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Clarence King — 1940 US Census Record
Model Tree available1940 United States Federal Census · Sac-County, Iowa
Our Model Tree links this Clarence King across the 1920, 1930 and 1940 US Censuses in Sac-County, Iowa (XGBoost, ~Confirmed), with identified parents Joseph & Matilda — first a head (b.~1896), then head of a 7-person household.
Age 44
b. ~1896
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Sac-County, Iowa |
| Surname | King |
| Given Name | Clarence L. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Eureka Twp. |
| 1935 Residence (County) | Sac |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 45 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farmer |
| Township / Ward | Eureka Twp |
| Est. Birth Year | ~1896 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Clarence | Age | Birth yr |
|---|---|---|---|---|
| Joseph King | Son | — | 12 | ~1928 |
| Clarence King | Head | — | 44 | ~1896 |
| S King | Son | — | 18 | ~1922 |
| Herbert King | Son | — | 14 | ~1926 |
| Mildred King | Daughter | — | 9 | ~1931 |
| Allegra King | Spouse | — | 40 | ~1900 |
| Mary King | Daughter | — | 11 | ~1929 |
Census Appearances
1920
Sac, Iowa
Son, age 24
Sac, Iowa · implied b. ~1896 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Clarence |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | EM |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Sac, Iowa
Head, age 34
Sac, Iowa · implied b. ~1896 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Clarence L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 24 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Farmer |
| Industry | General farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Radio Set | R |
| Veteran | Yes WW |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Sac-County, Iowa
Head, age 44
Sac-County, Iowa · implied b. ~1896 — 7 household members
| Surname | King |
| Given Name | Clarence L. |
| Relationship to Head | head |
| Sex | M |
| Color / Race | White |
| Age | 44 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Eureka Twp. |
| 1935 Residence (County) | Sac |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 45 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same House |
| 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 Clarence King across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Joseph King (~0.92 confidence) and mother Matilda King (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Joseph King
b. ~1860
Source father
● Household
· direct · ~0.92
Mother
Matilda King
b. ~1872
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clarence King
Head · 1940 · age 44 · b. ~1896 · 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 — Sac-County, Iowa
Open full size
1940 US Federal Census — Sac-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01201-00566)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James A. Little | 20 | son | Manager Oil Station | Iowa |
| 2 | Ray Little | 18 | son | — | Iowa |
| 3 | Eleanor Little | 11 | daughter | — | Iowa |
| 4 | R. Howard Skinner | 38 | head | Farmer | Iowa |
| 5 | Mildred L. Skinner | 29 | wife | — | Missouri |
| 6 | Robert A. Skinner | 9 | son | — | California |
| 7 | Clarence L. King THIS PERSON | 44 | head | Farmer | Iowa |
| 8 | Allegra King | 40 | wife | Farmer | Iowa |
| 9 | S. Wilfred King | 18 | son | Laborer | Iowa |
| 10 | Herbert L. King | 14 | son | — | Iowa |
| 11 | Joseph H. King | 12 | son | — | Iowa |
| 12 | Mary E. King | 11 | daughter | — | Iowa |
| 13 | Mildred Ann King | 9 | daughter | — | Iowa |
| 14 | Franz G. Lyster | 59 | head | Farmer | Sweden |
| 15 | Lena Lyster | 60 | wife | — | Iowa |
| 16 | Mary Franz Lyster | 19 | daughter | Farmer | Iowa |
| 17 | Frank Mary E. Lyster | 17 | daughter | — | Iowa |
| 18 | Clarence G. Hahne | 44 | head | Farmer | Iowa |
| 19 | Irene R. Hahne | 39 | wife | — | Iowa |
| 20 | Margaret Hahne | 16 | daughter | — | Iowa |
| 21 | Clarence E. Hahne | 10 | son | — | Iowa |
| 22 | Marlene R. Hahne | 3 | daughter | — | Iowa |
| 23 | August Stalting | 76 | head | — | Germany |
| 24 | Minnie Stalting | 64 | wife | — | Germany |
| 25 | Henry Stalting | 35 | son | Farmer | Iowa |
| 26 | Esther Stalting | 33 | daughter | — | Iowa |
| 27 | H. E. Rininger | 54 | head | Farmer | Iowa |
| 28 | Maude A. Rininger | 49 | wife | — | Iowa |
| 29 | Darrell Rininger | 9 | son | — | Iowa |
| 30 | Darlene Rininger | 9 | daughter | — | Iowa |
| 31 | Mary E. Rininger | 58 | head | — | Iowa |
| 32 | William F. Rininger | 68 | brother | — | Iowa |
| 33 | Oliver R. Olsen | 39 | head | Farmer | Iowa |
| 34 | Margola Olsen | 38 | wife | — | Iowa |
| 35 | Mervyl Olsen | 15 | son | — | Iowa |
| 36 | Ronald Olsen | 11 | son | — | Iowa |
| 37 | Lenora Olsen | 5 | daughter | — | Iowa |
| 38 | Vernon E. Buehler | 40 | head | Farmer | Iowa |
| 39 | Inez L. Buehler | 32 | wife | — | Iowa |
| 40 | William C. Buehler | 11 | son | — | Iowa |
Pedigree Summary
Clarence
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)