JD
John Dunlap — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Union-County, Mississippi
Our Model Tree links this John Dunlap across the 1930 and 1940 US Censuses in Union-County, Mississippi (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 10-person household.
Age 19
b. ~1921
Male
Son
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Union-County, Mississippi |
| Surname | Dunlap |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat #4 |
| 1935 Residence (County) | Issaquena |
| Additional Details | |
| Occupation | Laborer |
| Industry | Park Development |
| Class of Worker | PW |
| Hours Worked | 22 |
| Income (1939) | 135 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Occupation | Laborer |
| Township / Ward | Beat 4 |
| Est. Birth Year | ~1921 |
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 John | Age | Birth yr |
|---|---|---|---|---|
| Katie Dunlap | Daughter | — | 7 | ~1933 |
| Dollie Dunlap | Spouse | — | 37 | ~1903 |
| Dorthy Dunlap | Daughter | — | 4 | ~1936 |
| Gerald Dunlap | Son | — | 2 | ~1938 |
| Charles Dunlap | Son | — | 12 | ~1928 |
| John Dunlap | Head | — | 42 | ~1898 |
| Dewey Dunlap | Son | — | 16 | ~1924 |
| John Dunlap | Son | — | 19 | ~1921 |
| Francis Dunlap | Son | — | 9 | ~1931 |
| Margaret Dunlap | Daughter | — | 14 | ~1926 |
Census Appearances
1930
Union, Mississippi
Son, age 9
Union, Mississippi · implied b. ~1921 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunlap |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Can Read/Write | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Union-County, Mississippi
Son, age 19
Union-County, Mississippi · implied b. ~1921 — 10 household members
| Surname | Dunlap |
| Given Name | John W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat #4 |
| 1935 Residence (County) | Issaquena |
| Occupation | Laborer |
| Industry | Park Development |
| Class of Worker | PW |
| Hours Worked | 22 |
| Income (1939) | 135 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| 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 John Dunlap across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Dunlap
Son · 1940 · age 19 · b. ~1921 · Mississippi
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Sibling
Francis Dunlap
Sibling · 1940 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Katie Dunlap
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorthy Dunlap
Sibling · 1940 · age 4
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Charles Dunlap
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gerald Dunlap
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dewey Dunlap
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Dunlap
Sibling · 1940 · age 14
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 — Union-County, Mississippi
Open full size
1940 US Federal Census — Union-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02072-00533)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Madie Foster | 22 | Wife | — | Mississippi |
| 2 | Raice Foster | 5 | Son | — | Mississippi |
| 3 | Agnes Foster | 17 | Daughter | Farm Labor | Mississippi |
| 4 | David Blaylock | 47 | Head | Laborer | Mississippi |
| 5 | Minnie R. Blaylock | 44 | Wife | — | Mississippi |
| 6 | Millie H. Blaylock | 18 | Son | — | Mississippi |
| 7 | Coy Blaylock | 13 | Daughter | — | Mississippi |
| 8 | Rosa Blaylock | 8 | Son | — | Mississippi |
| 9 | Collier M. Floyd | 73 | Head | Farmer | Mississippi |
| 10 | Nancy C. Floyd | 71 | Wife | — | Mississippi |
| 11 | Benjamin O. Darling | 67 | Head | Farmer | Mississippi |
| 12 | Edward Darling | 30 | Son | Construction | Mississippi |
| 13 | Carrie Darling | 24 | Daughter-in-law | — | Mississippi |
| 14 | Adark O. Darling | 3 | Grandson | — | Mississippi |
| 15 | Andrew Mcclelland | 66 | Head | Farmer | Mississippi |
| 16 | Mattie Mcclelland | 35 | Wife | — | Alabama |
| 17 | Carter Mcclelland | 17 | Son | — | Mississippi |
| 18 | Hobbie Mcclelland | 14 | Daughter | — | Mississippi |
| 19 | Felix Mcclelland | 6 | Son | — | Mississippi |
| 20 | Eala M. Mcclelland | 2 | Daughter | — | Mississippi |
| 21 | Minnie Cox | 62 | Head | — | Mississippi |
| 22 | Herbert Summerlin | 38 | Son | — | Mississippi |
| 23 | Rosco Mcbryde | 43 | Brother | Farm Labor | Mississippi |
| 24 | John H. Dunlap | 42 | Head | Farmer | Mississippi |
| 25 | Dollie A. Dunlap | 37 | Wife | — | Mississippi |
| 26 | John W. Dunlap THIS PERSON | 19 | Son | Laborer | Mississippi |
| 27 | Dewey G. Dunlap | 16 | Son | — | Mississippi |
| 28 | Margaret E. Dunlap | 14 | Daughter | — | Mississippi |
| 29 | Charles E. Dunlap | 12 | Son | — | Mississippi |
| 30 | Francis L. Dunlap | 9 | Son | — | Mississippi |
| 31 | Katie L. Dunlap | 7 | Daughter | — | Mississippi |
| 32 | Dorthy A. Dunlap | 4 | Daughter | — | Mississippi |
| 33 | Gerald W. Dunlap | 2 | Son | — | Mississippi |
| 34 | Susan Speaks | 66 | Head | — | Mississippi |
| 35 | Maie Jones | 40 | Daughter | — | Mississippi |
| 36 | William T. Daniel | 67 | Head | Farmer | Mississippi |
| 37 | Fannie Daniel | 60 | Sister | — | Mississippi |
| 38 | Clarence M. Daniel | 58 | Brother | Farm Labor | Mississippi |
| 39 | William J. Pannell | 37 | Head | Farmer | Mississippi |
| 40 | Nora G. Pannell | 30 | Wife | — | Mississippi |
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)