MK
Margaret King — 1930 US Census Record
Model Tree available1930 United States Federal Census · Madison, Illinois
Our Model Tree links this Margaret King across the 1910, 1920 and 1930 US Censuses in Madison, Illinois (XGBoost, ~Confirmed), with identified parents John & John — first a daughter (b.~1908), then head of a 7-person household.
Age 22
b. ~1908
Female
Daughter
Born: Illinois
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Madison, Illinois |
| Surname | King |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Occupation | Bookkeeper |
| Industry | Light & Power |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Bookkeeper |
| Township / Ward | Alton City |
| Est. Birth Year | ~1908 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Margaret | Age | Birth yr |
|---|---|---|---|---|
| Margaret King | Daughter | — | 22 | ~1908 |
| Ethel King | Daughter | — | 16 | ~1914 |
| John King | Head | — | 50 | ~1880 |
| Julia King | Other | — | 47 | ~1883 |
| Dan King | Son | — | 12 | ~1918 |
| James King | Son | — | 25 | ~1905 |
| Malcom King | Son | — | 27 | ~1903 |
Census Appearances
1910
Madison, Illinois
Daughter, age 2
Madison, Illinois · implied b. ~1908 — 6 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Margaret M |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Illinois |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1920
Madison, Illinois
Daughter, age 12
Madison, Illinois · implied b. ~1908 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | King |
| Given Name | Margaret M. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Madison, Illinois
Daughter, age 22
Madison, Illinois · implied b. ~1908 — 7 household members
| Surname | King |
| Given Name | Margaret |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Pennsylvania |
| Mother's Birthplace | Illinois |
| Occupation | Bookkeeper |
| Industry | Light & Power |
| Class of Worker | W |
| Can Read/Write | Yes |
| 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 Margaret King across 3 US Census years (1910, 1920 and 1930) in Madison, Illinois, using XGBoost record linkage. Identified parents: father John King (~0.92 confidence) and father John King (~0.92 confidence) and mother Johanna King (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John King
b. ~1871
Source father
● Household
· direct · ~0.92
Father
John King
b. ~1880
Source father
● Household
· direct · ~0.92
Mother
Johanna King
b. ~1881
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Margaret King
Daughter · 1930 · age 22 · b. ~1908 · Illinois
★ You are viewing this record
Sibling
Malcom King
Sibling · 1930 · age 27
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ethel King
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
James King
Sibling · 1930 · age 25
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Dan King
Sibling · 1930 · age 12
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 — Madison, Illinois
Open full size
1930 US Federal Census — Madison, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel540:0770)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Henry Murray | 34 | Head | Salesman | Illinois |
| 2 | Camilla Murray | 26 | Wife-H | — | Alabama |
| 3 | Marion Myers | 21 | Head | Truck Driver | Illinois |
| 4 | Cora Myers | 18 | Wife-H | Factory | Illinois |
| 5 | Sidney D Baker | 67 | Head | Engineer | Illinois |
| 6 | Annie Baker | 65 | Wife-H | — | Illinois |
| 7 | Eunice Ida Baker | 64 | Sister | — | Illinois |
| 8 | Mabel Elene Baker | 34 | Servant | Servant | Illinois |
| 9 | Mary Blackburn | 53 | Head | Nurse | Illinois |
| 10 | Phil E Blackburn | 22 | Son | Laboratory | Illinois |
| 11 | Eldon Epperson | 21 | Boarder | Clerk | Missouri |
| 12 | Eunice A Epperson | 21 | Wife | — | Missouri |
| 13 | Frank Albers | 59 | Brother | Agent | Wisconsin |
| 14 | Carolina Albers | 56 | Wife | — | Illinois |
| 15 | Wm F Collins | 50 | Head | Fireman | Illinois |
| 16 | Jenny Collins | 45 | Wife-H | — | Kentucky |
| 17 | Mary Ellen Collins | 21 | Daughter | Stenographer | Missouri |
| 18 | James Bassett | 45 | Head | Laborer | Arkansas |
| 19 | Betty Bassett | 23 | Daughter-H | Clerk | Illinois |
| 20 | Emma Cox | 57 | Head | — | Illinois |
| 21 | John Thomas Cox | 27 | Son | Musician | Illinois |
| 22 | William Walker | 17 | Grandson | Cashier | Illinois |
| 23 | Frank Ford | 52 | Head | Janitor | Illinois |
| 24 | Thelma Ford | 46 | Wife-H | Sales Lady | Illinois |
| 25 | Morton Florence Whale | 56 | Head | Milliner | Illinois |
| 26 | Morton Claude Whale | 44 | Son | Iron Worker | Missouri |
| 27 | Albert Schmidt | 43 | Head | Proprietor | Missouri |
| 28 | Leona M Schmidt | 38 | Wife-H | Waitress | Missouri |
| 29 | Albert Schmidt | 19 | Son | Clerk | Illinois |
| 30 | Loraine Schmidt | 18 | Daughter | Stenographer | Illinois |
| 31 | Paul Schmidt | 16 | Son | — | Illinois |
| 32 | Margaret Hargrove | 70 | Head | — | Illinois |
| 33 | Mike Hargrove | 48 | Son | Pressman | Illinois |
| 34 | Sadie Hargrove | 45 | Daughter | — | Illinois |
| 35 | John King | 50 | Head | Laborer | Pennsylvania |
| 36 | Julia King | 47 | Wife-H | — | Illinois |
| 37 | Malcom King | 27 | Son | Carpenter | Illinois |
| 38 | James King | 25 | Son | Salesman | Illinois |
| 39 | Margaret King THIS PERSON | 22 | Daughter | Bookkeeper | Illinois |
| 40 | Ethel King | 16 | Daughter | — | Illinois |
| 41 | Dan King | 12 | Son | — | Illinois |
| 42 | William Reiss | 29 | Head | Photographer | Illinois |
| 43 | Mable Reiss | 44 | Wife-H | — | Missouri |
| 44 | William Reiss | 17 | Nephew | Laborer | Illinois |
| 45 | William Straub | 57 | Head | — | Missouri |
| 46 | Bertha Straub | 31 | Wife-H | — | Illinois |
| 47 | Marjorie Straub | 12 | Daughter | — | Illinois |
| 48 | Dixon Straub | 21 | Son | Clerk | Illinois |
| 49 | Richard Carey | 46 | Head | Laborer | Illinois |
| 50 | Ida Carey | 46 | Wife-H | — | Illinois |
Pedigree Summary
Margaret + 4 siblings
Gen 1 · 3 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)