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Mystic |
| 1935 Residence (County) | Appanoose County |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Strong across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mary Strong
Spouse · 1940 · age 83 · b. ~1857 · 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 — Appanoose-County, Iowa
Open full size
1940 US Federal Census — Appanoose-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01137-00041)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Billy Perrin | 8 | Son | — | Iowa |
| 42 | Jackie Perrin | 6 | Son | — | Iowa |
| 43 | Kay Perrin | 1 | Daughter | — | Iowa |
| 44 | Edward Milligan | 62 | Son-in-law | Digger | Missouri |
| 45 | Thomas Higginbotham | 69 | Head | — | Iowa |
| 46 | Jennie Higginbotham | 64 | Wife | — | Iowa |
| 47 | Arthur Altman | 28 | Head | Digger | Iowa |
| 48 | Lelah Altman | 24 | Wife | — | Iowa |
| 49 | Bonnie Altman | 3 | Daughter | — | Iowa |
| 50 | Olive Altman | 2 | Daughter | — | Iowa |
| 51 | Jerry Altman | 1 | Son | — | Iowa |
| 52 | Leonard Hefner | 63 | Head | Loader | Iowa |
| 53 | Ethel Hefner | 52 | Wife | — | Iowa |
| 54 | Leonard Jr. Hefner | 31 | Son | Painter | Iowa |
| 55 | John Hefner | 16 | Son | Company Man | Iowa |
| 56 | James Blythe | 74 | Head | — | Scotland |
| 57 | John Mccammon | 49 | Head | Painter | Iowa |
| 58 | Alyce Mccammon | 47 | Wife | — | Colorado |
| 59 | Cass Strong | 85 | Head | — | New York |
| 60 | Mary Strong THIS PERSON | 83 | Wife | — | Ohio |
| 61 | Jack Young | 54 | Son | Digger | Iowa |
| 62 | Vernon Wilson | 24 | Head | Engine Watchman | Missouri |
| 63 | Virginia Wilson | 22 | Wife | — | Iowa |
| 64 | Donna Jean Wilson | 1 | Daughter | — | Iowa |
| 65 | Matt Starcevich | 50 | Head | Loader | Yugoslavia |
| 66 | Mary Starcevich | 44 | Wife | — | Italy |
| 67 | John Starcevich | 27 | Son | Loader | Iowa |
| 68 | Matt Starcevich | 24 | Son | Teacher | Iowa |
| 69 | George Starcevich | 22 | Son | — | Iowa |
| 70 | Anna Starcevich | 20 | Daughter | — | Iowa |
| 71 | Michael Starcevich | 18 | Son | — | Iowa |
| 72 | Mills Bankson | 39 | Head | Road Worker | Missouri |
| 73 | Blanche Bankson | 37 | Wife | — | Iowa |
| 74 | Wallace Bankson | 15 | Son | — | Iowa |
| 75 | Betty Bankson | 14 | Daughter | — | Iowa |
| 76 | Don Bankson | 11 | Son | — | Iowa |
| 77 | Marvin Bankson | 10 | Son | — | Iowa |
| 78 | Linzy Bankson | 9 | Son | — | Illinois |
| 79 | Patricia Bankson | 3 | Daughter | — | Iowa |
| 80 | Larry Bankson | 1 | 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)