JC
James Chambers — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Grady, Oklahoma
Our Model Tree links this James Chambers across the 1930 and 1940 US Censuses in Grady, Oklahoma (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 14-person household.
Age 7
b. ~1923
Male
Son
Born: Arkansas
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Grady, Oklahoma |
| Surname | Chambers |
| Given Name | James C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Arkansas |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Arkansas |
| Additional Details | |
| Occupation | none |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
| Township / Ward | Chickasha City |
| Est. Birth Year | ~1923 |
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.
14 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Johnnie Chambers | Daughter | — | 16 | ~1914 |
| Myrtle Chambers | Daughter | — | 8 | ~1922 |
| James Chambers | Son | — | 7 | ~1923 |
| James Chambers | Head | — | 50 | ~1880 |
| Earl Chambers | Son | — | 10 | ~1920 |
| Opal Chambers | Daughter | — | 13 | ~1917 |
| Major Chambers | Son | — | 3 | ~1927 |
| Ruth Chambers | Daughter | — | 2 | ~1928 |
| May Chambers | Daughter | — | 22 | ~1908 |
| Ola Chambers | Daughter | — | 18 | ~1912 |
| Rosa Chambers | Daughter | — | 11 | ~1919 |
| Edgar Chambers | Son | — | 20 | ~1910 |
| Aubrey Chambers | Daughter | — | 5 | ~1925 |
| Dora Chambers | Spouse | — | 41 | ~1889 |
Census Appearances
1930
Grady, Oklahoma
Son, age 7
Grady, Oklahoma · implied b. ~1923 — 14 household members
| Surname | Chambers |
| Given Name | James C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Arkansas |
| Father's Birthplace | Kentucky |
| Mother's Birthplace | Arkansas |
| Occupation | none |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1940
Grady-County, Oklahoma
Son, age 17
Grady-County, Oklahoma · implied b. ~1923 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Chambers |
| Given Name | J C |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Arkansas |
| 1935 Residence (City) | Hillsboro twp |
| 1935 Residence (County) | Grady |
| Occupation | farm hand |
| Industry | farming |
| Class of Worker | NP |
| Hours Worked | 40 |
| Highest Grade | No 7 |
| 1935 Residence | Same place |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
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 Chambers across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Chambers
Son · 1930 · age 7 · b. ~1923 · Oklahoma
★ You are viewing this record
Sibling
Ola Chambers
Sibling · 1930 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosa Chambers
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
May Chambers
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Major Chambers
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Earl Chambers
Sibling · 1930 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Myrtle Chambers
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Johnnie Chambers
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ruth Chambers
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Aubrey Chambers
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Opal Chambers
Sibling · 1930 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edgar Chambers
Sibling · 1930 · age 20
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 — Grady, Oklahoma
Open full size
1930 US Federal Census — Grady, Oklahoma
Page Contents
50 people indexed on this census page (ia:1930:15thcensus1904unit:0224)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thelma Cole | 8 | Daughter | None | Louisiana |
| 2 | Charles H. Kemper | 54 | Head | Barber | Illinois |
| 3 | Maude G. Kemper | 48 | Wife | Examiner Census Bur | Illinois |
| 4 | Frank J. Gerdes | 32 | Head | Proprietor | Illinois |
| 5 | Ruth A. Gerdes | 29 | Wife | Assistant | Kansas |
| 6 | Leland Gerdes | 5 | Son | None | Oklahoma |
| 7 | James H. Chambers | 50 | Head | Farming | Kentucky |
| 8 | Dora L. Chambers | 41 | Wife | None | Arkansas |
| 9 | May E. Chambers | 22 | Daughter | None | Oklahoma |
| 10 | Edgar B. Chambers | 20 | Son | None | Oklahoma |
| 11 | Ola B. Chambers | 18 | Daughter | None | Arkansas |
| 12 | Johnnie S. Chambers | 16 | Daughter | None | Arkansas |
| 13 | Opal B. Chambers | 13 | Daughter | None | Oklahoma |
| 14 | Rosa L. Chambers | 11 | Daughter | None | Arkansas |
| 15 | Earl Chambers | 10 | Son | None | Arkansas |
| 16 | Myrtle E. Chambers | 8 | Daughter | None | Arkansas |
| 17 | James C. Chambers THIS PERSON | 7 | Son | None | Arkansas |
| 18 | Aubrey L. Chambers | 5 | Daughter | None | Arkansas |
| 19 | Major J. Chambers | 3 | Son | None | Arkansas |
| 20 | Ruth T. Chambers | 2 | Daughter | None | Arkansas |
| 21 | Vernon Rich | 40 | Head | Landscaper | North Carolina |
| 22 | Estella Rich | 30 | Wife | None | Tennessee |
| 23 | Malcolm Rich | 2 | Son | None | Oklahoma |
| 24 | John W. O'Leary | 29 | Head | Merchant | Texas |
| 25 | Jessie O'Leary | 24 | Wife | None | Oklahoma |
| 26 | Mary P. O'Leary | 2 | Daughter | None | Kansas |
| 27 | Albert T. Thompson | 33 | Head | Machinist Apprentice | Oklahoma |
| 28 | Jane R. Thompson | 25 | Wife | None | Oklahoma |
| 29 | Cecil T. Thompson | 8 | Son | None | Oklahoma |
| 30 | Douglas S. Thompson | 6 | Son | None | Oklahoma |
| 31 | Billie J. Thompson | 0 | Son | None | Oklahoma |
| 32 | Anna E. Hummel | 43 | Head | Nurse | Kansas |
| 33 | Argus K. Hummel | 16 | Son | Caddy | Arkansas |
| 34 | Grace V. Hummel | 14 | Daughter | None | Oklahoma |
| 35 | Claude L. Hummel | 12 | Son | None | Oklahoma |
| 36 | Mazo M. Hummel | 10 | Daughter | None | Oklahoma |
| 37 | Naomi J. Hummel | 7 | Daughter | None | Oklahoma |
| 38 | Charles R. Sherman | 46 | Head | Manager | Georgia |
| 39 | Eula Sherman | 44 | Wife | None | Texas |
| 40 | Estel G. Sherman | 22 | Son | Salesman | Oklahoma |
| 41 | Inez Sherman | 21 | Daughter-in-law | None | Oklahoma |
| 42 | John R. Sherman | 19 | Son | Salesman | Oklahoma |
| 43 | Charles R. Jr. Sherman | 14 | Son | None | Oklahoma |
| 44 | Willie V. Morman | 25 | Daughter | Saleslady | Texas |
| 45 | Joseph Hammock | 41 | Head | Traveling Salesman | North Carolina |
| 46 | Bessie S. Hammock | 36 | Wife | None | Oklahoma |
| 47 | James Hammock | 12 | Son | None | Oklahoma |
| 48 | Sylvester E. Green | 26 | Head | Bookkeeper | Arkansas |
| 49 | Nora E. Green | 24 | Wife | Stenographer | Arizona |
| 50 | Sylvester E. Jr. Green | 4 | Son | None | Oklahoma |
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)