DK
David King — 1940 US Census Record
Model Tree available1940 United States Federal Census · Winnebago-County, Illinois
Our Model Tree links this David King across the 1920, 1930 and 1940 US Censuses in Winnebago-County, Illinois (XGBoost, ~Confirmed), with identified parents Charles & Cora — first a head (b.~1913), then head of a 4-person household.
Age 27
b. ~1913
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Winnebago-County, Illinois |
| Surname | King |
| Given Name | David R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Rockford |
| 1935 Residence (County) | Winnebago |
| Additional Details | |
| Occupation | Salesman |
| Industry | Coffee Etc. |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 400 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Salesman |
| Township / Ward | Rockford |
| Est. Birth Year | ~1913 |
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 David | Age | Birth yr |
|---|---|---|---|---|
| Linda King | Daughter | — | 1 | ~1939 |
| Mildred King | Spouse | — | 21 | ~1919 |
| David King | Head | — | 27 | ~1913 |
| Melvin Fogle | Other | — | 25 | ~1915 |
Census Appearances
1920
Winnebago, Illinois
Son, age 8
Winnebago, Illinois · implied b. ~1912 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | David C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Wisconsin |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Winnebago, Illinois
Son, age 18
Winnebago, Illinois · implied b. ~1912 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | David |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Wisconsin |
| Occupation | Office |
| Industry | Knitting Factory |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Winnebago-County, Illinois
Head, age 27
Winnebago-County, Illinois · implied b. ~1913 — 4 household members
| Surname | King |
| Given Name | David R |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Rockford |
| 1935 Residence (County) | Winnebago |
| Occupation | Salesman |
| Industry | Coffee Etc. |
| Class of Worker | PW |
| Hours Worked | 50 |
| Income (1939) | 400 |
| Highest Grade | No 8 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 David King across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Charles King (~0.92 confidence) and mother Cora King (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Charles King
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Cora King
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
David King
Head · 1940 · age 27 · b. ~1913 · Illinois
★ 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 — Winnebago-County, Illinois
Open full size
1940 US Federal Census — Winnebago-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00915-00443)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Emma Meyer | 37 | Wife | — | Illinois |
| 2 | Frederick N Meyer | 15 | Son | — | Illinois |
| 3 | Abbie August Meyer | 85 | Wife Father | — | Germany |
| 4 | Richard Barker | 35 | Head | Air Hammer | Nebraska |
| 5 | Amalie Barker | 36 | Wife | — | Iowa |
| 6 | Tracy Barker | 6 | Son | — | Minnesota |
| 7 | William De Vos | 23 | Head | Floor Man | Illinois |
| 8 | Beatrice De Vos | 22 | Wife | — | Illinois |
| 9 | Daniel A Walters | 42 | Head | Firing Stoker | Illinois |
| 10 | Alice Walters | 39 | Wife | — | Virginia |
| 11 | Velma M Walters | 11 | Daughter | — | Illinois |
| 12 | Verdell Walters | 7 | Daughter | — | Michigan |
| 13 | Arbella Walters | 4 | Daughter | — | Illinois |
| 14 | Harold B Mecham | 44 | Head | Truck Driver | Vermont |
| 15 | Ella Mecham | 37 | Wife | — | Illinois |
| 16 | Donald N Mecham | 15 | Son | — | Illinois |
| 17 | Marjorie J Mecham | 12 | Daughter | — | Illinois |
| 18 | Frederick R Mecham | 6 | Son | — | Illinois |
| 19 | Harold J Mecham | 3 | Son | — | Illinois |
| 20 | Ray Albert Mecham | 1 | Son | — | Illinois |
| 21 | Eugene J Murphy | 49 | Head | Jack Spinner | Virginia |
| 22 | Abel Murphy | 42 | Wife | — | Illinois |
| 23 | Eugene Jr Murphy | 16 | Son | — | Missouri |
| 24 | Effie M Murphy | 14 | Daughter | — | Illinois |
| 25 | James M Murphy | 12 | Son | — | Illinois |
| 26 | Coy E Murphy | 10 | Daughter | — | Illinois |
| 27 | Charles L Murphy | 9 | Son | — | Illinois |
| 28 | Clyde Murphy | 8 | Son | — | Illinois |
| 29 | Gloria M Murphy | 6 | Daughter | — | Illinois |
| 30 | Vera J Murphy | 5 | Daughter | — | Illinois |
| 31 | Betty L Murphy | 2 | Daughter | — | Illinois |
| 32 | Olen E Murphy | 0 | Son | — | Illinois |
| 33 | David R King THIS PERSON | 27 | Head | Salesman | Illinois |
| 34 | Mildred R King | 21 | Wife | — | Illinois |
| 35 | Linda King | 1 | Daughter | — | Illinois |
| 36 | Melvin Fogle | 25 | Lodger | Trucker | Illinois |
| 37 | Arthur Borgia | 34 | Head | Sprayer Mech. | Minnesota |
| 38 | Elna R Borgia | 28 | Wife | — | Illinois |
| 39 | Axel W Wilder | 70 | Head | Golf Starter | Ohio |
| 40 | Lillian Mae Wilder | 56 | Wife | — | Illinois |
Pedigree Summary
David
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)