MW
Mabel White — 1940 US Census Record
Model Tree available1940 United States Federal Census · Shelby-County, Iowa
Our Model Tree links this Mabel White across the 1920, 1930 and 1940 US Censuses in Shelby-County, Iowa (XGBoost, ~Confirmed), with identified parents Ideline & Helena — first a daughter (b.~1912), then head of a 4-person household.
Age 28
b. ~1912
Female
Daughter
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Shelby-County, Iowa |
| Surname | White |
| Given Name | Mabel |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Jackson Township |
| 1935 Residence (County) | Shelby |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Jackson Township |
| Est. Birth Year | ~1912 |
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 |
|---|---|---|---|---|
| Mabel White | Daughter | — | 28 | ~1912 |
| Nicholas White | Son | — | 27 | ~1913 |
| John White | Head | — | 55 | ~1885 |
| Ideline White | Spouse | — | 56 | ~1884 |
Census Appearances
1920
Shelby, Iowa
Daughter, age 8
Shelby, Iowa · implied b. ~1912 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | White |
| Given Name | Mabel |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Speaks English | Yes |
| Mother Tongue | English |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Shelby, Iowa
Daughter, age 18
Shelby, Iowa · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | White |
| Given Name | Mabel E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Shelby-County, Iowa
Daughter, age 28
Shelby-County, Iowa · implied b. ~1912 — 4 household members
| Surname | White |
| Given Name | Mabel |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Jackson Township |
| 1935 Residence (County) | Shelby |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Iowa |
| 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 Mabel White across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: mother Ideline White (~0.92 confidence) and mother Helena White (~0.92 confidence) and father John White (~0.92 confidence) and father John White (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Ideline White
b. ~1884
Source mother
● Household
· direct · ~0.92
Mother
Helena White
b. ~1885
Source mother
● Household
· direct · ~0.92
Father
John White
b. ~1885
Source father
● Household
· direct · ~0.92
Father
John White
b. ~1887
Source father
● Household
· direct · ~0.92
This person
Anchor record
Mabel White
Daughter · 1940 · age 28 · b. ~1912 · Iowa
★ You are viewing this record
Sibling
Nicholas White
Sibling · 1940 · age 27
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 — Shelby-County, Iowa
Open full size
1940 US Federal Census — Shelby-County, Iowa
Page Contents
25 people indexed on this census page (nara:1940:m-t0627-01204-00304)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jeannette Sorensen | 22 | daughter | — | Iowa |
| 2 | Arleen Sorensen | 17 | daughter | — | Iowa |
| 3 | John H White | 55 | Head | Farmer | Iowa |
| 4 | Ideline White | 56 | Wife | — | Iowa |
| 5 | Mabel White THIS PERSON | 28 | daughter | — | Iowa |
| 6 | Nicholas White | 27 | Son | Farm Labor | Iowa |
| 7 | James White | 24 | Head | Farm Labor | Iowa |
| 8 | Florence White | 23 | Wife | — | Iowa |
| 9 | Everett Heer | 25 | Head | Farmer | Iowa |
| 10 | Anna Heer | 22 | Wife | — | Iowa |
| 11 | Floyd Lee Heer | 4 | son | — | Iowa |
| 12 | Gale Heer | 1 | son | — | Iowa |
| 13 | Wilfred Heer | 29 | Head | Farmer | Iowa |
| 14 | Alta Heer | 25 | Wife | — | Iowa |
| 15 | Duane Heer | 5 | son | — | Iowa |
| 16 | Dewey Heer | 1 | son | — | Iowa |
| 17 | Hans Louritzen | 64 | Head | Farmer | Iowa |
| 18 | Sina Louritzen | 54 | Wife | — | Denmark |
| 19 | Anna Louritzen | 36 | daughter | — | Iowa |
| 20 | Bill Peering | 46 | Hired Labor | Farmer | Denmark |
| 21 | Gearhart Peterson | 36 | Head | Carpenter | Denmark |
| 22 | Grace Peterson | 34 | Wife | — | Iowa |
| 23 | Shirley Peterson | 12 | daughter | — | Iowa |
| 24 | Lyle Peterson | 10 | son | — | Iowa |
| 25 | Arlo Peterson | 9 | son | — | Iowa |
Pedigree Summary
Mabel + 1 sibling
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)