JG
James Griffin — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Coahoma-County, Mississippi
Our Model Tree links this James Griffin across the 1930 and 1940 US Censuses in Coahoma-County, Mississippi (XGBoost, ~Confirmed) — first a son (b.~1930), then head of a 12-person household.
Age 10
b. ~1930
Male
Son
Born: Mississippi
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Coahoma-County, Mississippi |
| Surname | Griffin |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 2 |
| 1935 Residence (County) | Coahoma |
| Additional Details | |
| Income (1939) | 0 |
| Highest Grade | No 2 |
| 1935 Residence | Same place |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
| Township / Ward | Beat 2 |
| Est. Birth Year | ~1930 |
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.
12 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Frances Griffin | Daughter | — | 6 | ~1934 |
| Mary Griffin | Daughter | — | 1 | ~1939 |
| Dorothy Griffin | Daughter | — | 12 | ~1928 |
| Josie Griffin | Daughter | — | 8 | ~1932 |
| Willemenia Griffin | Daughter | — | 16 | ~1924 |
| Vera Griffin | Daughter | — | 5 | ~1935 |
| Frances Griffin | Head | — | 36 | ~1904 |
| Robert Griffin | Son | — | 15 | ~1925 |
| Leardie Griffin | Son | — | 9 | ~1931 |
| Ripley Griffin | Son | — | 3 | ~1937 |
| James Griffin | Son | — | 10 | ~1930 |
| Riley Griffin | Spouse | — | 27 | ~1913 |
Census Appearances
1930
Coahoma, Mississippi
Son, age 3
Coahoma, Mississippi · implied b. ~1927 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Griffin |
| Given Name | Jim Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Mississippi |
| Father's Birthplace | Mississippi |
| Mother's Birthplace | Mississippi |
| Occupation | none |
| Birth State | Mississippi |
| Birth Country | United States |
| Birthplace (normalized) | mississippi |
1940
Coahoma-County, Mississippi
Son, age 10
Coahoma-County, Mississippi · implied b. ~1930 — 12 household members
| Surname | Griffin |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Mississippi |
| 1935 Residence (City) | Beat 2 |
| 1935 Residence (County) | Coahoma |
| Income (1939) | 0 |
| Highest Grade | No 2 |
| 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 Griffin across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Griffin
Son · 1940 · age 10 · b. ~1930 · Mississippi
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Sibling
Mary Griffin
Sibling · 1940 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Griffin
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ripley Griffin
Sibling · 1940 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Vera Griffin
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Willemenia Griffin
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Josie Griffin
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dorothy Griffin
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Frances Griffin
Sibling · 1940 · age 6
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Leardie Griffin
Sibling · 1940 · age 9
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 — Coahoma-County, Mississippi
Open full size
1940 US Federal Census — Coahoma-County, Mississippi
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-02016-00749)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William D. Davenport | 19 | Head | Farmer | Mississippi |
| 2 | Ola May Davenport | 16 | Sister | — | Mississippi |
| 3 | Le Roy Davenport | 14 | Brother | — | Illinois |
| 4 | Hosea Davenport | 13 | Brother | — | Mississippi |
| 5 | Ruby Stein Davenport | 9 | Sister | — | Mississippi |
| 6 | Thelma Davenport | 6 | Sister | — | Mississippi |
| 7 | L. J. Davenport | 4 | Brother | — | Mississippi |
| 8 | Jim Rickey | 31 | Uncle | Farm Laborer | Mississippi |
| 9 | Ella Rickey | 26 | Aunt | — | Mississippi |
| 10 | Frances Q. Griffin | 36 | Head | Farmer | Mississippi |
| 11 | Riley Griffin | 27 | Husband | Farm Laborer | Mississippi |
| 12 | Willemenia Griffin | 16 | Daughter | — | Mississippi |
| 13 | Robert Griffin | 15 | Son | — | Mississippi |
| 14 | Dorothy Griffin | 12 | Daughter | — | Mississippi |
| 15 | James Griffin THIS PERSON | 10 | Son | — | Mississippi |
| 16 | Leardie Griffin | 9 | Son | — | Mississippi |
| 17 | Josie Griffin | 8 | Daughter | — | Mississippi |
| 18 | Frances Griffin | 6 | Daughter | — | Mississippi |
| 19 | Vera Griffin | 5 | Daughter | — | Mississippi |
| 20 | Ripley Griffin | 3 | Son | — | Mississippi |
| 21 | Mary Lou Griffin | 1 | Daughter | — | Mississippi |
| 22 | Robert Jackson | 19 | Head | Tractor Driver | Mississippi |
| 23 | Henry Joyner | 59 | Head | Farmer | Tennessee |
| 24 | Caroline Q. Joyner | 46 | Wife | — | Mississippi |
| 25 | Nicola Joyner | 16 | Daughter | — | Mississippi |
| 26 | Joseph Joyner | 15 | Son | — | Mississippi |
| 27 | T. C. Joyner | 14 | Son | — | Mississippi |
| 28 | Theodore Joyner | 12 | Son | — | Mississippi |
| 29 | Thearthur Joyner | 9 | Son | — | Mississippi |
| 30 | Wesley Joyner | 9 | Son | — | Mississippi |
| 31 | Eula Gene Joyner | 6 | Son | — | Mississippi |
| 32 | Lenora Poindexter | 1 | Grand daughter | — | Mississippi |
| 33 | Sherman Oats | 45 | Head | Farmer | Arkansas |
| 34 | Susie Q. Oats | 35 | Wife | — | Mississippi |
| 35 | Eugene Q. Peeks | 44 | Head | Farmer | Mississippi |
| 36 | Ellen Peeks | 32 | Wife | — | Mississippi |
| 37 | Leonard Scott | 14 | Nephew | — | Arkansas |
| 38 | Angelic Clifton | 2 | Neice | — | Mississippi |
| 39 | Rosie Young | 79 | Mother in law | — | Mississippi |
| 40 | Waddell Young | 46 | Brother in law | Day Laborer | Mississippi |
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)