RB
Robert Blair — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Ouachita, Arkansas
Our Model Tree links this Robert Blair across the 1910, 1920 and 1930 US Censuses in Ouachita, Arkansas (XGBoost, ~Confirmed) — first a head (b.~1882), then head of a 9-person household.
Age 48
b. ~1882
Male
Head
Born: Arkansas
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Ouachita, Arkansas |
| Surname | Blair |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Arkansas |
| Age at First Marriage | 22 |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Arkansas |
| Additional Details | |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Veteran | No |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
| Occupation | Farmer |
| Township / Ward | Marion Township |
| Est. Birth Year | ~1882 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Willie Blair | Son | — | 16 | ~1914 |
| John Blair | Son | — | 7 | ~1923 |
| Roberta Blair | Daughter | — | 23 | ~1907 |
| Bertha Blair | Other | — | 35 | ~1895 |
| Robert Blair | Head | — | 48 | ~1882 |
| Elmer Blair | Daughter | — | 15 | ~1915 |
| Coy Blair | Son | — | 11 | ~1919 |
| Lillie Blair | Daughter | — | 13 | ~1917 |
| Robert Blair | Son | — | 9 | ~1921 |
Census Appearances
1910
Ouachita, Arkansas
Head, age 25
Ouachita, Arkansas · implied b. ~1885 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blair |
| Given Name | Robert |
| Relationship to Head | head |
| Sex | M |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Married |
| Birthplace | Arkansas |
| Years Married | 5 |
| Mother's Birthplace | Arkansas |
| Occupation | Farmer |
| Industry | General farm |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1920
Ouachita, Arkansas
Head, age 39
Ouachita, Arkansas · implied b. ~1881 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blair |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Arkansas |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Arkansas |
| Occupation | Farmer |
| Industry | Truck Farm |
| Class of Worker | OA |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Arkansas |
| Birth Country | United States |
| Birthplace (normalized) | arkansas |
1930
Ouachita, Arkansas
Head, age 48
Ouachita, Arkansas · implied b. ~1882 — 9 household members
| Surname | Blair |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Arkansas |
| Age at First Marriage | 22 |
| Father's Birthplace | Arkansas |
| Mother's Birthplace | Arkansas |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Veteran | No |
| 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 Blair across 3 US Census years (1910, 1920 and 1930) in Ouachita, Arkansas, using XGBoost record linkage.
Show:
This person
Anchor record
Robert Blair
Head · 1930 · age 48 · b. ~1882 · Arkansas
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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:0066)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Effie Liza Ryan | 19 | Daughter | — | Arkansas |
| 2 | Louisa Rhodes | 50 | Head | Farmer | Arkansas |
| 3 | Mary Rhodes | 58 | Sister | — | Arkansas |
| 4 | Robert Cook | 37 | Head | Farmer | Arkansas |
| 5 | Carrie Cook | 37 | Wife-H | — | Arkansas |
| 6 | Norman W. Cook | 15 | Son | Farm Laborer | Arkansas |
| 7 | James B. Cook | 14 | Son | Farm Laborer | Arkansas |
| 8 | Sophilia Cook | 12 | Daughter | — | Arkansas |
| 9 | Shell Cook | 11 | Son | Farm Laborer | Arkansas |
| 10 | Robert Jr. Cook | 8 | Son | — | Arkansas |
| 11 | Beatrice Cook | 7 | Daughter | — | Arkansas |
| 12 | Annie May Cook | 5 | Daughter | — | Arkansas |
| 13 | Willie May Cook | 4 | Daughter | — | Arkansas |
| 14 | Edna Cook | 2 | Daughter | — | Arkansas |
| 15 | Robert Porchia | 25 | Head | Farmer | Arkansas |
| 16 | Pearl Porchia | 24 | Wife | — | Arkansas |
| 17 | Mollie Smith | 50 | Mother-in-law | Farm Laborer | Arkansas |
| 18 | Fred Brown | 23 | Head | Farmer | Arkansas |
| 19 | Annie Lee Brown | 22 | Wife-H | — | Arkansas |
| 20 | Wallace E. Brown | 0 | Son | — | Arkansas |
| 21 | Jim Thomas | 39 | Head | Farmer | Arkansas |
| 22 | Alice Thomas | 34 | Wife | — | Arkansas |
| 23 | Mandell Thomas | 12 | Daughter | — | Arkansas |
| 24 | Zilma Thomas | 10 | Daughter | — | Arkansas |
| 25 | Thinell Thomas | 8 | Daughter | — | Arkansas |
| 26 | Kemelind Thomas | 6 | Daughter | — | Arkansas |
| 27 | Oliver Thomas | 5 | Son | — | Arkansas |
| 28 | Wilbert Thomas | 3 | Son | — | Arkansas |
| 29 | Ida M. Thomas | 2 | Daughter | — | Arkansas |
| 30 | Henry Crawford | 57 | Head | Farmer | Arkansas |
| 31 | Julia Crawford | 50 | Wife-H | — | Arkansas |
| 32 | Mance Crawford | 18 | Daughter | Farm Laborer | Arkansas |
| 33 | Mollie Crawford | 17 | Daughter | Farm Laborer | Arkansas |
| 34 | Steve Crawford | 15 | Son | Farm Laborer | Arkansas |
| 35 | Robert Crawford | 13 | Son | Farm Laborer | Arkansas |
| 36 | William Crawford | 11 | Son | Farm Laborer | Arkansas |
| 37 | Annie M. Crawford | 8 | Daughter | — | Arkansas |
| 38 | Killing B. Hodnett | 72 | Head | Farmer | Georgia |
| 39 | Mamie E. Hodnett | 64 | Wife-H | — | Georgia |
| 40 | Emma Hodnett | 37 | Daughter | Teacher | Georgia |
| 41 | Richard Hodnett | 31 | Son | Farm Laborer | Georgia |
| 42 | Robert Blair THIS PERSON | 48 | Head | Farmer | Arkansas |
| 43 | Bertha Blair | 35 | Wife-H | — | Arkansas |
| 44 | Roberta Blair | 23 | Daughter | Farm Laborer | Arkansas |
| 45 | Willie Blair | 16 | Son | Farm Laborer | Arkansas |
| 46 | Elmer L. Blair | 15 | Daughter | — | Arkansas |
| 47 | Lillie May Blair | 13 | Daughter | — | Arkansas |
| 48 | Coy Blair | 11 | Son | — | Arkansas |
| 49 | Robert Jr. Blair | 9 | Son | — | Arkansas |
| 50 | John Blair | 7 | Son | — | 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)