RK
Robert Knight — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Mobile, Alabama
Our Model Tree links this Robert Knight across the 1910, 1920 and 1930 US Censuses in Mobile, Alabama (XGBoost, ~Confirmed) — first a head (b.~1873), then head of a 11-person household.
Age 57
b. ~1873
Male
Head
Born: Alabama
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Mobile, Alabama |
| Surname | Knight |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 23 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Additional Details | |
| Occupation | Farmer |
| Industry | Cotton Farm |
| Class of Worker | OA |
| Can Read/Write | No |
| Home Owned/Rented | R |
| Home Value / Rent | 17 |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
| Occupation | Farmer |
| Township / Ward | Crawfords Precinct 26 |
| Est. Birth Year | ~1873 |
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.
11 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| Vance Knight | Daughter | — | 15 | ~1915 |
| Frances Knight | Daughter | — | 19 | ~1911 |
| Robert Knight | Head | — | 57 | ~1873 |
| Bertha Knight | Other | — | 2 | ~1928 |
| Willie Hills | Other | — | 5 | ~1925 |
| Leonard Hills | Other | — | 3 | ~1927 |
| Lilly Knight | Other | — | 57 | ~1873 |
| David Knight | Son | — | 13 | ~1917 |
| Alphonse Knight | Son | — | 20 | ~1910 |
| Albert Knight | Son | — | 9 | ~1921 |
| Debra Knight | Son | — | 18 | ~1912 |
Census Appearances
1910
Mobile, Alabama
Head, age 39
Mobile, Alabama · implied b. ~1871 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Alabama |
| Years Married | 13 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Laborer |
| Industry | Saw mill |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1920
Mobile, Alabama
Head, age 48
Mobile, Alabama · implied b. ~1872 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Knight |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Alabama |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Laborer |
| Industry | Viner Mill |
| Class of Worker | W |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Home Owned/Rented | R |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
1930
Mobile, Alabama
Head, age 57
Mobile, Alabama · implied b. ~1873 — 11 household members
| Surname | Knight |
| Given Name | Robert |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | Black |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Alabama |
| Age at First Marriage | 23 |
| Father's Birthplace | Alabama |
| Mother's Birthplace | Alabama |
| Occupation | Farmer |
| Industry | Cotton Farm |
| Class of Worker | OA |
| Can Read/Write | No |
| Home Owned/Rented | R |
| Home Value / Rent | 17 |
| Birth State | Alabama |
| Birth Country | United States |
| Birthplace (normalized) | alabama |
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 Knight across 3 US Census years (1910, 1920 and 1930) in Mobile, Alabama, using XGBoost record linkage.
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This person
Anchor record
Robert Knight
Head · 1930 · age 57 · b. ~1873 · Alabama
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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 — Mobile, Alabama
Open full size
1930 US Federal Census — Mobile, Alabama
Page Contents
49 people indexed on this census page (ia:1930:15thcensus41usce:0070)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Caswell Z. Howell | 41 | Head | Carpenter | Alabama |
| 2 | Caroline Howell | 39 | Wife-H | — | Alabama |
| 3 | Idis Howell | 18 | Daughter | — | Alabama |
| 4 | Gertrude Howell | 16 | Daughter | — | Alabama |
| 5 | Leona Howell | 13 | Daughter | — | Alabama |
| 6 | Annie Howell | 11 | Daughter | — | Alabama |
| 7 | Amos Howell | 9 | Son | — | Alabama |
| 8 | Ida Howell | 7 | Daughter | — | Alabama |
| 9 | Alice Howell | 4 | Daughter | — | Alabama |
| 10 | Chris Howell | 26 | Head | Farmer | Alabama |
| 11 | Anna V. Howell | 20 | Wife-H | — | Mississippi |
| 12 | James E. Howell | 4 | Son | — | Alabama |
| 13 | George E. Howell | 2 | Son | — | Alabama |
| 14 | William Howell | 0 | Son | — | Alabama |
| 15 | Sarah Howell | 58 | Mother | — | Alabama |
| 16 | Winton W. Dunn | 30 | Head | Farming | Alabama |
| 17 | Lula I. Dunn | 28 | Wife-H | — | Alabama |
| 18 | Joyce L. Dunn | 6 | Daughter | — | Alabama |
| 19 | Grady W. Dunn | 2 | Son | — | Alabama |
| 20 | Leonard E. Dunn | 0 | Son | — | Alabama |
| 21 | Charley B. Smith | 37 | Boarder | Labour | Alabama |
| 22 | Jack Williams | 56 | Head | Farmer | Georgia |
| 23 | Lizzie Williams | 26 | Wife-H | — | Alabama |
| 24 | Jack Jr. Williams | 6 | Son | — | Mississippi |
| 25 | Beatrice Williams | 5 | Daughter | — | Mississippi |
| 26 | Mary L. Williams | 4 | Daughter | — | Mississippi |
| 27 | Catherine Williams | 3 | Daughter | — | Alabama |
| 28 | Rufus Williams | 2 | Son | — | Alabama |
| 29 | George Williams | 0 | Son | — | Alabama |
| 30 | Robert Knight THIS PERSON | 57 | Head | Farmer | Alabama |
| 31 | Lilly Knight | 57 | Wife-H | — | Alabama |
| 32 | Alphonse Knight | 20 | Son | Farmer | Alabama |
| 33 | Debra Knight | 18 | Son | Labour | Alabama |
| 34 | Vance Knight | 15 | Daughter | — | Alabama |
| 35 | David Knight | 13 | Son | — | Alabama |
| 36 | Albert Knight | 9 | Son | — | Alabama |
| 37 | Frances Knight | 19 | Daughter | — | Alabama |
| 38 | Bertha Knight | 2 | Grandchild | — | Alabama |
| 39 | Willie M. Hills | 5 | Niece | — | Alabama |
| 40 | Leonard Hills | 3 | Nephew | — | Alabama |
| 41 | Alex Locke | 32 | Head | Farmer | Alabama |
| 42 | Almetta Locke | 33 | Wife-H | — | Alabama |
| 43 | Rosaville Locke | 7 | Son | — | Alabama |
| 44 | Robert Locke | 5 | Son | — | Alabama |
| 45 | Rosa Locke | 4 | Daughter | — | Alabama |
| 46 | Reuben Locke | 3 | Son | — | Alabama |
| 47 | Mozella Locke | 1 | Daughter | — | Alabama |
| 48 | John M. Simmons | 71 | Head | Labour | Mississippi |
| 49 | John T. Nuttall | 55 | Head | Farmer | Michigan |
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)