MK
Mildred King — 1940 US Census Record
Model Tree available1940 United States Federal Census · Cass-County, Iowa
Our Model Tree links this Mildred King across the 1920, 1930 and 1940 US Censuses in Cass-County, Iowa (XGBoost, ~Confirmed), with identified parents Grover & Effie — first a spouse (b.~1912), then head of a 4-person household.
Age 28
b. ~1912
Female
Spouse
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Cass-County, Iowa |
| Surname | King |
| Given Name | Mildred |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Atlantic city |
| 1935 Residence (County) | Cass |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | H 4 |
| 1935 Residence | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Township / Ward | Atlantic City |
| 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 Mildred | Age | Birth yr |
|---|---|---|---|---|
| Loren King | Head | — | 27 | ~1913 |
| Ronald King | Son | — | 5 | ~1935 |
| Charlotte King | Daughter | — | 3 | ~1937 |
| Mildred King | Spouse | — | 28 | ~1912 |
Census Appearances
1920
Cass, Iowa
Daughter, age 8
Cass, Iowa · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Mildred M. |
| Relationship to Head | daughter |
| Sex | F |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Cass, Iowa
Daughter, age 19
Cass, Iowa · implied b. ~1911 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Mildred M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Teacher |
| Industry | Rural School |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Cass-County, Iowa
Spouse, age 28
Cass-County, Iowa · implied b. ~1912 — 4 household members
| Surname | King |
| Given Name | Mildred |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Atlantic city |
| 1935 Residence (County) | Cass |
| 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 Mildred King across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Grover King (~0.92 confidence) and mother Effie King (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Grover King
b. ~1884
Source father
● Household
· direct · ~0.92
Mother
Effie King
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mildred King
Spouse · 1940 · age 28 · b. ~1912 · Iowa
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Cass-County, Iowa
Open full size
1940 US Federal Census — Cass-County, Iowa
Page Contents
24 people indexed on this census page (nara:1940:m-t0627-01145-00027)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Charles W. Mcclelland | 69 | Head | Broker | Wisconsin |
| 2 | Lulu Mcclelland | 53 | Wife | — | Iowa |
| 3 | Thelma Walker | 32 | Stepdaughter | Bookkeeper | Iowa |
| 4 | Emma Schuldt | 74 | Mother-in-law | — | Iowa |
| 5 | Charles Knod | 24 | Head | Clerk | Iowa |
| 6 | Rosemary Knod | 24 | Wife | — | Iowa |
| 7 | Richard Rudy | 23 | Head | Truck Driver | Iowa |
| 8 | Hazel Rudy | 21 | Wife | — | Iowa |
| 9 | Dorothy Rudy | 2 | Daughter | — | Iowa |
| 10 | Raymond Hart | 30 | Head | Truck Driver | Iowa |
| 11 | Caroline Hart | 31 | Wife | Chambermaid | Iowa |
| 12 | Carl Jacobs | 30 | Head | Road Worker | Iowa |
| 13 | Nellie Jacobs | 26 | Wife | — | Iowa |
| 14 | Melvin Jacobs | 5 | Son | — | Iowa |
| 15 | Truby Bell | 32 | Head | Manager | Iowa |
| 16 | Evelyn Bell | 30 | Wife | — | Iowa |
| 17 | Loren King | 27 | Head | Trucker | Iowa |
| 18 | Mildred King THIS PERSON | 28 | Wife | — | Iowa |
| 19 | Ronald L. King | 5 | Son | — | Iowa |
| 20 | Charlotte L. King | 3 | Daughter | — | Iowa |
| 21 | Marius Lang | 37 | Head | Truck Driver | Iowa |
| 22 | Emma Lang | 36 | Wife | Egg Casing | Iowa |
| 23 | Lola Lang | 16 | Daughter | — | Iowa |
| 24 | Harriett Lang | 12 | Daughter | — | Iowa |
Pedigree Summary
Mildred
Gen 1 · 2 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)