JD
John Dunlap — 1940 US Census Record
Model Tree available1940 United States Federal Census · Blount-County, Tennessee
Our Model Tree links this John Dunlap across the 1910, 1920, 1930 and 1940 US Censuses in Blount-County, Tennessee (XGBoost, ~Confirmed), with identified parents William & Minnie — first a head (b.~1901), then head of a 4-person household.
Age 39
b. ~1901
Male
Head
Born: Tennessee
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Blount-County, Tennessee |
| Surname | Dunlap |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | Maryville city |
| 1935 Residence (County) | Blount |
| Additional Details | |
| Occupation | Laborer |
| Industry | Aluminum Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1140 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Occupation | Laborer |
| Township / Ward | Maryville City |
| Est. Birth Year | ~1901 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Mildred Dunlap | Daughter | — | 9 | ~1931 |
| Pauline Dunlap | Daughter | — | 11 | ~1929 |
| John Dunlap | Head | — | 39 | ~1901 |
| Lucy Dunlap | Spouse | — | 30 | ~1910 |
Census Appearances
1910
Blount, Tennessee
Son, age 9
Blount, Tennessee · implied b. ~1901 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunlap |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1920
Blount, Tennessee
Son, age 18
Blount, Tennessee · implied b. ~1902 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunlap |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Industry | On farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1930
Blount, Tennessee
Son, age 28
Blount, Tennessee · implied b. ~1902 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Dunlap |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Blount-County, Tennessee
Head, age 39
Blount-County, Tennessee · implied b. ~1901 — 4 household members
| Surname | Dunlap |
| Given Name | John |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | Maryville city |
| 1935 Residence (County) | Blount |
| Occupation | Laborer |
| Industry | Aluminum Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 1140 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| 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 John Dunlap across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Dunlap (~0.92 confidence) and mother Minnie Dunlap (~0.92 confidence) and father William Dunlap (~0.92 confidence) and mother Minna Dunlap (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Dunlap
b. ~1854
Source father
● Household
· direct · ~0.92
Mother
Minnie Dunlap
b. ~1864
Source mother
● Household
· direct · ~0.92
Father
William Dunlap
b. ~1865
Source father
● Household
· direct · ~0.92
Mother
Minna Dunlap
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
John Dunlap
Head · 1940 · age 39 · b. ~1901 · Tennessee
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Blount-County, Tennessee
Open full size
1940 US Federal Census — Blount-County, Tennessee
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-03874-00305)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Joe Gamble | 40 | Head | Laborer | Tennessee |
| 2 | Irene Gamble | 36 | Wife | — | Tennessee |
| 3 | Bonnie Gamble | 8 | Daughter | — | Tennessee |
| 4 | Wilma Gamble | 7 | Daughter | — | Tennessee |
| 5 | Robert Gamble | 7 | Son | — | Tennessee |
| 6 | Shirley Gamble | 5 | Daughter | — | Tennessee |
| 7 | Irene Gamble | 3 | Daughter | — | Tennessee |
| 8 | Nora Hudgeon | 48 | Head | — | Tennessee |
| 9 | John Hudgeon | 15 | Son | Cannery Work | Tennessee |
| 10 | Opal Hudgeon | 15 | Daughter | Cannery Work | Tennessee |
| 11 | Ruth Hudgeon | 14 | Daughter | — | Tennessee |
| 12 | Billy Hudgeon | 5 | Son | — | Tennessee |
| 13 | Susan Thompson | 70 | Head | — | Tennessee |
| 14 | Cora Thompson | 40 | Daughter | — | Tennessee |
| 15 | John White | 37 | Head | Brickworker | Tennessee |
| 16 | Nettie White | 28 | Wife | — | Tennessee |
| 17 | Mildred White | 10 | Daughter | — | Tennessee |
| 18 | William White | 5 | Son | — | Tennessee |
| 19 | John Jr White | 0 | Son | — | Tennessee |
| 20 | Roosevelt Jones | 38 | Head | Ice + Coal Business | North Carolina |
| 21 | Betty Jones | 37 | Wife | — | Tennessee |
| 22 | Roosevelt Jr Jones | 13 | Son | — | Tennessee |
| 23 | Marie Jones | 9 | Daughter | — | Tennessee |
| 24 | Jimmy Jones | 6 | Son | — | Tennessee |
| 25 | Ruth Jones | 3 | Daughter | — | Tennessee |
| 26 | John Dunlap THIS PERSON | 39 | Head | Laborer | Tennessee |
| 27 | Lucy Dunlap | 30 | Wife | — | Tennessee |
| 28 | Pauline Dunlap | 11 | Daughter | — | Tennessee |
| 29 | Mildred Dunlap | 9 | Daughter | — | Tennessee |
| 30 | Thomas Hatcher | 56 | Head | Laborer | Tennessee |
| 31 | Nola Hatcher | 36 | Wife | — | Tennessee |
| 32 | Raymond Hatcher | 17 | Son | Shop Hand | Tennessee |
| 33 | Geneva Hatcher | 14 | Daughter | — | Tennessee |
| 34 | Flossie Hatcher | 12 | Daughter | — | Tennessee |
| 35 | Joyce Hatcher | 4 | Daughter | — | Tennessee |
| 36 | Maggie Buckner | 58 | Head | — | Tennessee |
| 37 | Howard Buckner | 34 | Son | Laborer | Tennessee |
| 38 | George Buckner | 15 | Son | Clerk | Tennessee |
| 39 | Goldman Jones | 65 | Head | Ice + Coal Business | North Carolina |
| 40 | Lidie Jones | 65 | Wife | — | Tennessee |
Pedigree Summary
John
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)