CW
Charles Watson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Henry-County, Iowa
Our Model Tree links this Charles Watson across the 1910, 1920, 1930 and 1940 US Censuses in Henry-County, Iowa (XGBoost, ~Confirmed), with identified parents George & Lorenzo — first a head (b.~1902), then head of a 3-person household.
Age 38
b. ~1902
Male
Head
Born: Iowa
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Henry-County, Iowa |
| Surname | Watson |
| Given Name | Charles C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Salem Township |
| 1935 Residence (County) | Henry |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Farmer |
| Township / Ward | Salem Township |
| Est. Birth Year | ~1902 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Charles Watson | Head | — | 38 | ~1902 |
| Everett Watson | Son | — | 16 | ~1924 |
| Elizabeth Watson | Spouse | — | 40 | ~1900 |
Census Appearances
1910
Henry, Iowa
Son, age 8
Henry, Iowa · implied b. ~1902 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Watson |
| Given Name | Charlie E |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1920
Henry, Iowa
Son, age 18
Henry, Iowa · implied b. ~1902 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Watson |
| Given Name | Charles |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| 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
Henry, Iowa
Head, age 29
Henry, Iowa · implied b. ~1901 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Watson |
| Given Name | Charles L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Iowa |
| Age at First Marriage | 22 |
| Father's Birthplace | Iowa |
| Mother's Birthplace | Iowa |
| Occupation | Laborer |
| Industry | Gen Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 5 |
| Veteran | No |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Henry-County, Iowa
Head, age 38
Henry-County, Iowa · implied b. ~1902 — 3 household members
| Surname | Watson |
| Given Name | Charles C. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Iowa |
| 1935 Residence (City) | Salem Township |
| 1935 Residence (County) | Henry |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| 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 Charles Watson across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father George Watson (~0.92 confidence) and father Lorenzo Watson (~0.92 confidence) and mother Nellie Watson (~0.92 confidence) and mother Nellie Watson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Watson
b. ~1874
Source father
● Household
· direct · ~0.92
Father
Lorenzo Watson
b. ~1875
Source father
● Household
· direct · ~0.92
Mother
Nellie Watson
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Nellie Watson
b. ~1880
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Charles Watson
Head · 1940 · age 38 · b. ~1902 · 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 — Henry-County, Iowa
Open full size
1940 US Federal Census — Henry-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01166-01111)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Bert Shamblen | 56 | Head | Farmer | Iowa |
| 2 | Elvira Shamblen | 80 | Mother | — | Ohio |
| 3 | Melvin Shamblen | 32 | Son | Farmer | Iowa |
| 4 | Ray Hamhaker | 37 | Head | Farmer | Iowa |
| 5 | Myrtle Hamhaker | 34 | Wife | Housewife | Iowa |
| 6 | John R. Hamhaker | 14 | Son | — | Iowa |
| 7 | Lois Watson | 31 | S-in-law | Housework | Iowa |
| 8 | Gertie Logan | 66 | Head | Housework | Iowa |
| 9 | Lizzie Duncan | 75 | Lodger | Housework | Tennessee |
| 10 | Nellie Chardmacker | 68 | Head | Housework | Iowa |
| 11 | Laura Chardmacker | 66 | Sister | Housework | Iowa |
| 12 | Elbert Chardmacker | 22 | Nephew | Farmer | Iowa |
| 13 | Dale Chardmacker | 21 | Nephew | Farmer | Iowa |
| 14 | Marjorie Chardmacker | 19 | Niece | School Teacher | Iowa |
| 15 | Lois Chardmacker | 17 | Niece | Student | Iowa |
| 16 | Mildred Chardmacker | 16 | Niece | Student | Iowa |
| 17 | Clyde Chardmacker | 15 | Nephew | Student | Iowa |
| 18 | Chas. Mcdowell | 40 | Head | Painter | Iowa |
| 19 | Ruth Mcdowell | 40 | Wife | Teacher | Iowa |
| 20 | Harold Mcdowell | 16 | Son | Student | Iowa |
| 21 | Iliff Shoemaker | 41 | Head | Trucker | Iowa |
| 22 | Gladys Shoemaker | 36 | Wife | — | Iowa |
| 23 | Ronald Shoemaker | 14 | Son | — | Iowa |
| 24 | Joyce Shoemaker | 12 | Daughter | — | Iowa |
| 25 | Gwendolyn Shoemaker | 11 | Daughter | — | Iowa |
| 26 | Darlene Shoemaker | 10 | Daughter | — | Iowa |
| 27 | Charlotte Shoemaker | 8 | Daughter | — | Iowa |
| 28 | Burl Craig | 62 | Head | Housewife | Iowa |
| 29 | Leo Craig | 33 | Son | Cat Operator | Iowa |
| 30 | Irene Craig | 31 | Daughter | Teacher | Iowa |
| 31 | Russel Craig | 27 | Son | Salesman | Iowa |
| 32 | Charles C. Watson THIS PERSON | 38 | Head | Farmer | Iowa |
| 33 | Elizabeth Watson | 40 | Wife | Housewife | Iowa |
| 34 | Everett Watson | 16 | Son | Student | Iowa |
| 35 | Edgar Conard | 65 | Head | Farmer | Iowa |
| 36 | Maggie A. Conard | 63 | Wife | — | Iowa |
| 37 | Clarence Kildow | 29 | Servant | Farmer | Missouri |
| 38 | D. A. Fenn | 72 | Head | Farmer | Iowa |
| 39 | Nora Fenn | 67 | Wife | — | Iowa |
| 40 | Ralph Fenn | 53 | Head | Farmer | Iowa |
Pedigree Summary
Charles
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)