JD
James Duncan — 1920 US Census Record
Linked across censuses1920 United States Federal Census · None, None
Our Model Tree links this James Duncan across the 1920 and 1930 US Censuses (XGBoost, ~Confirmed) — first a son (b.~1914), then head of a 10-person household.
Age 6
b. ~1914
Male
Son
Born: Alabama
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | None, None |
| Surname | Duncan |
| Given Name | James H. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Additional Details | |
| Occupation | none |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Township / Ward | Lexington Precinct |
| Est. Birth Year | ~1914 |
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 1920 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Nellie Duncan | Daughter | — | 16 | ~1904 |
| Gertie Duncan | Daughter | — | 5 | ~1915 |
| Ollie Duncan | Daughter | — | 8 | ~1912 |
| Emma Duncan | Daughter | — | 1 | ~1919 |
| W Duncan | Head | — | 42 | ~1878 |
| William Duncan | Son | — | 15 | ~1905 |
| James Duncan | Son | — | 6 | ~1914 |
| John Duncan | Son | — | 11 | ~1909 |
| Buford Duncan | Son | — | 9 | ~1911 |
| Mattie Duncan | Spouse | — | 40 | ~1880 |
Census Appearances
1920
None, None
Son, age 6
None, None · implied b. ~1914 — 10 household members
| Surname | Duncan |
| Given Name | James H. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | none |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
None, None
Son, age 17
None, None · implied b. ~1913 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Duncan |
| Given Name | Jameson |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Laborer |
| Industry | Farm |
| Class of Worker | VVVV |
| Can Read/Write | Yes |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 (1920 and 1930) in None, None, using XGBoost record linkage.
Show:
This person
Anchor record
James Duncan
Son · 1920 · age 6 · b. ~1914 · None
★ You are viewing this record
Sibling
Emma Duncan
Sibling · 1920 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Buford Duncan
Sibling · 1920 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
John Duncan
Sibling · 1920 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Nellie Duncan
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Duncan
Sibling · 1920 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Gertie Duncan
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ollie Duncan
Sibling · 1920 · 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
1920 US Federal Census — None, None
Open full size
1920 US Federal Census — None, None
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu027unit:0145)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Annie J. Johnston | 12 | daughter | None | Texas |
| 52 | David B. Johnston | 12 | son | None | Texas |
| 53 | Luke L. Allen | 64 | head | Farmer | Alabama |
| 54 | Martha F. Allen | 50 | wife | None | Alabama |
| 55 | Beauford J. Allen | 22 | son | None | Alabama |
| 56 | Clara M. Allen | 19 | daughter | Salesman | Alabama |
| 57 | Otis H. Allen | 17 | son | Farm Laborer | Alabama |
| 58 | Pearlie A. Allen | 15 | daughter | Farm Laborer | Alabama |
| 59 | Luther H. Allen | 13 | son | Farm Laborer | Alabama |
| 60 | Nola M. Allen | 12 | daughter | Farm Laborer | Alabama |
| 61 | Almon B. Allen | 10 | son | Farm Laborer | Alabama |
| 62 | Walter C. Allen | 8 | son | Farm Laborer | Alabama |
| 63 | L. Robert | 25 | head | Farmer | Alabama |
| 64 | Alma L. Robert | 21 | wife | None | Alabama |
| 65 | Edward A. Robert | 3 | son | None | Alabama |
| 66 | Bennie J. Thigpen | 21 | head | Farmer | Alabama |
| 67 | Alona Thigpen | 17 | wife | None | Alabama |
| 68 | Odis A. Fulks | 22 | head | Farmer | Alabama |
| 69 | Lera M. Fulks | 20 | wife | None | Alabama |
| 70 | William S. Briggs | 64 | head | Farmer | Alabama |
| 71 | Adeline Briggs | 63 | wife | None | Alabama |
| 72 | Lula M. Briggs | 25 | daughter | None | Alabama |
| 73 | George T. Briggs | 23 | son | Farm Laborer | Alabama |
| 74 | Floyd R. Allen | 20 | head | Farmer | Alabama |
| 75 | Nellie M. Allen | 18 | wife | None | Alabama |
| 76 | W. Duncan | 42 | head | Farmer | Alabama |
| 77 | Mattie E. Duncan | 40 | wife | None | Alabama |
| 78 | Nellie V. Duncan | 16 | daughter | None | Alabama |
| 79 | William H. Duncan | 15 | son | Farm Laborer | Alabama |
| 80 | John W. Duncan | 11 | son | Farm Laborer | Alabama |
| 81 | Buford D. Duncan | 9 | son | None | Alabama |
| 82 | Ollie A. Duncan | 8 | daughter | None | Alabama |
| 83 | James H. Duncan THIS PERSON | 6 | son | None | Alabama |
| 84 | Gertie R. Duncan | 5 | daughter | None | Alabama |
| 85 | Emma P. Duncan | 1 | daughter | None | Alabama |
| 86 | Robert W. Davis | 64 | head | None | Alabama |
| 87 | Amanda Davis | 58 | wife | Farmer | Alabama |
| 88 | Janet N. Posey | 82 | mother-in-law | None | Alabama |
| 89 | Mary A. Pruitt | 42 | head | None | Alabama |
| 90 | Columbus Pruitt | 20 | son | Farm Laborer | Alabama |
| 91 | Mattie E. Pruitt | 14 | daughter | Farm Laborer | Alabama |
| 92 | Georgia L. Pruitt | 12 | daughter | Farm Laborer | Alabama |
| 93 | Andrew B. Pruitt | 10 | daughter | None | Alabama |
| 94 | William H. Pruitt | 13 | son | None | Alabama |
| 95 | Myrtle T. Pruitt | 11 | daughter | None | Alabama |
| 96 | James Mcclahan | 55 | head | Farm Laborer | Alabama |
| 97 | Annie Mcclahan | 30 | wife | Farm Laborer | Alabama |
| 98 | Ramon H. Mcclahan | 8 | son | Farmer | Alabama |
| 99 | Bertha M. Mcclahan | 6 | daughter | None | Alabama |
| 100 | Pauline A. Mcclahan | 4 | daughter | None | Alabama |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)