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William Roberts — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Polk-County, Iowa
Our Model Tree links this William Roberts across the 1920, 1930 and 1940 US Censuses in Polk-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1881), then head of a 3-person household.
Age 59
b. ~1881
Male
Head
Born: Wales
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Polk-County, Iowa |
| Surname | Roberts |
| Given Name | William J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Wales |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Naturalization Status | Naturalized |
| Additional Details | |
| Occupation | Carpenter |
| Industry | Own store |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | G 7 |
| 1935 Residence | Same house |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
| Occupation | Carpenter |
| Township / Ward | Des Moines City |
| Est. Birth Year | ~1881 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Carol Roberts | Daughter | — | 18 | ~1922 |
| William Roberts | Head | — | 59 | ~1881 |
| Nell Roberts | Spouse | — | 57 | ~1883 |
Census Appearances
1920
Polk, Iowa
Head, age 37
Polk, Iowa · implied b. ~1883 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Wales |
| Year of Immigration | 1895 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Occupation | Salesman |
| Industry | Dept Store |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Welsh |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth Country | Wales |
| Year of Naturalization | 1905 |
| Birthplace (normalized) | wales |
1930
Polk, Iowa
Head, age 49
Polk, Iowa · implied b. ~1881 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Roberts |
| Given Name | William J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Wales |
| Naturalization Status | Naturalized |
| Year of Immigration | 1881 |
| Age at First Marriage | 25 |
| Father's Birthplace | Wales |
| Mother's Birthplace | Wales |
| Occupation | Owner |
| Industry | Cigar store |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Mother Tongue | Welsh |
| Home Owned/Rented | O |
| Home Value / Rent | 3500 |
| Radio Set | R |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
1940
Polk-County, Iowa
Head, age 59
Polk-County, Iowa · implied b. ~1881 — 3 household members
| Surname | Roberts |
| Given Name | William J. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Wales |
| 1935 Residence (City) | Des Moines City |
| 1935 Residence (County) | Polk |
| Naturalization Status | Naturalized |
| Occupation | Carpenter |
| Industry | Own store |
| Class of Worker | OA |
| Hours Worked | 70 |
| Income (1939) | 0 |
| Highest Grade | G 7 |
| 1935 Residence | Same house |
| Birth Country | Wales |
| Birthplace (normalized) | wales |
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 Roberts across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
William Roberts
Head · 1940 · age 59 · b. ~1881 · Iowa
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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-t0627-01195-00052)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Leslie G. Smith | 34 | Head | Dairyman | Iowa |
| 2 | Marguerite B. Smith | 34 | Wife | — | Iowa |
| 3 | Shirley K. Smith | 10 | Daughter | — | Iowa |
| 4 | Alfred L. Smith | 7 | Son | — | Iowa |
| 5 | Donald R. Smith | 4 | Son | — | Iowa |
| 6 | Arith A. Smith | 2 | Daughter | — | Iowa |
| 7 | Thomas W. Foster | 52 | Head | Assistant Cashier | Iowa |
| 8 | Mattie E. Foster | 52 | Wife | — | Iowa |
| 9 | James A. Van Scoy | 85 | Father-in-law | — | Iowa |
| 10 | Clarence L. Nauman | 47 | Head | Chauffeur | Iowa |
| 11 | Fannie F. Nauman | 44 | Wife | — | Missouri |
| 12 | Richard D. Nauman | 9 | Son | — | Iowa |
| 13 | George D. Clark | 44 | Head | Foreman | Iowa |
| 14 | Ina Edith Clark | 44 | Wife | — | Iowa |
| 15 | De Loris Jane Clark | 15 | Daughter | — | Iowa |
| 16 | George H. Clark | 8 | Son | — | Iowa |
| 17 | Marguerite Holloway | 31 | Head | Cafe Operator | Colorado |
| 18 | Jean Paul Holloway | 3 | Son | — | Iowa |
| 19 | Lewis James Holloway | 1 | Son | — | Iowa |
| 20 | Clifford L. Holloway | 62 | Father | Cook | Illinois |
| 21 | Martha D. Evans | 31 | Sister | Office Clerk | Colorado |
| 22 | Helen L. Cornwell | 19 | Maid | Housework | Iowa |
| 23 | Ed Rumage | 32 | Head | Parts Manager | Kentucky |
| 24 | Anna Rumage | 32 | Wife | — | Illinois |
| 25 | Jerry G. Rumage | 5 | Son | — | Illinois |
| 26 | Gerald R. Wilson | 37 | Head | Laborer | Iowa |
| 27 | Fern L. Wilson | 36 | Wife | — | Iowa |
| 28 | Eloise M. Wilson | 11 | Daughter | — | Iowa |
| 29 | Marvin E. Wilson | 9 | Son | — | Iowa |
| 30 | Joanne R. Wilson | 8 | Daughter | — | Iowa |
| 31 | Harold H. Remore | 39 | Head | Salesman | Colorado |
| 32 | Marie M. Remore | 33 | Wife | — | Iowa |
| 33 | Norma M. Remore | 12 | Daughter | — | Iowa |
| 34 | Gloria J. Remore | 7 | Daughter | — | Iowa |
| 35 | William J. Roberts THIS PERSON | 59 | Head | Carpenter | Wales |
| 36 | Nell F. Roberts | 57 | Wife | — | Iowa |
| 37 | Carol R. Roberts | 18 | Daughter | Saleslady | Iowa |
| 38 | Stephen C. Bowles | 62 | Head | Auto Mechanic | Kentucky |
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)