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Clyde Williams — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Polk-County, Iowa
Our Model Tree links this Clyde Williams across the 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed) — first a son (b.~1919), then head of a 7-person household.
Age 21
b. ~1919
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Iowa |
| Surname | Williams |
| Given Name | Clyde J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Additional Details | |
| Occupation | Shipping clerk |
| Industry | Candy factory |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 226 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Shipping Clerk |
| Township / Ward | Des Moines City |
| Est. Birth Year | ~1919 |
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 Clyde | Age | Birth yr |
|---|---|---|---|---|
| Bernice Williams | Daughter | — | 17 | ~1923 |
| Gilbert Williams | Son | — | 15 | ~1925 |
| Robert Williams | Son | — | 7 | ~1933 |
| Everett Williams | Head | — | 50 | ~1890 |
| Clyde Williams | Son | — | 21 | ~1919 |
| Geneva Williams | Daughter | — | 19 | ~1921 |
| Anna Williams | Spouse | — | 42 | ~1898 |
Census Appearances
1930
Polk, Iowa
Son, age 11
Polk, Iowa · implied b. ~1919 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Williams |
| Given Name | Clyde J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Iowa |
| Mother's Birthplace | South Dakota |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Polk-County, Iowa
Son, age 21
Polk-County, Iowa · implied b. ~1919 — 7 household members
| Surname | Williams |
| Given Name | Clyde J |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Occupation | Shipping clerk |
| Industry | Candy factory |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 226 |
| Highest Grade | Hs 4 |
| 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 Clyde Williams across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Clyde Williams
Son · 1940 · age 21 · b. ~1919 · Iowa
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Sibling
Geneva Williams
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Williams
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gilbert Williams
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Williams
Sibling · 1940 · age 7
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 — Polk-County, Iowa
Open full size
1940 US Federal Census — Polk-County, Iowa
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-01197-00116)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Mark A Cummings | 60 | Head | Druggist | Kansas |
| 2 | Ethel I Cummings | 48 | Wife | — | Iowa |
| 3 | Thomas W Towers | 37 | Head | Truck Driver | Iowa |
| 4 | Dorothy A Towers | 33 | Wife | — | Missouri |
| 5 | Beverly A Towers | 6 | Daughter | — | Iowa |
| 6 | Thomas R Towers | 4 | Son | — | Iowa |
| 7 | Alvina M Erwin | 60 | Housekeeper | House Keeper | Iowa |
| 9 | Everett J. Williams | 50 | Head | Laborer | Iowa |
| 10 | Anna S Williams | 42 | Wife | — | South Dakota |
| 11 | Clyde J Williams THIS PERSON | 21 | Son | Shipping Clerk | Iowa |
| 12 | Geneva F Williams | 19 | Daughter | Book Binder | Iowa |
| 13 | Bernice I Williams | 17 | Daughter | New Worker | Iowa |
| 14 | Gilbert E Williams | 15 | Son | — | Iowa |
| 15 | Robert G Williams | 7 | Son | — | Iowa |
| 16 | Oscar F Nelson | 54 | Head | Bridge Foreman | Sweden |
| 17 | Esora V Nelson | 68 | Wife | — | New Hampshire |
| 18 | John L. Beall | 26 | Husband of granddaughter | Dish Washer | Oklahoma |
| 19 | Mildred M Beall | 22 | Granddaughter | Classifier | Iowa |
| 20 | John Richard Beall | 2 | Wife's great grandson | — | Iowa |
| 21 | Lee W Lee | 44 | Head | Mailer | Iowa |
| 22 | Dortha E Lee | 34 | Wife | — | Iowa |
| 23 | Dale W Lee | 12 | Son | — | Iowa |
| 24 | Mary L Lee | 10 | Daughter | — | Iowa |
| 25 | Tommy H Lee | 8 | Son | — | Iowa |
| 26 | Paul L Lee | 6 | Son | — | Iowa |
| 27 | Patricia L Lee | 4 | Daughter | — | Iowa |
| 28 | Evelyn J. Lee | 0 | Daughter | — | Iowa |
| 29 | James R Towers | 74 | Head | — | Wisconsin |
| 30 | Nellie F. Towers | 69 | Wife | — | Iowa |
| 31 | Miller C. Johnson | 36 | Head | Foreman | Iowa |
| 32 | Edna M Johnson | 35 | Wife | — | Iowa |
| 33 | Elsie Marie Johnson | 14 | Daughter | — | Iowa |
| 34 | Ellsworth L Johnson | 12 | Son | — | Iowa |
| 35 | Esther Joan Johnson | 6 | Daughter | — | Iowa |
| 36 | Reginald A Ellenwood | 28 | Head | Laborer | Iowa |
| 37 | Martha E Ellenwood | 24 | Wife | — | Iowa |
| 38 | David L Ellenwood | 3 | Son | — | Iowa |
| 39 | Daniel L Ellenwood | 0 | Son | — | Iowa |
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)