MH
Mary Howe — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Allamakee-County, Iowa
Our Model Tree links this Mary Howe across the 1930 and 1940 US Censuses in Allamakee-County, Iowa (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 6-person household.
Age 16
b. ~1924
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Allamakee-County, Iowa |
| Surname | Howe |
| Given Name | Mary Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (County) | Some house |
| Additional Details | |
| Highest Grade | H-3 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Hanover |
| Est. Birth Year | ~1924 |
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 Mary | Age | Birth yr |
|---|---|---|---|---|
| Michalline Howe | Daughter | — | 14 | ~1926 |
| Emmett Howe | Son | — | 11 | ~1929 |
| Mary Howe | Daughter | — | 16 | ~1924 |
| Alfred Howe | Head | — | 43 | ~1897 |
| Marguerite Howe | Spouse | — | 40 | ~1900 |
| Leo Welch | Other | — | 49 | ~1891 |
Census Appearances
1930
Allamakee, Iowa
Daughter, age 6
Allamakee, Iowa · implied b. ~1924 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Howe |
| Given Name | Mary |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Allamakee-County, Iowa
Daughter, age 16
Allamakee-County, Iowa · implied b. ~1924 — 6 household members
| Surname | Howe |
| Given Name | Mary Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (County) | Some house |
| Highest Grade | H-3 |
| 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 Howe across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Howe
Daughter · 1940 · age 16 · b. ~1924 · Iowa
★ You are viewing this record
Sibling
Michalline Howe
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Emmett Howe
Sibling · 1940 · age 11
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 — Allamakee-County, Iowa
Open full size
1940 US Federal Census — Allamakee-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01136-00798)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Glynn Burt | 5 | Son | — | Iowa |
| 2 | Jennie Burt | 1 | Daughter | — | Iowa |
| 3 | Charles O. Sweet | 40 | Head | 5 | Iowa |
| 4 | Mabel Sweet | 41 | Wife | — | Iowa |
| 5 | Herman Sweet | 24 | Son | 8 | Iowa |
| 6 | Elmer T. Klepper | 27 | Head | 30 | Iowa |
| 7 | Luella Klepper | 22 | Wife | — | Iowa |
| 8 | P. Leslie Klepper | 2 | Son | — | Iowa |
| 9 | Linda Lou Klepper | 0 | Daughter | — | Iowa |
| 10 | Harold G. Snitker | 33 | Head | 65 | Iowa |
| 11 | Lorraine Snitker | 26 | Wife | — | Iowa |
| 12 | James R. Snitker | 8 | Son | — | Iowa |
| 13 | Charles Snitker | 3 | Son | — | Iowa |
| 14 | Mary Catherine Snitker | 1 | Daughter | — | Iowa |
| 15 | Kenneth W. Snitker | 0 | Son | — | Iowa |
| 16 | Evelyn Twite | 18 | Hired Girl | — | Minnesota |
| 17 | John P. O'Hare | 34 | Head | 60 | Iowa |
| 18 | Minnie O'Hare | 29 | Wife | — | Iowa |
| 19 | Mary Alice O'Hare | 11 | Daughter | — | Iowa |
| 20 | Catherine P. O'Hare | 3 | Daughter | — | Iowa |
| 21 | Alfred H. Howe | 43 | Head | 50 | Iowa |
| 22 | Marguerite Howe | 40 | Wife | — | Iowa |
| 23 | Mary Margaret Howe THIS PERSON | 16 | Daughter | — | Iowa |
| 24 | Michalline Howe | 14 | Daughter | — | Iowa |
| 25 | Emmett Howe | 11 | Son | — | Iowa |
| 26 | Leo L. Welch | 49 | Hired hand | 58 | Iowa |
| 27 | Charles Crawford | 67 | Head | 60 | Missouri |
| 28 | Mary Crawford | 71 | Wife | — | Missouri |
| 29 | Thomas W. Mcdowell | 32 | Head | 70 | Iowa |
| 30 | Emma Mcdowell | 29 | Wife | — | Iowa |
| 31 | John G. Mcdowell | 2 | Son | — | Iowa |
| 32 | Jarvis C. Ellingson | 23 | Head | 75 | Iowa |
| 33 | Irvin Ellingson | 19 | Brother | 38 | Iowa |
| 34 | Clifford Ellingson | 17 | Brother | 0 | Iowa |
| 35 | Bernice Ellingson | 16 | Sister | — | Iowa |
| 36 | Helen Ellingson | 13 | Sister | — | Iowa |
| 37 | Anton Ellingson | 59 | Father | 70 | Iowa |
| 38 | Ida Ellingson | 56 | Mother | — | Iowa |
| 39 | Elmer J. Schle | 27 | Head | 60 | Iowa |
| 40 | Leota Schle | 22 | Wife | — | 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)