RJ
Robert Jackson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Sedgwick-County, Kansas
Our Model Tree links this Robert Jackson across the 1920, 1930 and 1940 US Censuses in Sedgwick-County, Kansas (XGBoost, ~Confirmed), with identified parents William & William — first a son (b.~1915), then head of a 7-person household.
Age 25
b. ~1915
Male
Son
Born: Kansas
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Sedgwick-County, Kansas |
| Surname | Jackson |
| Given Name | Robert C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Wichita city |
| 1935 Residence (County) | Sedgwick |
| Additional Details | |
| Occupation | cleaner |
| Industry | dry cleaning shop |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 496 |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Cleaner |
| Township / Ward | Wichita City |
| Est. Birth Year | ~1915 |
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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Robert | Age | Birth yr |
|---|---|---|---|---|
| William Jackson | Head | — | 59 | ~1881 |
| Orville Griffith | Other | — | 25 | ~1915 |
| Dora Peacock | Other | — | 49 | ~1891 |
| Madeline Spurrier | Other | — | 20 | ~1920 |
| Gordon Patterson | Other | — | 19 | ~1921 |
| Robert Jackson | Son | — | 25 | ~1915 |
| Anna Jackson | Spouse | — | 51 | ~1889 |
Census Appearances
1920
Sedgwick, Kansas
Son, age 4
Sedgwick, Kansas · implied b. ~1916 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Occupation | none |
| Can Read | No |
| Can Write | No |
| Speaks English | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Sedgwick, Kansas
Son, age 15
Sedgwick, Kansas · implied b. ~1915 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Sedgwick-County, Kansas
Son, age 25
Sedgwick-County, Kansas · implied b. ~1915 — 7 household members
| Surname | Jackson |
| Given Name | Robert C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Wichita city |
| 1935 Residence (County) | Sedgwick |
| Occupation | cleaner |
| Industry | dry cleaning shop |
| Class of Worker | PW |
| Hours Worked | 4 |
| Income (1939) | 496 |
| Highest Grade | H 3 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Jackson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Jackson (~0.92 confidence) and father William Jackson (~0.92 confidence) and mother Ella Jackson (~0.92 confidence) and mother Anna Jackson (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Jackson
b. ~1884
Source father
● Household
· direct · ~0.92
Father
William Jackson
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Ella Jackson
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Anna Jackson
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Jackson
Son · 1940 · age 25 · b. ~1915 · Kansas
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Sedgwick-County, Kansas
Open full size
1940 US Federal Census — Sedgwick-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01273-00196)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Lura Epley | 16 | Sister | Curb Girl | Oklahoma |
| 42 | Robert Cheshire | 20 | Lodger | Attendant | Oklahoma |
| 43 | Don Brown | 49 | Head | Speculator | Kansas |
| 44 | Hazel D. Brown | 36 | Wife | — | Kansas |
| 45 | Ruth Brown | 17 | Daughter | — | Kansas |
| 46 | Carrol Dodge | 49 | Boarder | — | Missouri |
| 47 | Trewell Fandlee | 28 | Daughter | Linker | Missouri |
| 48 | Harry Fandlee | 1 | Son | — | Kansas |
| 49 | Lenora Gorges | 45 | Head | Lodging House Keeper | Kansas |
| 50 | Vincent Olivier | 31 | Lodger | Clerk | Kansas |
| 51 | Amy Olivier | 27 | Lodger | — | New Mexico |
| 52 | Jack Olivier | 2 | Lodger | — | Kansas |
| 53 | Geo Riffel | 31 | Lodger | Salesman | Kansas |
| 54 | Helen Riffel | 24 | Lodger | — | Kansas |
| 55 | Fred Turner | 24 | Lodger | Salesman | Iowa |
| 56 | Rose Turner | 19 | Lodger | Checker | Oklahoma |
| 57 | Martha Wellhake | 58 | Head | — | Illinois |
| 58 | Ray Showalter | 28 | Lodger | Repairman | Kansas |
| 59 | Helen Bordenberg | 23 | Lodger | Maid | Kansas |
| 60 | Francis Wilson | 31 | Head | Repairman | Kansas |
| 61 | Sylvia Wilson | 31 | Wife | — | Oklahoma |
| 62 | Gilbert Wilson | 11 | Son | — | Kansas |
| 63 | Francis Wilson | 9 | Son | — | Kansas |
| 64 | Dwayne Wilson | 2 | Son | — | Kansas |
| 65 | Edward Conley | 67 | Head | — | Indiana |
| 66 | Lillie Conley | 66 | Wife | — | New York |
| 67 | Elbert Buchanan | 59 | Head | 52 | Kansas |
| 68 | Anna Buchanan | 56 | Wife | — | Oklahoma |
| 69 | William Jackson | 59 | Head | Cleaner | Iowa |
| 70 | Anna Jackson | 51 | Wife | — | Kansas |
| 71 | Robert C. Jackson THIS PERSON | 25 | Son | Cleaner | Kansas |
| 72 | Madeline Spurrier | 20 | Lodger | Stenographer | Kansas |
| 73 | Orville Griffith | 25 | Lodger | Clerical | Kansas |
| 74 | Gordon Patterson | 19 | Lodger | Dental Worker | Minnesota |
| 75 | Dora Peacock | 49 | Lodger | Junior Clerk | Missouri |
| 76 | James Donaphant | 47 | Head | Salesman | Missouri |
| 77 | Ada Donaphant | 45 | Wife | — | Indiana |
| 78 | James Donaphant | 22 | Son | 16 | Kansas |
| 79 | Harry L. George | 53 | Head | Brick Mason | Kansas |
| 80 | E. Elizabeth George | 46 | Wife | — | Kansas |
Pedigree Summary
Robert
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)