RB
Robert Blair — 1930 US Census Record
Model Tree available1930 United States Federal Census · Fulton, Georgia
Our Model Tree links this Robert Blair across the 1910, 1920 and 1930 US Censuses in Fulton, Georgia (XGBoost, ~Confirmed), with identified parents Robert & Robert — first a son (b.~1909), then head of a 3-person household.
Age 21
b. ~1909
Male
Son
Born: Georgia
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Fulton, Georgia |
| Surname | Blair |
| Given Name | Robert C. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Oregon |
| Mother's Birthplace | Georgia |
| Additional Details | |
| Occupation | Salesman |
| Industry | Office equipment |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
| Occupation | Salesman |
| Township / Ward | Atlanta Borough |
| Est. Birth Year | ~1909 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Nella Blair | Other | — | 48 | ~1882 |
| Robert Blair | Head | — | 55 | ~1875 |
| Robert Blair | Son | — | 21 | ~1909 |
Census Appearances
1910
Fulton, Georgia
Son, age 1
Fulton, Georgia · implied b. ~1909 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blair |
| Given Name | Robert C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Oregon |
| Mother's Birthplace | Georgia |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1920
Fulton, Georgia
Son, age 10
Fulton, Georgia · implied b. ~1910 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Blair |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Oregon |
| Mother's Birthplace | Georgia |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
1930
Fulton, Georgia
Son, age 21
Fulton, Georgia · implied b. ~1909 — 3 household members
| Surname | Blair |
| Given Name | Robert C. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | Georgia |
| Father's Birthplace | Oregon |
| Mother's Birthplace | Georgia |
| Occupation | Salesman |
| Industry | Office equipment |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Georgia |
| Birth Country | United States |
| Birthplace (normalized) | georgia |
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 Fulton, Georgia, using XGBoost record linkage. Identified parents: father Robert Blair (~0.92 confidence) and father Robert Blair (~0.92 confidence) and father Robert Blair (~0.92 confidence) and mother Kella Blair (~0.92 confidence) and mother Nelle Blair (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Blair
b. ~1875
Source father
● Household
· direct · ~0.92
Father
Robert Blair
b. ~1875
Source father
● Household
· direct · ~0.92
Father
Robert Blair
b. ~1877
Source father
● Household
· direct · ~0.92
Mother
Kella Blair
b. ~1883
Source mother
● Household
· direct · ~0.92
Mother
Nelle Blair
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Blair
Son · 1930 · age 21 · b. ~1909 · Georgia
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Fulton, Georgia
Open full size
1930 US Federal Census — Fulton, Georgia
Page Contents
36 people indexed on this census page (ia:1930:georgiacensus00reel363:0397)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | William C. Donald | 62 | Head | Decorator | Scotland |
| 2 | Betsy Donald | 52 | Wife H | None | Scotland |
| 3 | William Williamson | 45 | Head | Foreman | Scotland |
| 4 | Edith Williamson | 35 | Wife H | None | Georgia |
| 5 | Donald Williamson | 10 | Son | None | Georgia |
| 6 | Robert C. Blair | 55 | Head | Service Mechanic | Oregon |
| 7 | Nella C. Blair | 48 | Wife H | None | Georgia |
| 8 | Robert C. Jr. Blair THIS PERSON | 21 | Son | Salesman | Georgia |
| 9 | George D. Ray | 38 | Head | Textile Engineer | Georgia |
| 10 | May L. Ray | 32 | Wife H | None | Alabama |
| 11 | George D. Jr. Ray | 12 | Son | None | Alabama |
| 12 | Ralph P. Henderson | 34 | Head | Electrician | Georgia |
| 13 | Gertrude M. Henderson | 30 | Wife H | None | Pennsylvania |
| 14 | James P. Henderson | 2 | Son | None | Georgia |
| 15 | Ellington E. Mandeville | 30 | Head | Painter | Georgia |
| 16 | Clyde Mandeville | 22 | Wife H | None | Florida |
| 17 | Madge Cash | 29 | Head | Clerical | Florida |
| 18 | Margaret Cash | 10 | Daughter | None | Georgia |
| 19 | June Cash | 8 | Daughter | None | Georgia |
| 20 | James Wallace | 33 | Head | Clerical | Florida |
| 21 | Edith Wallace | 28 | Wife H | Stenographer | Alabama |
| 22 | Winifred Simmons | 30 | Head | Waitress | Florida |
| 23 | Antoinette Simmons | 10 | Daughter | None | Georgia |
| 24 | Willie Simmons | 8 | Daughter | None | Georgia |
| 25 | Mabel Wood | 25 | Head | Bookkeeper | Georgia |
| 26 | Sarah Harris | 22 | Roomer | Stenographer | Georgia |
| 27 | Lillie Haskett | 30 | Roomer | Seamstress | Georgia |
| 28 | Florence Wood | 23 | Roomer | Teacher | Georgia |
| 29 | Martha Wood | 20 | Roomer | Nurse | Georgia |
| 30 | M. Terry Jr. Strozier | 29 | Head | Foreman | Georgia |
| 31 | Miriam C. Strozier | 25 | Wife H | None | Georgia |
| 32 | Anne D. Strozier | 1 | Daughter | None | Georgia |
| 33 | Raymond J. Wallace | 26 | Head | Clerk | Florida |
| 34 | Mattie Lou Wallace | 21 | Wife H | None | Georgia |
| 49 | Harvey Dyer | 49 | Head | Painter | Alabama |
| 50 | Lizzie Dyer | 34 | Wife H | Maid | Alabama |
Pedigree Summary
Robert
Gen 1 · 5 parents
~0.92
Max depth 4 (1900–1950 window)
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)