WM
William Moon — 1940 US Census Record
Model Tree available1940 United States Federal Census · Jefferson-County, Kansas
Our Model Tree links this William Moon across the 1920, 1930 and 1940 US Censuses in Jefferson-County, Kansas (XGBoost, ~Confirmed), with identified parents F & Fred — first a head (b.~1913), then head of a 5-person household.
Age 27
b. ~1913
Male
Head
Born: Kansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Kansas |
| Surname | Moon |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Jefferson twp. |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Farmer |
| Township / Ward | Jefferson Twp |
| 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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Barbara Moon | Daughter | — | 6 | ~1934 |
| Velma Moon | Daughter | — | 5 | ~1935 |
| William Moon | Head | — | 27 | ~1913 |
| Ethel Moon | Spouse | — | 26 | ~1914 |
| Joyce Ferrel | Other | — | 19 | ~1921 |
Census Appearances
1920
Jefferson, Kansas
Son, age 7
Jefferson, Kansas · implied b. ~1913 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Moon |
| Given Name | William |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Jefferson, Kansas
Son, age 17
Jefferson, Kansas · implied b. ~1913 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Moon |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Kansas |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Jefferson-County, Kansas
Head, age 27
Jefferson-County, Kansas · implied b. ~1913 — 5 household members
| Surname | Moon |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | Jefferson twp. |
| 1935 Residence (County) | Jefferson |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 72 |
| Income (1939) | 0 |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 William Moon across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father F Moon (~0.92 confidence) and father Fred Moon (~0.92 confidence) and mother Dora Moon (~0.92 confidence) and mother Eva Moon (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
F Moon
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Fred Moon
b. ~1859
Source father
● Household
· direct · ~0.92
Mother
Dora Moon
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Eva Moon
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Moon
Head · 1940 · age 27 · b. ~1913 · Kansas
★ 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 — Jefferson-County, Kansas
Open full size
1940 US Federal Census — Jefferson-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01236-00072)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Emma Allen | 26 | Wife | — | Kansas |
| 2 | Alice Allen | 5 | Daughter | — | Kansas |
| 3 | Ruby Allen | 3 | Daughter | — | Kansas |
| 4 | Glenn W. Miller | 38 | Head | Farmer | Kansas |
| 5 | Hazel Miller | 35 | Wife | — | Kansas |
| 6 | Vivian Miller | 12 | Daughter | — | Kansas |
| 7 | John Davis | 70 | Head | — | Kansas |
| 8 | Dorothy Davis | 54 | Wife | — | Kansas |
| 9 | Lawrence Gibson | 53 | Head | Farmer | Kansas |
| 10 | Lola Gibson | 53 | Wife | — | Kansas |
| 11 | Eli J. Cathcart | 69 | Head | Farmer | Kansas |
| 12 | Ella Cathcart | 65 | Wife | — | Kansas |
| 13 | Lloyd Wallace | 45 | Head | Farmer | Missouri |
| 14 | Anna Lee Wallace | 45 | Wife | — | Kansas |
| 15 | Ernest Colbert | 15 | Chore boy | — | Kansas |
| 16 | Theodore Wistuba | 30 | Head | Farmer | Kansas |
| 17 | Thomas H. Boyd | 84 | Head | — | Iowa |
| 18 | Susan M. Boyd | 78 | Wife | — | Missouri |
| 19 | George Lynn | 30 | Servant | Farmer | Kansas |
| 20 | William Moon THIS PERSON | 27 | Head | Farmer | Kansas |
| 21 | Ethel Moon | 26 | Wife | — | Kansas |
| 22 | Velma Moon | 5 | Daughter | — | Kansas |
| 23 | Barbara Moon | 6 | Daughter | — | Kansas |
| 24 | Joyce Ferrel | 19 | Boarder | Teacher | Kansas |
| 25 | Everett Pence | 38 | Head | Farmer | Kansas |
| 26 | Morris Pence | 13 | Son | — | Kansas |
| 27 | Buford Henderson | 33 | Head | Laborer | Iowa |
| 28 | Ollie Henderson | 64 | Mother | — | Missouri |
| 29 | John Combs | 55 | Head | Laborer | Iowa |
| 30 | Audrey Combs | 55 | Wife | — | Kansas |
| 31 | Cydnor Combs | 16 | Son | — | South Dakota |
| 32 | Doris Combs | 15 | Daughter | — | South Dakota |
| 33 | Dorothy Combs | 15 | Daughter | — | South Dakota |
| 34 | John Jr. Combs | 9 | Son | — | Kansas |
| 35 | George W. Riley | 65 | Head | Farmer | Kansas |
| 36 | Elizabeth Riley | 61 | Wife | — | Kansas |
| 37 | James B. Hummer | 75 | Head | Farmer | Missouri |
| 38 | Elizabeth Hummer | 69 | Wife | — | Kansas |
| 39 | Rob Martin | 51 | Head | Farmer | Iowa |
| 40 | Grace Martin | 47 | Wife | — | Kansas |
Pedigree Summary
William
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)