WM
William Mccullough — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wapello-County, Iowa
Our Model Tree links this William Mccullough across the 1920, 1930 and 1940 US Censuses in Wapello-County, Iowa (XGBoost, ~Confirmed) — first a head (b.~1865), then head of a 4-person household.
Age 75
b. ~1865
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wapello-County, Iowa |
| Surname | McCullough |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 75 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Ottumwa City |
| 1935 Residence (County) | Wapello County |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Ottumwa City |
| Est. Birth Year | ~1865 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Abbey Mccullough | Spouse | — | 72 | ~1868 |
| Walter Mccullough | Son | — | 34 | ~1906 |
| Dale Mccullough | Son | — | 32 | ~1908 |
| William Mccullough | Head | — | 75 | ~1865 |
Census Appearances
1920
Wapello, Iowa
Head, age 55
Wapello, Iowa · implied b. ~1865 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCullough |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 55 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Owner |
| Industry | Farmer |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Wapello, Iowa
Head, age 65
Wapello, Iowa · implied b. ~1865 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | McCullough |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 30 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | Operator |
| Industry | Greenhouse |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 5000 |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Wapello-County, Iowa
Head, age 75
Wapello-County, Iowa · implied b. ~1865 — 4 household members
| Surname | McCullough |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 75 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Ottumwa City |
| 1935 Residence (County) | Wapello County |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 6 |
| 1935 Residence | Same House |
| 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 William Mccullough 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 Mccullough
Head · 1940 · age 75 · b. ~1865 · 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 — Wapello-County, Iowa
Open full size
1940 US Federal Census — Wapello-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01209-00283)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Marion Emery | 17 | Step daughter | — | Iowa |
| 42 | Dorothy Emery | 15 | Step daughter | — | Iowa |
| 43 | Shirley Emery | 12 | Step daughter | — | Iowa |
| 44 | William C. Johnson | 75 | Father in law | — | Maine |
| 45 | Cora B. Jackson | 72 | Head | — | Iowa |
| 46 | Eva Rae Glover | 57 | Lodger | Office Manager | Illinois |
| 47 | Everett L. Davis | 57 | Head | Traveling Salesman | Iowa |
| 48 | Lena L. Davis | 54 | Wife | — | Iowa |
| 49 | William Mccullough THIS PERSON | 75 | Head | — | Illinois |
| 50 | Abbey Mccullough | 72 | Wife | — | Illinois |
| 51 | Walter J. Mccullough | 34 | Son | Retail Salesman | Kansas |
| 52 | Dale A. Mccullough | 32 | Son | Employment Manager | Kansas |
| 53 | Chester D. Smallwood | 51 | Head | Bus Driver | Iowa |
| 54 | Bessie M. Smallwood | 48 | Wife | — | Iowa |
| 55 | Chester C. Smallwood | 13 | Son | — | Iowa |
| 56 | George W. Piersel | 41 | Head | Laborer | Iowa |
| 57 | Ann L. Piersel | 37 | Wife | Retail Manager | Iowa |
| 58 | George Jr. Piersel | 18 | Son | — | Iowa |
| 59 | Jack L. Piersel | 16 | Son | — | Iowa |
| 60 | Frank Roseman | 48 | Head | Proprietor | Poland |
| 61 | Ethel Roseman | 40 | Wife | — | Poland |
| 62 | Jay T. Farrell | 56 | Head | Warehouse Foreman | Iowa |
| 63 | George A. Rolland | 46 | Roomer | Laborer | Nebraska |
| 64 | Carrie S. Rolland | 43 | Housekeeper | — | Iowa |
| 65 | Albert Hagglund | 51 | Head | Sales Clerk | Iowa |
| 66 | Betty Hagglund | 46 | Wife | — | Iowa |
| 67 | Orville C. Hagglund | 27 | Son | Mechanic | Iowa |
| 68 | Marvin A. Hagglund | 23 | Son | Welder | Iowa |
| 69 | Bernice E. Hagglund | 20 | Daughter | Switch Board Operator | Iowa |
| 70 | J. Virgil Hagglund | 15 | Son | — | Iowa |
| 71 | Paul G. Hagglund | 13 | Son | — | Iowa |
| 72 | Harry H. Kamerick | 54 | Head | Manager | Iowa |
| 73 | Katherine C. Kamerick | 54 | Wife | — | Iowa |
| 74 | Kathleen A. Kamerick | 26 | Daughter | Simplex Operator | Iowa |
| 75 | Dorothy M. Kamerick | 29 | Daughter | Reporter | Iowa |
| 76 | "Paul E. ""Ab""" Kamerick | 21 | Son | — | Iowa |
| 77 | "John L. ""Ab""" Kamerick | 20 | Son | — | Iowa |
| 78 | Walter L. Enyart | 36 | Head | Jailer | Iowa |
| 79 | Gladys L. Enyart | 37 | Wife | File Clerk | Iowa |
| 80 | August C. Dancke | 47 | Head | Railroad Clerk | 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)