JD
James Duncan — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Prentiss, Mississippi
Our Model Tree links this James Duncan across the 1930 and 1940 US Censuses in Prentiss, Mississippi (XGBoost, ~Confirmed) — first a son (b.~1916), then head of a 9-person household.
Age 14
b. ~1916
Male
Son
Born: Mississippi
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Prentiss, Mississippi |
| Surname | Duncan |
| Given Name | James F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Mississippi |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Township / Ward | Beat 1 Part |
| Est. Birth Year | ~1916 |
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.
9 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Mary Duncan | Daughter | — | 15 | ~1915 |
| James Duncan | Head | — | 33 | ~1897 |
| Jeff Duncan | Son | — | 10 | ~1920 |
| William Duncan | Son | — | 6 | ~1924 |
| James Duncan | Son | — | 14 | ~1916 |
| Ben Duncan | Son | — | 8 | ~1922 |
| Paul Duncan | Son | — | 5 | ~1925 |
| John Duncan | Son | — | 12 | ~1918 |
| Maud Duncan | Spouse | — | 32 | ~1898 |
Census Appearances
1930
Prentiss, Mississippi
Son, age 14
Prentiss, Mississippi · implied b. ~1916 — 9 household members
| Surname | Duncan |
| Given Name | James F |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 14 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Mississippi |
| Can Read/Write | Yes |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Prentiss-County, Mississippi
Son, age 23
Prentiss-County, Mississippi · implied b. ~1917 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duncannon |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 1 |
| 1935 Residence (County) | Prentiss |
| Occupation | Laborer |
| Industry | W. P. A. |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 240 |
| Highest Grade | Hs 4 |
| 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 James Duncan across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Duncan
Son · 1930 · age 14 · b. ~1916 · Mississippi
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Sibling
John Duncan
Sibling · 1930 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Duncan
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Duncan
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Duncan
Sibling · 1930 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jeff Duncan
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ben Duncan
Sibling · 1930 · age 8
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
1930 US Federal Census — Prentiss, Mississippi
Open full size
1930 US Federal Census — Prentiss, Mississippi
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1163unit:1143)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | James B Floyd | 50 | Head | Farmer | North Carolina |
| 2 | Sarah E Floyd | 41 | Wife | — | Alabama |
| 3 | Walter L Floyd | 21 | Son | Farmer | Mississippi |
| 4 | Helen E Floyd | 12 | Daughter | — | Mississippi |
| 5 | James A Floyd | 8 | Son | — | Mississippi |
| 6 | William Robinson | 51 | Head | — | Alabama |
| 7 | Leona Robinson | 46 | Wife | Farmer | Alabama |
| 8 | Mamie Robinson | 25 | Daughter | — | Mississippi |
| 9 | Ora J Robinson | 22 | Daughter | — | Mississippi |
| 10 | Zilla Robinson | 18 | Daughter | — | Mississippi |
| 11 | Bessie Robinson | 12 | Daughter | Seamstress | Mississippi |
| 12 | Hettie G Robinson | 10 | Daughter | — | Mississippi |
| 13 | Jas P Parker | 30 | Head | Farmer | North Carolina |
| 14 | Goldie Parker | 25 | Wife | — | Mississippi |
| 15 | William G Parker | 4 | Son | — | Mississippi |
| 16 | Mary C Parker | 2 | Daughter | — | Mississippi |
| 17 | Charles H Parker | 1 | Son | — | Mississippi |
| 18 | Ernest E Gambill | 31 | Head | Farmer | Tennessee |
| 19 | May Gambill | 27 | Wife | — | Mississippi |
| 20 | Ernest A Gambill | 5 | Son | — | Mississippi |
| 21 | Charles H Gambill | 3 | Son | — | Mississippi |
| 22 | Jim H Strange | 17 | Step-son | — | Mississippi |
| 23 | John W Clark | 46 | Hired hand | Laborer | Alabama |
| 24 | Jasper Gunn | 30 | Head | Laborer | Alabama |
| 25 | Dottie B Gunn | 19 | Wife | Farmer | Mississippi |
| 26 | Calvin A Johnston | 27 | Head | Farmer | Mississippi |
| 27 | Bertha E Johnston | 23 | Wife | — | Alabama |
| 28 | Royal G Johnston | 3 | Son | — | Mississippi |
| 29 | Ethel M Johnston | 1 | Daughter | — | Mississippi |
| 30 | Himbell Cotta | 24 | Boarder | — | Mississippi |
| 31 | James Duncan | 33 | Head | Farmer | Alabama |
| 32 | Maud E Duncan | 32 | Wife | Seamstress | Mississippi |
| 33 | Mary R Duncan | 15 | Daughter | — | Mississippi |
| 34 | James F Duncan THIS PERSON | 14 | Son | — | Mississippi |
| 35 | John R Duncan | 12 | Son | — | Mississippi |
| 36 | Jeff R Duncan | 10 | Son | — | Mississippi |
| 37 | Ben A Duncan | 8 | Son | — | Mississippi |
| 38 | William E Duncan | 6 | Son | — | Mississippi |
| 39 | Paul E Duncan | 5 | Son | — | Mississippi |
| 40 | William B Raburn | 39 | Head | Operator | Mississippi |
| 41 | Mattie E Raburn | 38 | Wife | — | Mississippi |
| 42 | Ethel M Raburn | 15 | Daughter | — | Mississippi |
| 43 | William B Jr Raburn | 13 | Son | — | Mississippi |
| 44 | William B Raburn | 78 | Father | — | Mississippi |
| 45 | Tom Johnston | 57 | Head | Farmer | Mississippi |
| 46 | Effie Johnston | 57 | Wife | — | Mississippi |
| 47 | Charles G Johnston | 14 | Son | — | Mississippi |
| 48 | Harlan Johnston | 12 | Son | — | Mississippi |
| 49 | Lee H Johnston | 8 | Son | — | Mississippi |
| 50 | Lillian Johnston | 6 | Daughter | — | Mississippi |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1930 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)