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William Dyer — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Jefferson-County, Mississippi
Our Model Tree links this William Dyer across the 1930 and 1940 US Censuses in Jefferson-County, Mississippi (XGBoost, ~Confirmed) — first a son (b.~1922), then head of a 8-person household.
Age 18
b. ~1922
Male
Son
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Jefferson-County, Mississippi |
| Surname | Dyer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Jefferson |
| Additional Details | |
| Occupation | Farm hand |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 888 |
| Highest Grade | S 2 |
| 1935 Residence | Miss |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Occupation | Farm Hand |
| Township / Ward | Beat 3 |
| Est. Birth Year | ~1922 |
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.
8 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| Minnie Dyer | Daughter | — | 3 | ~1937 |
| William Dyer | Son | — | 18 | ~1922 |
| Alfred Dyer | Son | — | 14 | ~1926 |
| Rosetta Dyer | Head | — | 45 | ~1895 |
| Marie Davies | Other | — | 11 | ~1929 |
| Percy Williams | Son | — | 7 | ~1933 |
| Benard Banks | Son | — | 9 | ~1931 |
| Floyd Dyer | Son | — | 1 | ~1939 |
Census Appearances
1930
Jefferson, Mississippi
Son, age 9
Jefferson, Mississippi · implied b. ~1921 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dyer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | none |
| Can Read/Write | No |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Jefferson-County, Mississippi
Son, age 18
Jefferson-County, Mississippi · implied b. ~1922 — 8 household members
| Surname | Dyer |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Jefferson |
| Occupation | Farm hand |
| Industry | Farm |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 888 |
| Highest Grade | S 2 |
| 1935 Residence | Miss |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
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 Dyer across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Dyer
Son · 1940 · age 18 · b. ~1922 · Mississippi
★ You are viewing this record
Sibling
Percy Williams
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alfred Dyer
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Floyd Dyer
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Minnie Dyer
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Benard Banks
Sibling · 1940 · age 9
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 — Jefferson-County, Mississippi
Open full size
1940 US Federal Census — Jefferson-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02034-00211)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | David Dunmore | 16 | Son | Laborer | Mississippi |
| 2 | Henrietta Dunmore | 15 | Daughter | Laborer | Mississippi |
| 3 | Katie L. Dunmore | 14 | Daughter | Laborer | Mississippi |
| 4 | Archie M. D. Haley | 30 | Head | Mechanic | Mississippi |
| 5 | Dannah Haley | 24 | Wife | — | Mississippi |
| 6 | Luther Pennington | 25 | Head | Proprietor | Mississippi |
| 7 | Eleanor B. Pennington | 25 | Wife | — | Mississippi |
| 8 | Flynn E. Pennington | 3 | Son | — | Mississippi |
| 9 | Rosetta B. Dyer | 45 | Head | Farmer | Mississippi |
| 10 | William Dyer THIS PERSON | 18 | Son | Farm Hand | Mississippi |
| 11 | Alfred Dyer | 14 | Son | Farm Hand | Mississippi |
| 12 | Benard Banks | 9 | Son | — | Mississippi |
| 13 | Percy Williams | 7 | Son | — | Mississippi |
| 14 | Minnie T. Dyer | 3 | Daughter | — | Mississippi |
| 15 | Floyd T. Dyer | 1 | Son | — | Mississippi |
| 16 | Marie Davies | 11 | Friend | — | Mississippi |
| 17 | Avilliam Ware | 22 | Head | Farmer | Mississippi |
| 18 | Lenora B. Ware | 20 | Wife | Farmer | Mississippi |
| 19 | M. Allein Coffey | 38 | Head | Secretary | Mississippi |
| 20 | Edward Lampam | 6 | Son | — | Mississippi |
| 21 | Emanuel Oliver | 22 | Nephew | Farm Hand | Mississippi |
| 22 | Hiram B. Brisco | 65 | Head | Farm Hand | Mississippi |
| 23 | Frank Davis | 45 | Head | Farmer | Mississippi |
| 24 | Major Davis | 24 | Son | Laborer | Mississippi |
| 25 | Mertis Jr. Davis | 22 | Son | Wagoner | Mississippi |
| 26 | Vernell Davis | 20 | Son | Truck Driver | Mississippi |
| 27 | Noralee Davis | 14 | Son | Farm Hand | Mississippi |
| 28 | Marie B. Davis | 16 | Daughter | — | Mississippi |
| 29 | Joanna Davis | 14 | Daughter | — | Mississippi |
| 30 | Robert Jr. Davis | 12 | Son | — | Mississippi |
| 31 | Earl E. Davis | 10 | Son | — | Mississippi |
| 32 | Hazel Mae Davis | 8 | Daughter | — | Mississippi |
| 33 | I. Mary Davis | 7 | Niece | — | Mississippi |
| 34 | David Davis | 16 | Cousin | — | Mississippi |
| 35 | Mack Johnson | 42 | Uncle | — | Mississippi |
| 36 | Henry B. Brown | 47 | Head | Farmer | Mississippi |
| 37 | Carrie Brown | 36 | Wife | — | Mississippi |
| 38 | Mary Brown | 16 | Daughter | — | Mississippi |
| 39 | H. B. Brown | 10 | Son | — | Mississippi |
| 40 | Eddie James Brown | 12 | Daughter | — | Mississippi |
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)