JD
James Duncan — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Wayne-County, Michigan
Our Model Tree links this James Duncan across the 1920, 1930 and 1940 US Censuses in Wayne-County, Michigan (XGBoost, ~Confirmed) — first a head (b.~1897), then head of a 3-person household.
Age 43
b. ~1897
Male
Head
Born: Tennessee
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Wayne-County, Michigan |
| Surname | Duncan |
| Given Name | James H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | DETROIT CITY |
| 1935 Residence (County) | WAYNE |
| Additional Details | |
| Occupation | Truck Driver |
| Industry | Freight Trucking |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 990 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Occupation | Truck Driver |
| Township / Ward | Detroit City |
| Est. Birth Year | ~1897 |
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.
3 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| James Duncan | Head | — | 43 | ~1897 |
| Orson Duncan | Son | — | 19 | ~1921 |
| Bernice Duncan | Spouse | — | 41 | ~1899 |
Census Appearances
1920
Wayne, Michigan
Other, age 23
Wayne, Michigan · implied b. ~1897 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duncan |
| Given Name | James |
| Relationship to Head | Boarder |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Trimmer |
| Industry | Auto Body Co. |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1930
Wayne, Michigan
Head, age 34
Wayne, Michigan · implied b. ~1896 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duncan |
| Given Name | James |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Tennessee |
| Age at First Marriage | 25 |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Occupation | Truck Driver |
| Industry | Self |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 30.00 |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Wayne-County, Michigan
Head, age 43
Wayne-County, Michigan · implied b. ~1897 — 3 household members
| Surname | Duncan |
| Given Name | James H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | DETROIT CITY |
| 1935 Residence (County) | WAYNE |
| Occupation | Truck Driver |
| Industry | Freight Trucking |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 990 |
| Highest Grade | No 7 |
| 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 James Duncan across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
James Duncan
Head · 1940 · age 43 · b. ~1897 · Michigan
★ 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 — Wayne-County, Michigan
Open full size
1940 US Federal Census — Wayne-County, Michigan
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-01891-00847)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Jeanette A. Helgren | 3 | Daughter | — | Michigan |
| 2 | Claude L. Holland | 34 | Head | Designer | Indiana |
| 3 | Emily R. Holland | 39 | Wife | — | Michigan |
| 4 | Dolores C. Holland | 9 | Daughter | — | Michigan |
| 5 | Louise M. Holland | 7 | Daughter | — | Michigan |
| 6 | Claude L. Holland | 0 | Son | — | Michigan |
| 8 | Earl L. Severs | 32 | Head | Engineer | Arkansas |
| 9 | Dimple Severs | 31 | Wife | — | Tennessee |
| 10 | Earlene J. Severs | 11 | Daughter | — | Michigan |
| 11 | Robert J. Severs | 8 | Son | — | Michigan |
| 12 | William F. Macintosh | 32 | Head | Stone Mason | Scotland |
| 13 | Gladys G. Macintosh | 30 | Wife | — | Michigan |
| 14 | Claude B. Hawkins | 48 | Head | Railway Mail Clerk | Michigan |
| 15 | Emma A. Hawkins | 42 | Wife | — | Michigan |
| 16 | Claude B. Jr. Hawkins | 18 | Son | — | Michigan |
| 17 | Jeanne L. Hawkins | 14 | Daughter | — | Michigan |
| 18 | Lois M. Hawkins | 10 | Daughter | — | Michigan |
| 19 | George W. Hawkins | 8 | Son | — | Michigan |
| 20 | Donald P. Hawkins | 5 | Son | — | Michigan |
| 21 | James H. Duncan THIS PERSON | 43 | Head | Truck Driver | Tennessee |
| 22 | Bernice D. Duncan | 41 | Wife | — | Canada-English |
| 23 | Orson L. Duncan | 19 | Son | Machine Operator | Michigan |
| 24 | Allen B. Loosee | 49 | Head | Maintenance | Michigan |
| 25 | Ruth M. Loosee | 43 | Wife | Teacher | Michigan |
| 26 | Robert A. Loosee | 26 | Son | Collector | Michigan |
| 27 | Fred C. Mccloskey | 39 | Head | Painter | Canada-English |
| 28 | Ethel G. Mccloskey | 36 | Wife | — | Canada-English |
| 29 | Donald F. Mccloskey | 11 | Son | — | Michigan |
| 30 | Marjorie E. Mccloskey | 8 | Daughter | — | Michigan |
| 31 | G. Harold Yoder | 32 | Head | Janitor | Pennsylvania |
| 32 | Mabel M. Yoder | 30 | Wife | — | Pennsylvania |
| 33 | Edward H. Yoder | 6 | Son | — | Michigan |
| 34 | Donald R. Yoder | 4 | Son | — | Michigan |
| 35 | Fenwick Saville | 43 | Head | Pipe Fitter | Canada-English |
| 36 | Ruth E. Saville | 18 | Daughter | Waitress | Canada-English |
| 37 | Mary M. Saville | 13 | Daughter | — | Michigan |
| 38 | Charles J. Lewis | 31 | Head | Machinist | Canada-English |
| 39 | Margaret Lewis | 34 | Wife | — | Michigan |
| 40 | Joan M. Lewis | 13 | Daughter | — | Michigan |
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)