WJ
William Johnston — 1930 US Census Record
Model Tree available1930 United States Federal Census · Montgomery, Illinois
Our Model Tree links this William Johnston across the 1920, 1930 and 1940 US Censuses in Montgomery, Illinois (XGBoost, ~Confirmed), with identified parents William & Isabella — first a head (b.~1901), then head of a 4-person household.
Age 29
b. ~1901
Male
Head
Born: Scotland
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Montgomery, Illinois |
| Surname | Johnston |
| Given Name | William Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1901 |
| Age at First Marriage | 25 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Additional Details | |
| Occupation | Loader |
| Industry | Coal mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 22.50 |
| Radio Set | R |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
| Occupation | Loader |
| Township / Ward | Hillsboro Pt Of |
| Est. Birth Year | ~1901 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Johnston | Head | — | 29 | ~1901 |
| Lyda Johnston | Other | — | 23 | ~1907 |
| William Johnston | Son | — | 1 | ~1929 |
| Ada Johnston | Spouse | — | 28 | ~1902 |
Census Appearances
1920
Montgomery, Illinois
Son, age 19
Montgomery, Illinois · implied b. ~1901 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnstone |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Scotland |
| Year of Immigration | 1907 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Scotch |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1930
Montgomery, Illinois
Head, age 29
Montgomery, Illinois · implied b. ~1901 — 4 household members
| Surname | Johnston |
| Given Name | William Jr. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Scotland |
| Naturalization Status | Naturalized |
| Year of Immigration | 1901 |
| Age at First Marriage | 25 |
| Father's Birthplace | Scotland |
| Mother's Birthplace | Scotland |
| Occupation | Loader |
| Industry | Coal mine |
| Class of Worker | W |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 22.50 |
| Radio Set | R |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
1940
Montgomery-County, Illinois
Head, age 39
Montgomery-County, Illinois · implied b. ~1901 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnston |
| Given Name | Wm Jr |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Scotland |
| 1935 Residence (City) | Hillsboro city |
| 1935 Residence (County) | Montgomery |
| Naturalization Status | Naturalized |
| Occupation | Laborer |
| Industry | Eagle Picher Lead Co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 561 |
| Highest Grade | G 8 |
| 1935 Residence | Same place |
| Birth Country | Scotland |
| Birthplace (normalized) | scotland |
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 William Johnston across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father William Johnstone (~0.92 confidence) and mother Isabella Johnstone (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
William Johnstone
b. ~1876
Source father
● Household
· direct · ~0.92
Mother
Isabella Johnstone
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
William Johnston
Head · 1930 · age 29 · b. ~1901 · Illinois
★ You are viewing this record
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Montgomery, Illinois
Open full size
1930 US Federal Census — Montgomery, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel545:0038)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Beatrice Schalk | 19 | Daughter | — | Illinois |
| 2 | John Morris | 44 | Head | Laborer | Illinois |
| 3 | Clara Berry | 58 | Head | — | Illinois |
| 4 | William Berry | 38 | Son | Laborer | Illinois |
| 5 | Henry Berry | 30 | Son | Laborer | Illinois |
| 6 | Joseph Berry | 20 | Son | Laborer | Illinois |
| 7 | William Johnston | 55 | Head | Loader | Scotland |
| 8 | Isabella Johnston | 51 | Wife | — | Scotland |
| 9 | Edna Johnston | 27 | Daughter | Operator | Scotland |
| 10 | Thomas Mclean | 49 | Head | Loader | Scotland |
| 11 | Margaret Mclean | 44 | Wife | — | Illinois |
| 12 | George W. Mclean | 22 | Son | College | Illinois |
| 13 | Andrew L. Mclean | 11 | Son | — | Illinois |
| 14 | Amiel Andre | 35 | Head | Driver | Illinois |
| 15 | Aline Andre | 28 | Wife | — | Illinois |
| 16 | Rosemary Andre | 9 | Daughter | — | Illinois |
| 17 | Patricia Andre | 5 | Daughter | — | Illinois |
| 18 | William Jr. Johnston THIS PERSON | 29 | Head | Loader | Scotland |
| 19 | Ada Johnston | 28 | Wife | — | Illinois |
| 20 | William Johnston | 1 | Son | — | Illinois |
| 21 | Lyda Ruth Johnston | 23 | Sister-in-law | Sales Lady | Illinois |
| 22 | Fred Hinson | 35 | Head | Night Man | Illinois |
| 23 | Margaret Hinson | 34 | Wife | — | Illinois |
| 24 | Frank Hinson | 18 | Son | Laborer | Illinois |
| 25 | Mary Louise Hinson | 8 | Daughter | — | Illinois |
| 26 | William A. Hinson | 4 | Son | — | Illinois |
| 27 | Demp Kogatos | 34 | Head | Chauffeur | Greece |
| 28 | Lena Kogatos | 27 | Wife | — | Illinois |
| 29 | Lunetta Kogatos | 7 | Daughter | — | Illinois |
| 30 | Alma Rose Kogatos | 3 | Daughter | — | Illinois |
| 31 | William Hart | 63 | Father-in-law | — | Illinois |
| 32 | Frank Horman | 70 | Head | Carpenter | Illinois |
| 33 | Anna Horman | 37 | Wife | — | Illinois |
| 34 | Charles Menger | 17 | Step-son | — | Illinois |
| 35 | William Turner | 60 | Head | Orchardist | Illinois |
| 36 | Belle Turner | 45 | Wife | — | Illinois |
| 37 | Olivia Corder | 24 | Roomer | M. Operator | Illinois |
| 38 | Mildred E. Corder | 5 | Roomer | — | Illinois |
| 39 | Margaret L. Corder | 1 | Roomer | — | Illinois |
| 40 | Mary Pass | 16 | Roomer | Housemaid | Illinois |
| 41 | Grace Smith | 27 | Roomer | M. Operator | Illinois |
| 42 | Netta Smith | 48 | Head | House Work | Illinois |
| 43 | John W. Smith | 24 | Son | Laborer | Illinois |
| 44 | Mary N. Smith | 21 | Daughter | — | Illinois |
| 45 | Jessie Smith | 20 | Son | Store Man | Illinois |
| 46 | George Smith | 19 | Son | Laborer | Illinois |
| 47 | Bert Smith | 16 | Son | Laborer | Illinois |
| 48 | Maeland Smith | 13 | Daughter | — | Illinois |
| 49 | Marion Smith | 10 | Son | — | Illinois |
| 50 | Earl Smith | 6 | Son | — | Illinois |
Pedigree Summary
William
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)