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John Simpson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Preston-County, West Virginia
Our Model Tree links this John Simpson across the 1920, 1930 and 1940 US Censuses in Preston-County, West Virginia (XGBoost, ~Confirmed) — first a head (b.~1892), then head of a 12-person household.
Age 48
b. ~1892
Male
Head
Born: Maryland
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Preston-County, West Virginia |
| Surname | Simpson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Reno District |
| 1935 Residence (County) | Preston |
| Additional Details | |
| Occupation | Motor Operator |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 1053 |
| Highest Grade | No 5 |
| 1935 Residence | West Virginia |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Motor Operator |
| Township / Ward | Reno District |
| Est. Birth Year | ~1892 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Nadine Simpson | Daughter | — | ~1940 | |
| Patricia Simpson | Daughter | — | 4 | ~1936 |
| Betty Simpson | Daughter | — | 16 | ~1924 |
| John Simpson | Head | — | 48 | ~1892 |
| Donald Simpson | Son | — | 12 | ~1928 |
| Richard Simpson | Son | — | 7 | ~1933 |
| Paul Simpson | Son | — | 20 | ~1920 |
| Willard Simpson | Son | — | 5 | ~1935 |
| Ralph Simpson | Son | — | 9 | ~1931 |
| John Simpson | Son | — | 15 | ~1925 |
| Robert Simpson | Son | — | 22 | ~1918 |
| Pearl Simpson | Spouse | — | 42 | ~1898 |
Census Appearances
1920
Preston, West …
Head, age 28
Preston, West Virginia · implied b. ~1892 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | John N |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Maryland |
| Father's Birthplace | U S |
| Mother's Birthplace | Maryland |
| Occupation | Miner |
| Industry | Coal Co |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
Preston, West …
Head, age 38
Preston, West Virginia · implied b. ~1892 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Simpson |
| Given Name | John G. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Maryland |
| Age at First Marriage | 25 |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | Miner |
| Industry | Coal Mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 6 |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
Preston-County, West …
Head, age 48
Preston-County, West Virginia · implied b. ~1892 — 12 household members
| Surname | Simpson |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Maryland |
| 1935 Residence (City) | Reno District |
| 1935 Residence (County) | Preston |
| Occupation | Motor Operator |
| Industry | Coal Mine |
| Class of Worker | PW |
| Hours Worked | 35 |
| Income (1939) | 1053 |
| Highest Grade | No 5 |
| 1935 Residence | West Virginia |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 John Simpson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Simpson
Head · 1940 · age 48 · b. ~1892 · West Virginia
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Preston-County, West Virginia
Open full size
1940 US Federal Census — Preston-County, West Virginia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-04439-00551)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lula Mrs. Read | 47 | Wife | — | West Virginia |
| 2 | Naomi (Cabin) Read | 19 | Daughter | — | West Virginia |
| 3 | Leroy Read | 15 | Son | — | West Virginia |
| 4 | Ralph Read | 12 | Son | — | West Virginia |
| 5 | Samuel Read | 8 | Son | — | West Virginia |
| 6 | Blake Wiles | 28 | Head | Coal Miner | West Virginia |
| 7 | Lucille Wiles | 23 | Wife | — | West Virginia |
| 8 | Ellenor Joyce Wiles | 3 | Daughter | — | West Virginia |
| 9 | Ronald Andrew Wiles | 1 | Son | — | West Virginia |
| 10 | Bernard Kemper | 49 | Head | Laborer | Indiana |
| 11 | Ora Kemper | 47 | Wife | — | Maryland |
| 12 | Harry Conley | 45 | Head | Labourer | Maryland |
| 13 | Margaret Conley | 43 | Wife | — | West Virginia |
| 14 | Robert Conley | 13 | Son | — | West Virginia |
| 15 | Nancy Fay Conley | 6 | Daughter | — | West Virginia |
| 16 | Edgar Courtney | 53 | Head | Hotel Attendant | West Virginia |
| 17 | Agnes May Courtney | 49 | Wife | — | West Virginia |
| 18 | Cecil Courtney | 21 | Son | New Worker | West Virginia |
| 19 | Edwina Courtney | 19 | Daughter | — | West Virginia |
| 20 | John Courtney | 13 | Son | — | West Virginia |
| 21 | Edgar Jr. Courtney | 11 | Son | — | West Virginia |
| 22 | Melvin Courtney | 9 | Son | — | West Virginia |
| 23 | John Simpson THIS PERSON | 48 | Head | Motor Operator | Maryland |
| 24 | Pearl Simpson | 42 | Wife | — | West Virginia |
| 25 | Robert Simpson | 22 | Son | Laborer | West Virginia |
| 26 | Paul Simpson | 20 | Son | Laborer | West Virginia |
| 27 | Betty Simpson | 16 | Daughter | — | West Virginia |
| 28 | John Jr. Simpson | 15 | Son | — | West Virginia |
| 29 | Donald Simpson | 12 | Son | — | West Virginia |
| 30 | Ralph Simpson | 9 | Son | — | West Virginia |
| 31 | Richard Simpson | 7 | Son | — | West Virginia |
| 32 | Willard Simpson | 5 | Son | — | West Virginia |
| 33 | Patricia Ann Simpson | 4 | Daughter | — | West Virginia |
| 34 | Nadine Simpson | 0 | Daughter | — | West Virginia |
| 35 | John C. Simpson | 76 | Head | Farmer | West Virginia |
| 36 | Mary C. Simpson | 69 | Wife | — | West Virginia |
| 37 | Russell Simpson | 37 | Head | Miner | Maryland |
| 38 | Mattie Simpson | 34 | Wife | — | West Virginia |
| 39 | Jean Simpson | 16 | Daughter | — | West Virginia |
| 40 | Russell Jr. Simpson | 11 | Son | — | 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)