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William Harvey — 1940 US Census Record
Model Tree available1940 United States Federal Census · Campbell-County, Kentucky
Our Model Tree links this William Harvey across the 1920, 1930 and 1940 US Censuses in Campbell-County, Kentucky (XGBoost, ~Confirmed), with identified parents Hugh & Mary — first a head (b.~1910), then head of a 3-person household.
Age 30
b. ~1910
Male
Head
Born: Kentucky
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Campbell-County, Kentucky |
| Surname | Harvey |
| Given Name | William S |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Dayton City |
| 1935 Residence (County) | Campbell |
| Additional Details | |
| Occupation | Welder |
| Industry | Sheet metal work |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1446 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Occupation | Welder |
| Township / Ward | Dayton City |
| Est. Birth Year | ~1910 |
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 |
|---|---|---|---|---|
| William Harvey | Head | — | 30 | ~1910 |
| Wesley Harvey | Son | — | 8 | ~1932 |
| Margaret Harvey | Spouse | — | 29 | ~1911 |
Census Appearances
1920
Campbell, Kentucky
Son, age 10
Campbell, Kentucky · implied b. ~1910 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harvey |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Ohio |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1930
Campbell, Kentucky
Son, age 20
Campbell, Kentucky · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harvey |
| Given Name | William H |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Ohio |
| Can Read/Write | Yes |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Campbell-County, Kentucky
Head, age 30
Campbell-County, Kentucky · implied b. ~1910 — 3 household members
| Surname | Harvey |
| Given Name | William S |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 30 |
| Marital Status | Married |
| Birthplace | Kentucky |
| 1935 Residence (City) | Dayton City |
| 1935 Residence (County) | Campbell |
| Occupation | Welder |
| Industry | Sheet metal work |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1446 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
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 Harvey across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Hugh Harvey (~0.92 confidence) and mother Mary Harvey (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Hugh Harvey
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Mary Harvey
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Harvey
Head · 1940 · age 30 · b. ~1910 · Kentucky
★ 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 — Campbell-County, Kentucky
Open full size
1940 US Federal Census — Campbell-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01290-00469)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Fred A Wolf | 51 | Head | Sheet Metal Worker | Kentucky |
| 2 | Lena Wolf | 48 | Wife | — | Ohio |
| 3 | Russell Wolf | 21 | Son | Messenger Boy | Kentucky |
| 4 | Frank G Hayden | 39 | Head | Paper Carrier | Kentucky |
| 5 | Helen A Hayden | 36 | Wife | — | Kentucky |
| 6 | James R Stevens | 59 | Head | Mill Hand | Kentucky |
| 7 | Margaret Stevens | 54 | Wife | — | Kentucky |
| 8 | Peter Kramling | 57 | Head | Caster | Germany |
| 9 | Caroline Kramling | 52 | Wife | — | Germany |
| 10 | Herman Kramling | 36 | Son | Stock Keeper | Kentucky |
| 11 | Irena H Kramling | 43 | Head | Packer | Indiana |
| 12 | Betty Jane Kramling | 12 | Daughter | — | Kentucky |
| 13 | Rosemary Kramling | 4 | Daughter | — | Kentucky |
| 14 | Betty Jane Borkhow | 41 | Mother | — | Indiana |
| 15 | Roy L Borkhow | 36 | Son | Passenger Agent | Kentucky |
| 16 | Hugh W Harvey | 70 | Head | — | Missouri |
| 17 | Mary Harvey | 70 | Wife | — | Ohio |
| 18 | William S Harvey THIS PERSON | 30 | Head | Welder | Kentucky |
| 19 | Margaret M Harvey | 29 | Wife | — | Tennessee |
| 20 | Wesley R Harvey | 8 | Son | — | Kentucky |
| 21 | Wilbur J Thompson | 39 | Head | Linotype Operator | Kentucky |
| 22 | Marie I Thompson | 35 | Wife | — | Kentucky |
| 23 | Janet P Thompson | 12 | Daughter | — | Kentucky |
| 24 | Mary Ann Thompson | 10 | Daughter | — | Kentucky |
| 25 | William H Horn | 60 | Head | Carpenter | Kentucky |
| 26 | Laura C Horn | 57 | Wife | — | Kentucky |
| 27 | Ruth J Highfield | 81 | Mother Law | — | Kentucky |
| 28 | Allen Bechtel | 10 | Nephew | — | Kentucky |
| 29 | Raymon J Worm | 21 | Step Son | Engineer | Kentucky |
| 30 | Howard R Worm | 18 | Step son | Cabin-Server | Kentucky |
| 31 | Frank Witt | 48 | Head | Switchman | Kentucky |
| 32 | Stella O Witt | 42 | Wife | — | Kentucky |
| 33 | Mable A Witt | 18 | Daughter | — | Kentucky |
| 34 | Worthy M Witt | 18 | Daughter | Newsworker | Kentucky |
| 35 | Katherine Bubser | 75 | Head | — | Kentucky |
| 36 | Charles Euken | 62 | Head | Farm Hand | Germany |
| 37 | Ralph B Went | 51 | Head | Mate | Ohio |
| 38 | Wilson L Smith | 37 | Lodger | Deck Hand | Kentucky |
| 39 | Addie Hildebrandt | 57 | Head | — | Ohio |
| 40 | Ernestine Neff | 45 | Lodger | Cleaning | Ohio |
Pedigree Summary
William
Gen 1 · 2 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)