KM
Katherine Martin — 1930 US Census Record
Model Tree available1930 United States Federal Census · Stephenson, Illinois
Our Model Tree links this Katherine Martin across the 1920, 1930 and 1940 US Censuses in Stephenson, Illinois (XGBoost, ~Confirmed), with identified parents Nathaniel & Kittie — first a daughter (b.~1917), then head of a 6-person household.
Age 13
b. ~1917
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Stephenson, Illinois |
| Surname | Martin |
| Given Name | Katherine E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Mcconnell |
| Est. Birth Year | ~1917 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Katherine | Age | Birth yr |
|---|---|---|---|---|
| Kittie Martin | Other | — | 38 | ~1892 |
| Kenneth Martin | Son | — | 21 | ~1909 |
| Alice Martin | Daughter | — | 17 | ~1913 |
| Nathaniel Martin | Head | — | 44 | ~1886 |
| Roger Martin | Son | — | 18 | ~1912 |
| Katherine Martin | Daughter | — | 13 | ~1917 |
Census Appearances
1920
Stephenson, Illinois
Daughter, age 3
Stephenson, Illinois · implied b. ~1917 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Katherine A. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Stephenson, Illinois
Daughter, age 13
Stephenson, Illinois · implied b. ~1917 — 6 household members
| Surname | Martin |
| Given Name | Katherine E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Wisconsin |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Stephenson-County, Illinois
Daughter, age 23
Stephenson-County, Illinois · implied b. ~1917 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Martin |
| Given Name | Kathryn E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | McConnell |
| 1935 Residence (County) | Stephenson |
| Hours Worked | 60 |
| Highest Grade | 8 |
| 1935 Residence | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
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 Katherine Martin across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Nathaniel Martin (~0.92 confidence) and mother Kittie Martin (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Nathaniel Martin
b. ~1887
Source father
● Household
· direct · ~0.92
Mother
Kittie Martin
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Katherine Martin
Daughter · 1930 · age 13 · b. ~1917 · Illinois
★ You are viewing this record
Sibling
Alice Martin
Sibling · 1930 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Kenneth Martin
Sibling · 1930 · age 21
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roger Martin
Sibling · 1930 · age 18
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 — Stephenson, Illinois
Open full size
1930 US Federal Census — Stephenson, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel560:1012)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Thomas J. Smull | 45 | Head | Farmer | Illinois |
| 2 | Mabel M. Smull | 41 | Wife-H | — | Illinois |
| 3 | Homer E. Smull | 24 | Son | Physical Instructor | Illinois |
| 4 | Frank Cole | 44 | Head | Laborer | Illinois |
| 5 | Emma L. Cole | 38 | Wife-H | — | Illinois |
| 6 | Earl Cole | 17 | Son | — | Illinois |
| 7 | William F. Larrow | 59 | Head | Laborer | Illinois |
| 8 | Emma J. Larrow | 68 | Sister | — | Illinois |
| 9 | Ida E. Larrow | 50 | Sister-H | — | Illinois |
| 10 | Nathaniel Martin | 44 | Head | Station Agent | Wisconsin |
| 11 | Kittie B. Martin | 38 | Wife-H | — | Wisconsin |
| 12 | Kenneth N. Martin | 21 | Son | Truck Driver | Wisconsin |
| 13 | Roger M. Martin | 18 | Son | — | Illinois |
| 14 | Alice Q. Martin | 17 | Daughter | — | Illinois |
| 15 | Katherine E. Martin THIS PERSON | 13 | Daughter | — | Illinois |
| 16 | Lloyd E. Wells | 32 | Head | Laborer | Illinois |
| 17 | Mary J. Wells | 29 | Wife-H | — | Illinois |
| 18 | Carol M. Wells | 9 | Daughter | — | Illinois |
| 19 | Norma M. Wells | 7 | Daughter | — | Illinois |
| 20 | Darwin A. Wells | 6 | Son | — | Illinois |
| 21 | Clarence E. Wells | 55 | Father | Laborer | Illinois |
| 22 | Harold A. Kyler | 27 | Head | Mechanic | Illinois |
| 23 | Grace E. Kyler | 27 | Wife-H | — | Illinois |
| 24 | Carrol M. Kyler | 5 | Daughter | — | Illinois |
| 25 | Maryetta F. Kyler | 4 | Daughter | — | Illinois |
| 26 | Clarence H. Stamm | 40 | Head | Farmer | Illinois |
| 27 | Ruth D. Stamm | 37 | Wife-H | — | Illinois |
| 28 | Cleo E. Stamm | 16 | Son | — | Illinois |
| 29 | Lee Owen W. Stamm | 14 | Son | — | Illinois |
| 30 | Eula M. Stamm | 12 | Daughter | — | Illinois |
| 31 | E. Byron | 35 | Head | Farmer | Illinois |
| 32 | Ida M. Byron | 33 | Wife-H | — | Illinois |
| 33 | Marcella J. Byron | 13 | Daughter | — | Illinois |
| 34 | Varela L. Byron | 12 | Daughter | — | Illinois |
| 35 | Leonard J. Byron | 10 | Son | — | Illinois |
| 36 | Elaine J. Byron | 8 | Daughter | — | Illinois |
| 37 | Roscoe P. Byron | 5 | Son | — | Illinois |
| 38 | Myron P. Smull | 77 | Head | — | Pennsylvania |
| 39 | Matilda P. Smull | 77 | Wife-H | — | Illinois |
| 40 | August G. Schultz | 37 | Head | Patrolman | Germany |
| 41 | Sadie F. Schultz | 30 | Wife-H | — | Illinois |
| 42 | Verna G. Schultz | 11 | Daughter | — | Illinois |
| 43 | William M. Gifts | 56 | Head | Merchant | Pennsylvania |
| 44 | Lora J. Gifts | 47 | Wife-H | Saleswoman | Illinois |
| 45 | Olin S. Gifts | 30 | Son | Helper | Illinois |
| 46 | Carl C. Winning | 39 | Head | Barber | Illinois |
| 47 | Susan R. Winning | 36 | Wife-H | — | Illinois |
| 48 | Lucille E. Winning | 18 | Daughter | — | Illinois |
| 49 | Robert L. Winning | 15 | Son | — | Illinois |
| 50 | Hannah C. Knuth | 78 | Head | — | Illinois |
Pedigree Summary
Katherine + 3 siblings
Gen 1 · 2 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)