MD
Mabel Davis — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Crawford-County, Iowa
Our Model Tree links this Mabel Davis across the 1920, 1930 and 1940 US Censuses in Crawford-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1892), then head of a 4-person household.
Age 48
b. ~1892
Female
Spouse
Born: Minnesota
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Crawford-County, Iowa |
| Surname | Davis |
| Given Name | Mabel |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Denison |
| 1935 Residence (County) | Crawford |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
| Township / Ward | Denison |
| Est. Birth Year | ~1892 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mabel | Age | Birth yr |
|---|---|---|---|---|
| William Davis | Head | — | 50 | ~1890 |
| Dorae Davis | Other | — | 21 | ~1919 |
| Robert Davis | Son | — | 25 | ~1915 |
| Mabel Davis | Spouse | — | 48 | ~1892 |
Census Appearances
1920
Crawford, Iowa
Spouse, age 27
Crawford, Iowa · implied b. ~1893 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Mabel R. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1930
Crawford, Iowa
Other, age 38
Crawford, Iowa · implied b. ~1892 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Mabel |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Minnesota |
| Age at First Marriage | 19 |
| Father's Birthplace | Minnesota |
| Mother's Birthplace | Minnesota |
| Can Read/Write | Yes |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
1940
Crawford-County, Iowa
Spouse, age 48
Crawford-County, Iowa · implied b. ~1892 — 4 household members
| Surname | Davis |
| Given Name | Mabel |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Minnesota |
| 1935 Residence (City) | Denison |
| 1935 Residence (County) | Crawford |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Minnesota |
| Birth Country | United States |
| Birthplace (normalized) | minnesota |
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 Mabel Davis across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mabel Davis
Spouse · 1940 · age 48 · b. ~1892 · 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 — Crawford-County, Iowa
Open full size
1940 US Federal Census — Crawford-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01152-00074)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Dennis Goetsch | 7 | son | — | Iowa |
| 42 | Ida Heiden | 68 | Head | — | Iowa |
| 43 | George Davis | 28 | Head | Salesman | Iowa |
| 44 | Lavonne Davis | 23 | wife | — | Nebraska |
| 45 | Sharon Davis | 2 | daughter | — | Iowa |
| 46 | Frances Cruew | 22 | Head | Salesman | Nebraska |
| 47 | Genevieve Cruew | 24 | wife | — | N. Dak |
| 48 | William Davis | 50 | Head | Salesman | Iowa |
| 49 | Mabel Davis THIS PERSON | 48 | wife | — | Minnesota |
| 50 | Robert Davis | 25 | son | Radio Service | Iowa |
| 51 | Dorae Davis | 21 | daughter in law | — | Iowa |
| 52 | Lydia Riddle | 67 | Head | — | Illinois |
| 53 | Hattie Schroeder | 58 | Head | — | Iowa |
| 54 | Edward Jepsen | 30 | Head | Carpenter | Iowa |
| 55 | Irene Jepsen | 23 | wife | — | Kansas |
| 56 | Sandra Jepsen | 2 | daughter | — | Iowa |
| 57 | Margaret Holleran | 26 | lodger | — | Iowa |
| 58 | Sophia Moeller | 73 | Head | — | Germany |
| 59 | Oliver Boeck | 40 | Head | Body Building | Iowa |
| 60 | Elsie Boeck | 34 | wife | — | Iowa |
| 61 | Shirley Boeck | 17 | daughter | — | Iowa |
| 62 | Dickie Boeck | 11 | son | — | Iowa |
| 63 | Lawrence Fay | 45 | Head | Clerk | Iowa |
| 64 | Ruby Fay | 44 | wife | — | Iowa |
| 65 | Glenn Fay | 21 | son | New Work | Iowa |
| 66 | Ethel Fay | 16 | daughter | — | Iowa |
| 67 | L. Dewayne Fay | 15 | son | — | Iowa |
| 68 | Charles Johnson | 37 | Head | Lawyer | Iowa |
| 69 | Gladys Johnson | 31 | wife | — | Iowa |
| 70 | John Johnson | 2 | son | — | Iowa |
| 71 | Charles Bray | 55 | Head | Salesman | Iowa |
| 72 | Mabel Bray | 52 | wife | — | Iowa |
| 73 | C. Russell Bray | 25 | son | — | Iowa |
| 74 | Carol Bray | 16 | daughter | — | Iowa |
| 75 | Doris Bray | 15 | daughter | — | Iowa |
| 76 | Alberta Bray | 13 | daughter | — | Iowa |
| 77 | Phillis Bray | 12 | daughter | — | Iowa |
| 78 | Nancy Bray | 10 | daughter | — | Iowa |
| 79 | Barney O'Meara | 26 | Head | — | Iowa |
| 80 | Adrain O'Meara | 24 | 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)