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James Dyer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Lake-County, Tennessee
Our Model Tree links this James Dyer across the 1930 and 1940 US Censuses in Lake-County, Tennessee (XGBoost, ~Confirmed) — first a son (b.~1925), then head of a 10-person household.
Age 15
b. ~1925
Male
Son
Born: Tennessee
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Lake-County, Tennessee |
| Surname | Dyer |
| Given Name | James Alvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Lake |
| Additional Details | |
| Class of Worker | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Tennessee |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Township / Ward | Wynnburg |
| 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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Dyer | Head | — | 45 | ~1895 |
| Walter Dyer | Son | — | 13 | ~1927 |
| William Dyer | Son | — | 21 | ~1919 |
| James Dyer | Son | — | 15 | ~1925 |
| Dorothy Dyer | Daughter | — | 9 | ~1931 |
| Ray Dyer | Son | — | 4 | ~1936 |
| Preston Dyer | Son | — | 1 | ~1939 |
| Lala Dyer | Spouse | — | 39 | ~1901 |
| Herbert Dyer | Son | — | 11 | ~1929 |
| Virginia Dyer | Daughter | — | 6 | ~1934 |
Census Appearances
1930
Lake, Tennessee
Son, age 5
Lake, Tennessee · implied b. ~1925 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dyer |
| Given Name | James A. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Can Read/Write | No |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Lake-County, Tennessee
Son, age 15
Lake-County, Tennessee · implied b. ~1925 — 10 household members
| Surname | Dyer |
| Given Name | James Alvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Tennessee |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Lake |
| Class of Worker | 0 |
| Highest Grade | No 5 |
| 1935 Residence | Tennessee |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 James Dyer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Dyer
Son · 1940 · age 15 · b. ~1925 · Tennessee
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Sibling
William Dyer
Sibling · 1940 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Dyer
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Virginia Dyer
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Herbert Dyer
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Dyer
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Preston Dyer
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ray Dyer
Sibling · 1940 · age 4
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 — Lake-County, Tennessee
Open full size
1940 US Federal Census — Lake-County, Tennessee
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-03910-01147)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Lala Mae Neal | 23 | Daughter | Farm Laborer | Tennessee |
| 2 | Bennie Mae Harris | 8 | S. Daughter | — | Tennessee |
| 3 | Cora Thompson | 50 | Head | Farm Laborer | Tennessee |
| 4 | Cozey Barbour | 35 | Head | Farmer | Tennessee |
| 5 | Beatrice Barbour | 31 | Wife | — | Tennessee |
| 6 | Dwayne Barbour | 13 | Son | — | Tennessee |
| 7 | James A. Dyer | 45 | Head | Farmhand | Tennessee |
| 8 | Lala Mae Dyer | 39 | Wife | — | Tennessee |
| 9 | William Morgan Dyer | 21 | Son | Farm Laborer | Tennessee |
| 10 | James Alvin Dyer THIS PERSON | 15 | Son | — | Tennessee |
| 11 | Walter Lawrence Dyer | 13 | Son | — | Tennessee |
| 12 | Herbert Daniel Dyer | 11 | Son | — | Tennessee |
| 13 | Dorothy J. Dyer | 9 | Daughter | — | Tennessee |
| 14 | Virginia Ruth Dyer | 6 | Daughter | — | Tennessee |
| 15 | Ray Franklin Dyer | 4 | Son | — | Tennessee |
| 16 | Preston Neil Dyer | 1 | Son | — | Tennessee |
| 17 | Jim Frank York | 37 | Head | Power Shovel Op | Tennessee |
| 18 | Ada Mary York | 34 | Wife | — | Tennessee |
| 19 | Mildred Marie York | 14 | Daughter | — | Tennessee |
| 20 | Vera Pauline York | 12 | Daughter | — | Tennessee |
| 21 | J. F. Jr. York | 9 | Son | — | Tennessee |
| 22 | Daniel Crockett York | 8 | Son | — | Tennessee |
| 23 | Charlie Josephine York | 5 | Daughter | — | Tennessee |
| 24 | Guy Lafferty | 28 | Head | Farm Laborer | Tennessee |
| 25 | Alice Lafferty | 29 | Wife | — | Mississippi |
| 26 | Billy Lafferty | 3 | Son | — | Tennessee |
| 27 | Wanda Lafferty | 0 | Daughter | — | Tennessee |
| 28 | Lovelace Lafferty | 34 | Brother | Farm Laborer | Tennessee |
| 29 | S. Shellie Brooks | 33 | Head | Farm Laborer | Mississippi |
| 30 | Maggie Lee Brooks | 23 | Wife | — | Tennessee |
| 31 | Russell H. Brooks | 2 | Son | — | Tennessee |
| 32 | Frances Marie Brooks | 6 | Niece | — | Tennessee |
| 33 | Olie Chillcutt | 57 | Father in Law | — | Kentucky |
| 34 | William G. Chillcutt | 19 | Brother in Law | Farm Laborer | Tennessee |
| 35 | Ray Chillcutt | 17 | Brother in Law | Farm Laborer | Tennessee |
| 36 | Edna Earl Chillcutt | 14 | Sister in Law | Farm Laborer | Tennessee |
| 37 | David Wady | 23 | Head | Farm Laborer | Tennessee |
| 38 | Virginia Wady | 16 | Wife | — | Tennessee |
| 39 | Cathleen Wady | 0 | Daughter | — | Tennessee |
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)