BJ
Billy Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Mercer-County, West Virginia
Our Model Tree links this Billy Johnson across the 1930 and 1940 US Censuses in Mercer-County, West Virginia (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 9-person household.
Age 15
b. ~1925
Male
Son
Born: West Virginia
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Mercer-County, West Virginia |
| Surname | Johnson |
| Given Name | Billy G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | Bluefield (City) |
| 1935 Residence (County) | Mercer |
| Additional Details | |
| Occupation | music teacher |
| Industry | public school |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 0 |
| Highest Grade | G-6 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
| Occupation | Teacher |
| Township / Ward | Bluefield City |
| Est. Birth Year | ~1925 |
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.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Billy | Age | Birth yr |
|---|---|---|---|---|
| Phil Snider | Other | — | 1 | ~1939 |
| Hazel Johnson | Daughter | — | 27 | ~1913 |
| James Johnson | Head | — | 51 | ~1889 |
| Jennie Johnson | Spouse | — | 51 | ~1889 |
| Ralph Johnson | Son | — | 18 | ~1922 |
| Billy Johnson | Son | — | 15 | ~1925 |
| Shirley Snider | Other | — | 2 | ~1938 |
| Earnest Johnson | Son | — | 20 | ~1920 |
| Marie Snider | Daughter | — | 21 | ~1919 |
Census Appearances
1930
Mercer, West …
Son, age 4
Mercer, West Virginia · implied b. ~1926 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Billy |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | West Virginia |
| Father's Birthplace | West Virginia |
| Mother's Birthplace | West Virginia |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
1940
Mercer-County, West …
Son, age 15
Mercer-County, West Virginia · implied b. ~1925 — 9 household members
| Surname | Johnson |
| Given Name | Billy G. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | West Virginia |
| 1935 Residence (City) | Bluefield (City) |
| 1935 Residence (County) | Mercer |
| Occupation | music teacher |
| Industry | public school |
| Class of Worker | PW |
| Hours Worked | 8 |
| Income (1939) | 0 |
| Highest Grade | G-6 |
| 1935 Residence | Same place |
| Birth State | West Virginia |
| Birth Country | United States |
| Birthplace (normalized) | west virginia |
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 Billy Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Billy Johnson
Son · 1940 · age 15 · b. ~1925 · West Virginia
★ You are viewing this record
Sibling
Ralph Johnson
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Hazel Johnson
Sibling · 1940 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marie Snider
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earnest Johnson
Sibling · 1940 · age 20
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 — Mercer-County, West Virginia
Open full size
1940 US Federal Census — Mercer-County, West Virginia
Page Contents
21 people indexed on this census page (nara:1940:m-t0627-04428-00081)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Margaret D. Dotson | 9 | Daughter | — | West Virginia |
| 42 | Sarah Ann Dotson | 6 | Daughter | — | West Virginia |
| 43 | John F. Hughes | 58 | Brother-in-law | Call Boy | West Virginia |
| 44 | James G. Johnson | 51 | Head | Blacksmith | Virginia |
| 45 | Jennie E. Johnson | 51 | Wife | Housework | Virginia |
| 46 | Hazel A. Johnson | 27 | Daughter | Housework | Virginia |
| 47 | Earnest L. Johnson | 20 | Son | W.P.A. | West Virginia |
| 48 | Ralph Johnson | 18 | Son | Laborer | West Virginia |
| 49 | Billy G. Johnson THIS PERSON | 15 | Son | Music Teacher | West Virginia |
| 50 | Marie M. Snider | 21 | Daughter | Housework | West Virginia |
| 51 | Shirley Ray Snider | 2 | Grand-daughter | — | West Virginia |
| 52 | Phil Mark Snider | 1 | Grand-son | — | West Virginia |
| 53 | Dewey T. Perry | 40 | Head | Tile Worker | Virginia |
| 54 | Linnie G. Perry | 46 | Wife | Elementary Teacher | West Virginia |
| 55 | Erskine J. Hopkins | 31 | Head | Truck Driver | West Virginia |
| 56 | Ruby M. Hopkins | 31 | Wife | Housework | West Virginia |
| 57 | Deloris M. Hopkins | 5 | Daughter | Clerk | West Virginia |
| 58 | J. Wade Smith | 34 | Head | Clerk | West Virginia |
| 59 | Philip C. Smith | 32 | Brother | Clerk | West Virginia |
| 60 | Robert F. Smith | 20 | Brother | Laborer | West Virginia |
| 61 | George P. Smith | 17 | Brother | Laborer | West Virginia |
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)