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William Harper — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Douglas-County, Nebraska
Our Model Tree links this William Harper across the 1930 and 1940 US Censuses in Douglas-County, Nebraska (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 11-person household.
Age 18
b. ~1922
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Douglas-County, Nebraska |
| Surname | Harper |
| Given Name | William Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Omaha |
| 1935 Residence (County) | Douglas |
| Additional Details | |
| Occupation | New Worker |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 0 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | New Worker |
| Township / Ward | Omaha |
| Est. Birth Year | ~1922 |
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.
11 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Winifred Harper | Daughter | — | 17 | ~1923 |
| Fannie Harper | Daughter | — | 8 | ~1932 |
| William Harper | Head | — | 43 | ~1897 |
| Wilson Harper | Son | — | 13 | ~1927 |
| Waddell Harper | Son | — | 14 | ~1926 |
| William Harper | Son | — | 18 | ~1922 |
| Willis Harper | Son | — | 9 | ~1931 |
| Walter Harper | Son | — | 1 | ~1939 |
| Wayne Harper | Son | — | 15 | ~1925 |
| Wilkinson Harper | Son | — | 12 | ~1928 |
| Lucille Harper | Spouse | — | 40 | ~1900 |
Census Appearances
1930
Douglas, Nebraska
Son, age 8
Douglas, Nebraska · implied b. ~1922 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harper |
| Given Name | William Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 8 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Douglas-County, Nebraska
Son, age 18
Douglas-County, Nebraska · implied b. ~1922 — 11 household members
| Surname | Harper |
| Given Name | William Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Omaha |
| 1935 Residence (County) | Douglas |
| Occupation | New Worker |
| Class of Worker | PW |
| Hours Worked | 52 |
| Income (1939) | 0 |
| 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 William Harper across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Harper
Son · 1940 · age 18 · b. ~1922 · Nebraska
★ You are viewing this record
Sibling
Walter Harper
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Waddell Harper
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilkinson Harper
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Fannie Harper
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willis Harper
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wilson Harper
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Winifred Harper
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wayne Harper
Sibling · 1940 · age 15
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 — Douglas-County, Nebraska
Open full size
1940 US Federal Census — Douglas-County, Nebraska
Page Contents
38 people indexed on this census page (nara:1940:m-t0627-02270-00334)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Edna Orosco | 52 | Head | — | Kansas |
| 42 | Frances Hopp | 52 | Lodger | — | Iowa |
| 43 | Daniel Foster | 76 | Lodger | — | Illinois |
| 44 | Frank Martinez | 36 | Lodger | — | Mexico |
| 45 | Bennett B Tuttle | 60 | Head | Section Hand | Illinois |
| 46 | Magnus Berg | 56 | Lodger | Roofer | Norway |
| 47 | Elmer Vanderpool | 27 | Head | Truck Driver | Missouri |
| 48 | Eileen Vanderpool | 28 | Wife | — | Nebraska |
| 49 | Mary Lou Vanderpool | 10 | Daughter | — | Nebraska |
| 50 | Patricia Vanderpool | 9 | Daughter | — | Nebraska |
| 51 | Eileen Vanderpool | 6 | Daughter | — | Nebraska |
| 52 | Dale Vanderpool | 5 | Son | — | Nebraska |
| 53 | Elmer Jr Vanderpool | 2 | Son | — | Nebraska |
| 54 | Charles Vanderpool | 0 | Son | — | Nebraska |
| 56 | Norman Bryant | 44 | Head | Painter | Iowa |
| 57 | Louis Riley | 44 | Head | Rock Crusher | Texas |
| 58 | Ida Mae Riley | 42 | Wife | — | Nebraska |
| 59 | James J Johnson | 64 | Head | Mortar Mixer | Kentucky |
| 60 | Jennie Johnson | 62 | Wife | — | Kentucky |
| 61 | Charles R Roman | 60 | Lodger | — | Missouri |
| 62 | Frank King | 50 | Head | Laborer | Missouri |
| 63 | Julia King | 60 | Wife | — | Kansas |
| 64 | Rees Lee | 46 | Lodger | Cement Mixer | Tennessee |
| 65 | Virginia Lee | 26 | Lodger | — | Missouri |
| 66 | Mary Hood | 65 | Lodger | — | Kentucky |
| 67 | William Harper | 43 | Head | Laborer | Tennessee |
| 68 | Lucille Harper | 40 | Wife | — | Missouri |
| 69 | William Jr Harper THIS PERSON | 18 | Son | New Worker | Iowa |
| 70 | Winifred Harper | 17 | Daughter | — | Iowa |
| 71 | Wayne Harper | 15 | Son | — | Iowa |
| 72 | Waddell Harper | 14 | Son | — | Iowa |
| 73 | Wilson Harper | 13 | Son | — | Iowa |
| 74 | Wilkinson Harper | 12 | Son | — | Nebraska |
| 75 | Willis Harper | 9 | Son | — | Nebraska |
| 76 | Fannie Harper | 8 | Daughter | — | Nebraska |
| 77 | Walter Harper | 1 | Son | — | Nebraska |
| 79 | Marie Paulson | 58 | Head | — | Denmark |
| 80 | Mabel Brady | 39 | Daughter | Housework | Missouri |
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)