MJ
Mattie Jackson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Johnson-County, Kansas
Our Model Tree links this Mattie Jackson across the 1920, 1930 and 1940 US Censuses in Johnson-County, Kansas (XGBoost, ~Confirmed) — first a head (b.~1890), then head of a 2-person household.
Age 50
b. ~1890
Female
Head
Born: Missouri
Widowed
1940 Census Record Details
| Census Year | 1940 |
| Location | Johnson-County, Kansas |
| Surname | Jackson |
| Given Name | Mattie |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | Black |
| Age | 50 |
| Marital Status | Widowed |
| Birthplace | Missouri |
| 1935 Residence (City) | Olathe City |
| 1935 Residence (County) | Johnson |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
| Township / Ward | Olathe City |
| Est. Birth Year | ~1890 |
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.
2 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Mattie | Age | Birth yr |
|---|---|---|---|---|
| Pauline Jackson | Daughter | — | 20 | ~1920 |
| Mattie Jackson | Head | — | 50 | ~1890 |
Census Appearances
1920
Johnson, Kansas
Spouse, age 32
Johnson, Kansas · implied b. ~1888 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Mattie |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | Black |
| Age | 32 |
| Marital Status | Married |
| Birthplace | Missouri |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1930
Johnson, Kansas
Other, age 40
Johnson, Kansas · implied b. ~1890 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jackson |
| Given Name | Mattie |
| Relationship to Head | Head-H |
| Sex | F |
| Color / Race | Black |
| Age | 40 |
| Marital Status | Widowed |
| Birthplace | Missouri |
| Age at First Marriage | 18 |
| Father's Birthplace | Missouri |
| Mother's Birthplace | Missouri |
| Occupation | Laundress |
| Industry | Private Home |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 200 |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
1940
Johnson-County, Kansas
Head, age 50
Johnson-County, Kansas · implied b. ~1890 — 2 household members
| Surname | Jackson |
| Given Name | Mattie |
| Relationship to Head | Head |
| Sex | F |
| Color / Race | Black |
| Age | 50 |
| Marital Status | Widowed |
| Birthplace | Missouri |
| 1935 Residence (City) | Olathe City |
| 1935 Residence (County) | Johnson |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Missouri |
| Birth Country | United States |
| Birthplace (normalized) | missouri |
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 Mattie Jackson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Mattie Jackson
Head · 1940 · age 50 · b. ~1890 · Kansas
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Johnson-County, Kansas
Open full size
1940 US Federal Census — Johnson-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01237-00579)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Patricia Ann Shipman | 3 | Daughter | — | Kansas |
| 2 | Lucurn Locke | 18 | Daughter | — | Kansas |
| 3 | Betty Anderson | 16 | Daughter | — | Kansas |
| 4 | Mary Louise Anderson | 1 | Grand Daught | — | Kansas |
| 5 | Abraham Hayes | 60 | Head | — | Pennsylvania |
| 6 | Elizabeth Florence Alexander | 70 | Lodger | — | Illinois |
| 7 | James Alexander | 67 | Lodger | — | Kansas |
| 8 | Henry Clarady | 69 | Head | — | Missouri |
| 9 | Eleja Clarady | 73 | Wife | — | Missouri |
| 10 | Charles Elmore | 56 | Head | Section Hand | Tennessee |
| 11 | Maude Elmore | 58 | Wife | — | Virginia |
| 12 | John Henry Pratt | 39 | Head | Section Hand | Kansas |
| 13 | Willa Pratt | 40 | Wife | Cook | Missouri |
| 14 | Violet Jackson | 16 | Niece | — | Kansas |
| 15 | Margaret Jackson | 12 | Niece | — | Kansas |
| 16 | June Talbert | 19 | M | — | Missouri |
| 17 | Jesse Clark | 45 | Head | — | Kansas |
| 18 | Mattie Jackson THIS PERSON | 50 | Head | — | Missouri |
| 19 | Pauline Jackson | 20 | Daughter | — | Kansas |
| 20 | Joseph Groszels | 32 | Head | Laborer | Illinois |
| 21 | Ruby Groszels | 26 | Wife | — | Missouri |
| 22 | James Groszels | 10 | Son | — | Kansas |
| 23 | Frank Lee Groszels | 8 | Son | — | Missouri |
| 24 | Joseph A Groszels | 6 | Son | — | Kansas |
| 25 | Robert Groszels | 0 | Son | — | Kansas |
| 26 | James Reeves | 59 | Head | Proprietor | Kansas |
| 27 | Pearl Reeves | 54 | Wife | — | Missouri |
| 28 | Nina Reeves | 87 | Mother | — | New York |
| 29 | Herbert Julien | 56 | Head | Proprietor | Kansas |
| 30 | Anna Julien | 51 | Wife | — | Kansas |
| 31 | Isabelle Julien | 17 | Daughter | School Teacher | Kansas |
| 32 | Harlan Lanter | 55 | Head | Proprietor | Kansas |
| 33 | Zell Lanter | 53 | Wife | — | Missouri |
| 34 | Harlan Jr Lanter | 21 | Son | — | Kansas |
| 35 | August Schubert | 65 | Head | — | Kansas |
| 36 | Margaret Schubert | 60 | Wife | — | Kansas |
| 37 | Agnes Schubert | 30 | Daughter | Teller | Kansas |
| 38 | Francis Schubert | 28 | Daughter | Stenographer | Missouri |
| 39 | M. E. S. Andrews | 60 | Head | Proprietor | Missouri |
| 40 | Carrie Berry | 58 | Servant | House Work | Missouri |
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)