MH
Mary Henderson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Harper-County, Kansas
Our Model Tree links this Mary Henderson across the 1920, 1930 and 1940 US Censuses in Harper-County, Kansas (XGBoost, ~Confirmed) — first a spouse (b.~1883), then head of a 3-person household.
Age 57
b. ~1883
Female
Spouse
Born: Tennessee
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Harper-County, Kansas |
| Surname | Henderson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | Spring Township |
| 1935 Residence (County) | Harper |
| Additional Details | |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
| Township / Ward | Spring Township |
| Est. Birth Year | ~1883 |
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 1940 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Elijah Henderson | Head | — | 62 | ~1878 |
| Luther Henderson | Son | — | 35 | ~1905 |
| Mary Henderson | Spouse | — | 57 | ~1883 |
Census Appearances
1920
Harper, Kansas
Spouse, age 38
Harper, Kansas · implied b. ~1882 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Henderson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 38 |
| Marital Status | Married |
| Birthplace | Tennessee |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1930
Harper, Kansas
Other, age 48
Harper, Kansas · implied b. ~1882 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Henderson |
| Given Name | Mary |
| Relationship to Head | Wife-H |
| Sex | F |
| Color / Race | White |
| Age | 48 |
| Marital Status | Married |
| Birthplace | Tennessee |
| Age at First Marriage | 21 |
| Father's Birthplace | Tennessee |
| Mother's Birthplace | Tennessee |
| Can Read/Write | Yes |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
1940
Harper-County, Kansas
Spouse, age 57
Harper-County, Kansas · implied b. ~1883 — 3 household members
| Surname | Henderson |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Tennessee |
| 1935 Residence (City) | Spring Township |
| 1935 Residence (County) | Harper |
| Highest Grade | H-4 |
| 1935 Residence | Same place |
| Birth State | Tennessee |
| Birth Country | United States |
| Birthplace (normalized) | tennessee |
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 Mary Henderson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Henderson
Spouse · 1940 · age 57 · b. ~1883 · 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 — Harper-County, Kansas
Open full size
1940 US Federal Census — Harper-County, Kansas
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01234-00442)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Elijah G. Henderson | 62 | Head | Farmer | Tennessee |
| 2 | Mary Henderson THIS PERSON | 57 | Wife | — | Tennessee |
| 3 | Luther E. Henderson | 35 | Son | Farmer | Tennessee |
| 4 | Lee D. Clarkson | 51 | Head | Farmer | Kansas |
| 5 | Mae Clarkson | 52 | Wife | — | Kansas |
| 6 | Donna Lee Clarkson | 16 | Daughter | — | Kansas |
| 7 | Jerry Clarkson | 12 | Son | — | Kansas |
| 8 | Leonadis B. Starkes | 40 | Head | Farmer | Oklahoma |
| 9 | Marie Starkes | 38 | Wife | — | Oklahoma |
| 10 | Donald Leon Starkes | 12 | Son | — | Kansas |
| 11 | Lon Leroy Starkes | 10 | Son | — | Kansas |
| 12 | Billy Gail Starkes | 5 | Son | — | Oklahoma |
| 13 | Shirley Marie Starkes | 4 | Daughter | — | Kansas |
| 14 | Melvin Wilson | 29 | Head | Farmer | Kansas |
| 15 | Dorothy Q. Wilson | 20 | Wife | — | Oklahoma |
| 16 | Shirley Jean Wilson | 1 | Daughter | — | Kansas |
| 17 | Loyd Burns | 15 | Brother-in-law | Farm Laborer | Oklahoma |
| 18 | Herbert W. Snyder | 52 | Head | Custodian | Kansas |
| 19 | Golda Snyder | 48 | Wife | — | Kansas |
| 20 | Maurita Snyder | 17 | Daughter | — | Kansas |
| 21 | Sadie Jones | 75 | Mother-in-law | — | Pennsylvania |
| 22 | Boyd W. Roderick | 43 | Head | Principal | Kansas |
| 23 | Julia O. Roderick | 44 | Wife | — | Kansas |
| 24 | Bryce William Roderick | 19 | Son | — | Kansas |
| 25 | Robert Eugene Roderick | 13 | Son | — | Kansas |
| 26 | Phyllis Mae Roderick | 9 | Daughter | — | Kansas |
| 27 | Margaret Wilma Roderick | 5 | Daughter | — | Kansas |
| 28 | Myron Willis Roderick | 5 | Son | — | Kansas |
| 29 | Richard A. Krysl | 25 | Head | Music Teacher | Kansas |
| 30 | Evelyn Krysl | 24 | Wife | — | Kansas |
| 31 | Para Stamm | 52 | Head | — | Kansas |
| 32 | Katherine Stamm | 20 | Daughter | Housekeeper | Kansas |
| 33 | Rena Stamm | 19 | Daughter | — | Kansas |
| 34 | Ruby Stamm | 15 | Daughter | — | Kansas |
| 35 | Charles Sharp | 43 | Head | Farm Laborer | Tennessee |
| 36 | Irene Sharp | 34 | Wife | — | Kansas |
| 37 | Chas Jr. Sharp | 4 | Son | — | Kansas |
| 38 | Mildred Sharp | 1 | Daughter | — | Kansas |
| 39 | Loeffel Paul Sharp | 17 | Stepson | Farm Laborer | California |
| 40 | Maurice A. Mcclintock | 33 | Head | Farmer | 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)