RL
Robert Lambert — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Ouachita, Arkansas
Our Model Tree links this Robert Lambert across the 1930 and 1940 US Censuses in Ouachita, Arkansas (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 10-person household.
Age 10
b. ~1920
Male
Son
Born: Arkansas
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Ouachita, Arkansas |
| Surname | Lambert |
| Given Name | Robert L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Arkansas |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Arkansas |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
| Township / Ward | Union Township |
| Est. Birth Year | ~1920 |
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 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Sister Lambert | Daughter | — | ~1930 | |
| Sippora Lambert | Other | — | 31 | ~1899 |
| Maurice Driver | Other | — | 1 | ~1929 |
| Louise Driver | Other | — | 13 | ~1917 |
| Evelyn Lambert | Daughter | — | 5 | ~1925 |
| Robert Lambert | Son | — | 10 | ~1920 |
| Robert Lambert | Head | — | 36 | ~1894 |
| Rosie Lambert | Daughter | — | 11 | ~1919 |
| Clarence Lambert | Son | — | 2 | ~1928 |
| Lafayette Lambert | Son | — | 8 | ~1922 |
Census Appearances
1930
Ouachita, Arkansas
Son, age 10
Ouachita, Arkansas · implied b. ~1920 — 10 household members
| Surname | Lambert |
| Given Name | Robert L |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Arkansas |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Arkansas |
| Can Read/Write | Yes |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1940
Ouachita-County, Arkansas
Other, age 20
Ouachita-County, Arkansas · implied b. ~1920 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Lambert |
| Given Name | R. E. |
| Relationship to Head | Lodger |
| Sex | M |
| Color / Race | Black |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Arkansas |
| 1935 Residence (City) | R |
| 1935 Residence (County) | Ouachita |
| Occupation | Laborer |
| Industry | Saw Mill |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 100 |
| Highest Grade | No 5 |
| 1935 Residence | Arkansas |
| 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 Robert Lambert across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Lambert
Son · 1930 · age 10 · b. ~1920 · Arkansas
★ You are viewing this record
Sibling
Evelyn Lambert
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lafayette Lambert
Sibling · 1930 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Rosie Lambert
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Clarence Lambert
Sibling · 1930 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Sister Lambert
Sibling · 1930 · age
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 — Ouachita, Arkansas
Open full size
1930 US Federal Census — Ouachita, Arkansas
Page Contents
50 people indexed on this census page (ia:1930:15thcensus87usce:0230)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Daisy L Brazil | 27 | Daughter | — | Arkansas |
| 2 | Lewis H Brazil | 25 | Son | Farm Laborer | Arkansas |
| 3 | Richard H Brazil | 20 | Son | Farm Laborer | Arkansas |
| 4 | Ola Brazil | 18 | Daughter | — | Arkansas |
| 5 | James H Brazil | 57 | Head | Farmer | Arkansas |
| 6 | Alice Brazil | 53 | Wife-H | — | Mississippi |
| 7 | Addie Brazil | 25 | Daughter | Teacher | Arkansas |
| 8 | James Brazil | 19 | Son | Section Laborer | Arkansas |
| 9 | Reuben Brazil | 17 | Son | — | Arkansas |
| 10 | Thomas Brazil | 14 | Son | — | Arkansas |
| 11 | Annie Mctavis | 75 | Mother-in-law | — | Mississippi |
| 12 | Walter J Sullivan | 62 | Head | Farmer | Arkansas |
| 13 | Hattie V Sullivan | 41 | Wife-H | — | Arkansas |
| 14 | Marie Sullivan | 7 | Daughter | — | Arkansas |
| 15 | Roscoe Martin | 26 | Step son | Farmer | Arkansas |
| 16 | Raymond Martin | 15 | Step son | Farmer | Arkansas |
| 17 | Lottie M Martin | 15 | Step daughter | — | Arkansas |
| 18 | Henry S Sullivan | 92 | Father | — | Mississippi |
| 19 | Charlie E Brazil | 68 | Head | Farmer | Arkansas |
| 20 | Mary Brazil | 62 | Wife-H | — | Mississippi |
| 21 | Bernice Brazil | 21 | Son | Brakeman | Arkansas |
| 22 | Nettie Juniel | 25 | Daughter | — | Arkansas |
| 23 | Charlie T Gregory | 14 | Grandson | — | Arkansas |
| 24 | Frank Brazil | 29 | Head | Farmer | Arkansas |
| 25 | Gladys Brazil | 28 | Wife-H | — | Arkansas |
| 26 | Maggie Williams | 53 | Mother-in-law | — | Arkansas |
| 27 | Andrew Brazil | 23 | Head | Farmer | Arkansas |
| 28 | Fay Brazil | 21 | Wife-H | — | Arkansas |
| 29 | Horace Brazil | 3 | Son | — | Arkansas |
| 30 | Perry G Brazil | 65 | Head | Farmer | Arkansas |
| 31 | Jane P Brazil | 62 | Wife-H | — | Arkansas |
| 32 | Roland Brazil | 19 | Son | Section Laborer | Arkansas |
| 33 | Jake Preston | 73 | Brother-in-law | — | Arkansas |
| 34 | Alex Anthony | 30 | Head | Farmer | Arkansas |
| 35 | Leona Anthony | 24 | Wife-H | — | Arkansas |
| 36 | Mary E Anthony | 7 | Daughter | — | Arkansas |
| 37 | James R Anthony | 6 | Son | — | Arkansas |
| 38 | Emma Clemens | 31 | Sister-in-law | — | Arkansas |
| 39 | Robert Lambert | 36 | Head | Farmer | Arkansas |
| 40 | Sippora Lambert | 31 | Wife-H | — | Arkansas |
| 41 | Rosie L Lambert | 11 | Daughter | — | Arkansas |
| 42 | Robert L Lambert THIS PERSON | 10 | Son | — | Arkansas |
| 43 | Lafayette Lambert | 8 | Son | — | Arkansas |
| 44 | Evelyn Lambert | 5 | Daughter | — | Arkansas |
| 45 | Clarence Lambert | 2 | Son | — | Arkansas |
| 46 | Sister Lambert | 0 | Daughter | — | Arkansas |
| 47 | Louise Driver | 13 | Step daughter | — | Texas |
| 48 | Maurice Driver | 1 | Grandson | — | Arkansas |
| 49 | Martin Staugh | 40 | Head | Farmer | Arkansas |
| 50 | Ola C Staugh | 39 | Wife-H | — | Arkansas |
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)