RK
Richard King — 1940 US Census Record
Model Tree available1940 United States Federal Census · Mclean-County, Illinois
Our Model Tree links this Richard King across the 1920, 1930 and 1940 US Censuses in Mclean-County, Illinois (XGBoost, ~Confirmed), with identified parents Claude & Claude — first a son (b.~1918), then head of a 5-person household.
Age 22
b. ~1918
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mclean-County, Illinois |
| Surname | King |
| Given Name | Richard M. (ab) |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Carlock |
| 1935 Residence (County) | McLean |
| Additional Details | |
| Occupation | office work |
| Class of Worker | PW |
| Income (1939) | 266 |
| Highest Grade | C 4 |
| 1935 Residence | Ill |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Office Work |
| Township / Ward | Danvers Village |
| Est. Birth Year | ~1918 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Richard | Age | Birth yr |
|---|---|---|---|---|
| Jesse Maurer | Other | — | 33 | ~1907 |
| Harry Stone | Other | — | 33 | ~1907 |
| Loraine King | Daughter | — | 18 | ~1922 |
| Richard King | Son | — | 22 | ~1918 |
| Nell King | Head | — | 49 | ~1891 |
Census Appearances
1920
Mclean, Illinois
Son, age 1
Mclean, Illinois · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Richard L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Mclean, Illinois
Son, age 11
Mclean, Illinois · implied b. ~1919 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Richard M |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Mclean-County, Illinois
Son, age 22
Mclean-County, Illinois · implied b. ~1918 — 5 household members
| Surname | King |
| Given Name | Richard M. (ab) |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Carlock |
| 1935 Residence (County) | McLean |
| Occupation | office work |
| Class of Worker | PW |
| Income (1939) | 266 |
| Highest Grade | C 4 |
| 1935 Residence | Ill |
| 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 Richard King across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Claude King (~0.92 confidence) and father Claude King (~0.92 confidence) and mother Nellie King (~0.92 confidence) and mother Nellie King (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Claude King
b. ~1889
Source father
● Household
· direct · ~0.92
Father
Claude King
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Nellie King
b. ~1890
Source mother
● Household
· direct · ~0.92
Mother
Nellie King
b. ~1890
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Richard King
Son · 1940 · age 22 · b. ~1918 · Illinois
★ You are viewing this record
Sibling
Loraine King
Sibling · 1940 · age 18
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 — Mclean-County, Illinois
Open full size
1940 US Federal Census — Mclean-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00842-00188)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Katherine Culbertson | 61 | head | — | Illinois |
| 2 | Harry Witzig | 37 | head | Trucking | Illinois |
| 3 | Arlene Witzig | 30 | wife | — | Illinois |
| 4 | Eugene Quinn | 9 | nephew | — | Illinois |
| 5 | Traugott W. Voelker | 52 | head | Carpenter | Illinois |
| 6 | Lena Voelker | 49 | wife | — | Illinois |
| 7 | Norma Voelker | 22 | daughter | Saleslady | Illinois |
| 8 | Helma Kaeb | 25 | daughter | Housework | Illinois |
| 9 | Edward Charles Furbush | 27 | lodger | Actor | Maine |
| 10 | Wm F. R. Bratt | 44 | head | Housepainting | Illinois |
| 11 | Laura Lee Bratt | 44 | wife | — | Illinois |
| 12 | Joan Bratt | 7 | daughter | — | Illinois |
| 13 | Ada L. Ewing | 67 | head | — | Illinois |
| 14 | Nell R. King | 49 | head | — | Illinois |
| 15 | Richard M. (Ab) King THIS PERSON | 22 | son | Office Work | Illinois |
| 16 | Loraine R. (Ab) King | 18 | daughter | — | Illinois |
| 17 | Jesse Maurer | 33 | lodger | Grade Teacher | Illinois |
| 18 | Harry Stone | 33 | lodger | Math Teacher | Illinois |
| 19 | Otto Piesling | 65 | head | Laborer | Germany |
| 20 | Anna Piesling | 58 | wife | — | Germany |
| 21 | Caroline Kind | 62 | head | — | Pennsylvania |
| 22 | Mabel Elizabeth Kind | 28 | daughter | Stenographer | Illinois |
| 23 | Mildred Payne | 29 | head | — | Illinois |
| 24 | Donald Payne | 8 | son | — | Illinois |
| 25 | Betty Payne | 5 | daughter | — | Illinois |
| 26 | David Payne | 2 | son | — | Illinois |
| 27 | Mary X. Martin | 47 | head | — | Indiana |
| 28 | Mildred (Ab) Martin | 18 | daughter | New Worker Maid | Illinois |
| 29 | Clyde Jr. Martin | 17 | son | — | Illinois |
| 30 | Vernon Martin | 15 | son | — | Illinois |
| 31 | Willard Martin | 14 | son | — | Illinois |
| 32 | Mae Martin | 12 | daughter | — | Illinois |
| 33 | Myron Springer | 28 | head | Hauling Milk | Illinois |
| 34 | Anna Springer | 33 | wife | — | Illinois |
| 35 | Dorothy Ann Springer | 7 | daughter | — | Illinois |
| 36 | Lydia Margaret Springer | 6 | daughter | — | Illinois |
| 37 | Marlene Yvonne Springer | 3 | daughter | — | Illinois |
| 38 | Marjorie Mae Springer | 2 | daughter | — | Illinois |
| 39 | Henry Prather | 38 | head | Laborer | Kentucky |
| 40 | Verna Prather | 31 | wife | Saleslady | Illinois |
Pedigree Summary
Richard + 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)