WJ
Wallace Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Harlan-County, Kentucky
Our Model Tree links this Wallace Johnson across the 1930 and 1940 US Censuses in Harlan-County, Kentucky (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 7-person household.
Age 10
b. ~1930
Male
Son
Born: Kentucky
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Harlan-County, Kentucky |
| Surname | Johnson |
| Given Name | Wallace |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. 1 |
| 1935 Residence (County) | Harlan |
| Additional Details | |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
| Township / Ward | Mag Dist 1 |
| Est. Birth Year | ~1930 |
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 Wallace | Age | Birth yr |
|---|---|---|---|---|
| Ava Johnson | Daughter | — | 12 | ~1928 |
| Wallace Johnson | Son | — | 10 | ~1930 |
| Murrel Johnson | Son | — | 4 | ~1936 |
| Mary Johnson | Spouse | — | 31 | ~1909 |
| Johnny Johnson | Son | — | 6 | ~1934 |
| Gerald Johnson | Son | — | 8 | ~1932 |
| Lee Johnson | Head | — | 37 | ~1903 |
Census Appearances
1930
Harlan, Kentucky
Son, age
Harlan, Kentucky · implied b. ~1930 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Wallace |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Kentucky |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Kentucky |
| Birth State | Kentucky |
| Birth Country | United States |
| Birthplace (normalized) | kentucky |
1940
Harlan-County, Kentucky
Son, age 10
Harlan-County, Kentucky · implied b. ~1930 — 7 household members
| Surname | Johnson |
| Given Name | Wallace |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Kentucky |
| 1935 Residence (City) | Mag. Dist. 1 |
| 1935 Residence (County) | Harlan |
| Highest Grade | No 6 |
| 1935 Residence | Same house |
| 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 Wallace Johnson across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Wallace Johnson
Son · 1940 · age 10 · b. ~1930 · Kentucky
★ You are viewing this record
Sibling
Gerald Johnson
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Murrel Johnson
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Johnny Johnson
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ava Johnson
Sibling · 1940 · age 12
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 — Harlan-County, Kentucky
Open full size
1940 US Federal Census — Harlan-County, Kentucky
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01313-00215)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lon Curtis | 22 | Son | Coal Miner | Kentucky |
| 42 | Eugene Curtis | 20 | Son | Coal Miner | Kentucky |
| 43 | Floid B. Long | 43 | Head | Inspector | Kentucky |
| 44 | Flora Long | 42 | Wife | — | Kentucky |
| 45 | Honara Long | 21 | Daughter | — | Kentucky |
| 46 | Milas Long | 19 | Son | — | Kentucky |
| 47 | Agravane Long | 16 | Son | — | Kentucky |
| 48 | Quid Long | 14 | Son | — | Kentucky |
| 49 | Philda Long | 8 | Daughter | — | Kentucky |
| 50 | Hazel F. Long | 5 | Son | — | Kentucky |
| 51 | Vesta Long | 3 | Daughter | — | Kentucky |
| 52 | Bud Johnson | 56 | Head | Farm Work | Kentucky |
| 53 | Tildia Johnson | 48 | Wife | — | Kentucky |
| 54 | Rex Johnson | 22 | Son | Clerk | Kentucky |
| 55 | Nickie Williams | 16 | Nephew | — | Kentucky |
| 56 | Calvin Johnson | 56 | Head | Car Repairer | Kentucky |
| 57 | Elizabeth Johnson | 57 | Wife | — | Kentucky |
| 58 | Lawrence Johnson | 31 | Son | — | Kentucky |
| 59 | Curtis Johnson | 30 | Son | Farm Work | Kentucky |
| 60 | James Johnson | 14 | Son | — | Kentucky |
| 61 | Otis Johnson | 16 | Cousin | Farm Work | Kentucky |
| 62 | Welford Johnson | 70 | Head | Farm Work | Kentucky |
| 63 | Sarah Jane Johnson | 67 | Wife | — | Kentucky |
| 64 | Bradley Johnson | 20 | Son | Farm Work | Kentucky |
| 65 | Lawrence Johnson | 28 | Son | Farm Work | Kentucky |
| 66 | Bradley Johnson | 45 | Head | Farm Work | Kentucky |
| 67 | Mollie Johnson | 37 | Wife | — | Kentucky |
| 68 | Marie Johnson | 16 | Daughter | — | Kentucky |
| 69 | Kathleen Johnson | 13 | Daughter | — | Kentucky |
| 70 | Blanche Johnson | 11 | Daughter | — | Kentucky |
| 71 | Hazel Johnson | 8 | Daughter | — | Kentucky |
| 72 | Dewey Earl Johnson | 3 | Son | — | Kentucky |
| 73 | Raymond Johnson | 1 | Son | — | Kentucky |
| 74 | Lee Johnson | 37 | Head | Farm Work | Kentucky |
| 75 | Mary Johnson | 31 | Wife | — | Kentucky |
| 76 | Ava Johnson | 12 | Daughter | — | Kentucky |
| 77 | Wallace Johnson THIS PERSON | 10 | Son | — | Kentucky |
| 78 | Gerald Johnson | 8 | Son | — | Kentucky |
| 79 | Johnny Johnson | 6 | Son | — | Kentucky |
| 80 | Murrel Johnson | 4 | Son | — | Kentucky |
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)