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William Buchanan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Delaware-County, Indiana
Our Model Tree links this William Buchanan across the 1930 and 1940 US Censuses in Delaware-County, Indiana (XGBoost, ~Confirmed) — first a son (b.~1927), then head of a 7-person household.
Age 13
b. ~1927
Male
Son
Born: Indiana
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Delaware-County, Indiana |
| Surname | Buchanan |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Center Twp |
| 1935 Residence (County) | Delaware |
| Additional Details | |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
| Township / Ward | Center Twp |
| Est. Birth Year | ~1927 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Mary Buchanan | Daughter | — | 5 | ~1935 |
| Celia Buchanan | Spouse | — | 39 | ~1901 |
| William Buchanan | Son | — | 13 | ~1927 |
| Ruth Buchanan | Daughter | — | 16 | ~1924 |
| Harold Buchanan | Son | — | 1 | ~1939 |
| William Buchanan | Head | — | 40 | ~1900 |
| Robert Buchanan | Son | — | 9 | ~1931 |
Census Appearances
1930
Delaware, Indiana
Son, age 3
Delaware, Indiana · implied b. ~1927 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Buchanan |
| Given Name | William Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Indiana |
| Father's Birthplace | Indiana |
| Mother's Birthplace | Indiana |
| Can Read/Write | Yes |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
1940
Delaware-County, Indiana
Son, age 13
Delaware-County, Indiana · implied b. ~1927 — 7 household members
| Surname | Buchanan |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Indiana |
| 1935 Residence (City) | Center Twp |
| 1935 Residence (County) | Delaware |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Indiana |
| Birth Country | United States |
| Birthplace (normalized) | indiana |
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 Buchanan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Buchanan
Son · 1940 · age 13 · b. ~1927 · Indiana
★ You are viewing this record
Sibling
Ruth Buchanan
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harold Buchanan
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Buchanan
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Buchanan
Sibling · 1940 · age 5
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 — Delaware-County, Indiana
Open full size
1940 US Federal Census — Delaware-County, Indiana
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01038-00482)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lester J. Stancoff | 47 | Head | Electrician | Arkansas |
| 2 | Ollie Stancoff | 45 | Wife | — | Missouri |
| 3 | Russell Hanlin | 49 | Head | Rubber Worker | Indiana |
| 4 | Agnes Hanlin | 44 | Wife | Machine Operator | Pennsylvania |
| 5 | Harold E. Cross | 25 | Head | Helper | Michigan |
| 6 | Charlotte Cross | 19 | Wife | — | Indiana |
| 7 | Eugene Penn | 1 | Son | — | Indiana |
| 8 | Charles Hamrock | 22 | Father in law | Off Bearer | Indiana |
| 9 | Woodrow Hoskins | 26 | Head | Wire Worker | West Virginia |
| 10 | Florence Hoskins | 25 | Wife | Waitress | West Virginia |
| 11 | Phyllis Hoskins | 7 | Daughter | — | West Virginia |
| 12 | Ethel Hoskins | 7 | Daughter | — | West Virginia |
| 13 | Mary Catherine Hoskins | 5 | Daughter | — | West Virginia |
| 14 | Woodrow Jr. Hoskins | 4 | Son | — | West Virginia |
| 15 | Beverly Ann Hoskins | 1 | Daughter | — | Indiana |
| 16 | Edward Leslie | 38 | Head | Boiler Man | Indiana |
| 17 | Polly Leslie | 38 | Wife | — | Indiana |
| 18 | Willis R. Eller | 47 | Head | Mechanic | Indiana |
| 19 | Beatrice Eller | 39 | Wife | — | Indiana |
| 20 | Ray Edward Eller | 15 | Son | — | Indiana |
| 21 | Gloria Ann Eller | 5 | Daughter | — | Indiana |
| 22 | Emma Jean Roberts | 19 | Daughter | Inspector | Indiana |
| 23 | Noah Stafford | 46 | Head | Mechanic | Indiana |
| 24 | Lula Stafford | 45 | Wife | — | Indiana |
| 25 | Hiram Merriman | 43 | Head | Butcher | Indiana |
| 26 | Margaret Merriman | 38 | Wife | — | Indiana |
| 27 | Sam Johnson | 38 | Head | Farmer | Indiana |
| 28 | Anna Johnson | 39 | Wife | — | Indiana |
| 29 | Martin Johnson | 9 | Son | — | Indiana |
| 30 | Arthur Quarles | 32 | Head | Foreman | Kentucky |
| 31 | Florence Quarles | 28 | Wife | Floor Lady | Kentucky |
| 32 | William Buchanan | 40 | Head | Machine Operator | Indiana |
| 33 | Celia Buchanan | 39 | Wife | — | Indiana |
| 34 | Ruth Buchanan | 16 | Daughter | — | Indiana |
| 35 | William Buchanan THIS PERSON | 13 | Son | — | Indiana |
| 36 | Robert Buchanan | 9 | Son | — | Indiana |
| 37 | Harold Buchanan | 1 | Son | — | Indiana |
| 38 | Mary Agnes Buchanan | 5 | Daughter | — | Indiana |
| 39 | Ralph Lennington | 27 | Head | Shipping Clerk | Indiana |
| 40 | Frances Lennington | 25 | Wife | — | Indiana |
Related Census Records
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)