MJ
Mary Johns — 1930 US Census Record
Model Tree available1930 United States Federal Census · Nemaha, Kansas
Our Model Tree links this Mary Johns across the 1920, 1930 and 1940 US Censuses in Nemaha, Kansas (XGBoost, ~Confirmed), with identified parents John & John — first a daughter (b.~1920), then head of a 5-person household.
Age 10
b. ~1920
Female
Daughter
Born: Kansas
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Nemaha, Kansas |
| Surname | Johns |
| Given Name | Mary M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Township / Ward | Sabetha City |
| Est. Birth Year | ~1920 |
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.
5 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Loyal Johns | Head | — | 41 | ~1889 |
| Mary Johns | Daughter | — | 10 | ~1920 |
| Guy Johns | Son | — | 3 | ~1927 |
| Phila Johns | Spouse | — | 39 | ~1891 |
| Helen Johns | Daughter | — | 5 | ~1925 |
Census Appearances
1920
Nemaha, Kansas
Daughter, age
Nemaha, Kansas · implied b. ~1920 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johns |
| Given Name | Mary M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 0 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Kansas |
| Mother's Birthplace | Kansas |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Nemaha, Kansas
Daughter, age 10
Nemaha, Kansas · implied b. ~1920 — 5 household members
| Surname | Johns |
| Given Name | Mary M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 10 |
| 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
Nemaha-County, Kansas
Daughter, age 20
Nemaha-County, Kansas · implied b. ~1920 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johns |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 20 |
| Marital Status | Single |
| Birthplace | Kansas |
| 1935 Residence (City) | Sabetha city |
| 1935 Residence (County) | Nemaha |
| Occupation | Clerk |
| Industry | City |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 600 |
| Highest Grade | Hs 4 |
| 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 Mary Johns across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Johns (~0.92 confidence) and father John Johns (~0.92 confidence) and father Loyal Johns (~0.92 confidence) and mother Hester Johns (~0.92 confidence) and mother Hester Johns (~0.92 confidence) and mother Phila Johns (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Johns
b. ~1889
Source father
● Household
· direct · ~0.92
Father
John Johns
b. ~1886
Source father
● Household
· direct · ~0.92
Father
Loyal Johns
b. ~1889
Source father
● Household
· direct · ~0.92
Mother
Hester Johns
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Hester Johns
b. ~1894
Source mother
● Household
· direct · ~0.92
Mother
Phila Johns
b. ~1891
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Mary Johns
Daughter · 1930 · age 10 · b. ~1920 · Kansas
★ You are viewing this record
Sibling
Guy Johns
Sibling · 1930 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Johns
Sibling · 1930 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Nemaha, Kansas
Open full size
1930 US Federal Census — Nemaha, Kansas
Page Contents
50 people indexed on this census page (ia:1930:15thcensus713usce:0885)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Kenneth M Hubbard | 13 | Son | — | Kansas |
| 52 | Willa Hubbard | 10 | Daughter | — | Kansas |
| 53 | Audrey J Hubbard | 7 | Daughter | — | Kansas |
| 54 | Bird A Smith | 44 | Head | Engineer | Nebraska |
| 55 | Emma Smith | 37 | Wife | — | Iowa |
| 56 | Opal M Smith | 17 | Daughter | — | Nebraska |
| 57 | Frances H Smith | 16 | Daughter | — | Nebraska |
| 58 | Wesley N Smith | 13 | Son | — | Nebraska |
| 59 | Maxine Smith | 11 | Daughter | — | Nebraska |
| 60 | Donald E Smith | 7 | Son | — | Kansas |
| 61 | Rodney A Smith | 3 | Son | — | Kansas |
| 62 | Robert H Barnes | 72 | Head | Labour | Kansas |
| 63 | Mattie M Barnes | 59 | Wife | — | Indiana |
| 64 | Robert W Barnes | 15 | Son | Labour | Kansas |
| 65 | Florence M Barnes | 16 | Daughter | Cook | Kansas |
| 66 | Vance W Gresham | 22 | Head | Receiving Clerk | Missouri |
| 67 | Georgia L Gresham | 21 | Wife | — | Missouri |
| 68 | Robert L Gresham | 1 | Son | — | Kansas |
| 69 | Loyal H Johns | 41 | Head | Carpenter | Kansas |
| 70 | Phila M Johns | 39 | Wife | — | Kansas |
| 71 | Mary M Johns THIS PERSON | 10 | Daughter | — | Kansas |
| 72 | Helen F Johns | 5 | Daughter | — | Kansas |
| 73 | Guy W Johns | 3 | Son | — | Kansas |
| 74 | Mary I Laughead | 53 | Head | Teacher | Kansas |
| 75 | Robert Popkess | 26 | Head | Undertaker | Kansas |
| 76 | Francis Popkess | 25 | Wife | — | Tennessee |
| 77 | Barbara Popkess | 1 | Daughter | — | Kansas |
| 78 | William C Mcdowell | 40 | Head | Labour | Kansas |
| 79 | Thomas Tenney | 75 | Head | — | Illinois |
| 80 | Maggie Tenney | 67 | Wife | — | Illinois |
| 81 | Raymond Honn | 21 | Head | Truck Driver | Missouri |
| 82 | Edward L Mueller | 36 | Head | Proprietor | Kansas |
| 83 | Marie Mueller | 26 | Wife | — | Kansas |
| 84 | Eugene Mueller | 1 | Son | — | Kansas |
| 85 | Berthel E Laved | 78 | Head | — | Germany |
| 86 | Flora S Laved | 56 | Daughter | — | Germany |
| 87 | Bertha E Christine | 52 | Daughter | General Lady | Kansas |
| 88 | Leon M Christine | 19 | Son | Operator | Kansas |
| 89 | Madge M Christine | 22 | Granddaughter | Teacher | Montana |
| 90 | John W Cackler | 36 | Head | Brick Layer | Missouri |
| 91 | Bertha M Cackler | 32 | Wife | — | Kansas |
| 92 | Maxine M Cackler | 14 | Daughter | — | Kansas |
| 93 | Robert R Peterson | 33 | Head | Manager | Nebraska |
| 94 | Charlotte B Peterson | 26 | Wife | — | Iowa |
| 95 | Nellie P Peterson | 6 | Son | — | Nebraska |
| 96 | Clyde L Moore | 35 | Head | Draughtsman | Kansas |
| 97 | Helen J Moore | 42 | Wife | — | Kansas |
| 98 | Harvey J Lichty | 76 | Head | — | Pennsylvania |
| 99 | Frank Daffer | 32 | Head | Labourer | Nebraska |
| 100 | Bessie L Daffer | 30 | Wife | — | Kansas |
Pedigree Summary
Mary + 2 siblings
Gen 1 · 6 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)