MG
Mary Gibbs — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Knox, Illinois
Our Model Tree links this Mary Gibbs across the 1920, 1930 and 1940 US Censuses in Knox, Illinois (XGBoost, ~Confirmed) — first a spouse (b.~1884), then head of a 8-person household.
Age 46
b. ~1884
Female
Spouse
Born: Illinois
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Knox, Illinois |
| Surname | Gibbs |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 24 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Victoria Township |
| Est. Birth Year | ~1884 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Mary | Age | Birth yr |
|---|---|---|---|---|
| Mary Gibbs | Spouse | — | 46 | ~1884 |
| Harry Gibbs | Son | — | 18 | ~1912 |
| Andrew Graves | Other | — | 70 | ~1860 |
| Ruth Gibbs | Daughter | — | 16 | ~1914 |
| Walter Gibbs | Son | — | 20 | ~1910 |
| Mildred Gibbs | Daughter | — | 11 | ~1919 |
| Martin Gibbs | Head | — | 48 | ~1882 |
| Howard Gibbs | Son | — | 14 | ~1916 |
Census Appearances
1920
Knox, Illinois
Spouse, age 35
Knox, Illinois · implied b. ~1885 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gibbs |
| Given Name | Mary |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 35 |
| Marital Status | Married |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Knox, Illinois
Spouse, age 46
Knox, Illinois · implied b. ~1884 — 8 household members
| Surname | Gibbs |
| Given Name | Mary E. |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 46 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 24 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Knox-County, Illinois
Spouse, age 57
Knox-County, Illinois · implied b. ~1883 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Gibbs |
| Given Name | Mabel |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 57 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Elba twp |
| 1935 Residence (County) | Knox |
| Industry | NP |
| Class of Worker | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same House |
| 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 Mary Gibbs across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Mary Gibbs
Spouse · 1930 · age 46 · b. ~1884 · Illinois
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — Knox, Illinois
Open full size
1930 US Federal Census — Knox, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel527:1126)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Martin A. Gibbs | 48 | Head | Farmer | Illinois |
| 52 | Mary E. Gibbs THIS PERSON | 46 | Wife | — | Illinois |
| 53 | Walter M. Gibbs | 20 | Son | — | Illinois |
| 54 | Harry H. Gibbs | 18 | Son | — | Illinois |
| 55 | Ruth L. Gibbs | 16 | Daughter | — | Illinois |
| 56 | Howard J. Gibbs | 14 | Son | — | Illinois |
| 57 | Mildred E. Gibbs | 11 | Daughter | — | Illinois |
| 58 | Andrew Graves | 70 | — | Laborer | Illinois |
| 59 | Cyril Gibson | 31 | Head | Farmer | Canada English |
| 60 | Ada N. Gibson | 28 | Wife | — | Illinois |
| 61 | Helen J. Gibson | 9 | Daughter | — | Illinois |
| 62 | Donald E. Gibson | 8 | Son | — | Illinois |
| 63 | Leslie C. Gibson | 6 | Son | — | Illinois |
| 64 | Robert H. Gibson | 3 | Son | — | Illinois |
| 65 | Noble Limstead | 56 | Head | Farmer | Illinois |
| 66 | Lucy Limstead | 58 | Wife | — | Illinois |
| 67 | Hugh King | 56 | Head | Farmer | Illinois |
| 68 | Emily G. King | 54 | Wife | — | Illinois |
| 69 | Willard H. King | 22 | Son | Laborer | Illinois |
| 70 | Arthur A. King | 19 | Son | Laborer | Illinois |
| 71 | Esther M. King | 11 | Daughter | — | Illinois |
| 72 | Frank E. Johnson | 58 | Head | Farmer | Illinois |
| 73 | Allie M. Johnson | 54 | Wife | — | Illinois |
| 74 | Donald J. Johnson | 21 | Son | Laborer | Illinois |
| 75 | Helen E. Johnson | 16 | Daughter | — | Illinois |
| 76 | William C. Craig | 45 | Head | Farmer | Illinois |
| 77 | Nell Craig | 44 | Wife | — | Illinois |
| 78 | William R. Craig | 21 | Son | Laborer | Illinois |
| 79 | John N. Craig | 19 | Son | — | Illinois |
| 80 | Thelma A. Craig | 17 | Daughter | — | Illinois |
| 81 | Frank Olmstead | 39 | Head | Farmer | Illinois |
| 82 | Ethel M. Olmstead | 36 | Wife | — | Illinois |
| 83 | Frank Lapham | 72 | Head | Farmer | Illinois |
| 84 | Addie E. Lapham | 68 | Wife | — | Illinois |
| 85 | Wyzona Lumbury | 18 | Servant | Servant | Illinois |
| 86 | Floyd Tey | 37 | Head | Farmer | Illinois |
| 87 | Caroline Tey | 71 | Mother | — | Illinois |
| 88 | Forrestal Stegall | 30 | Head | Farmer | Illinois |
| 89 | Gloria L. Stegall | 27 | Wife | — | Illinois |
| 90 | Leslie W. Stegall | 6 | Son | — | Illinois |
| 91 | Milford W. Robinson | 53 | Head | Farmer | Iowa |
| 92 | Edna A. Robinson | 51 | Wife | — | Iowa |
| 93 | George Endres | 63 | Head | Farmer | Illinois |
| 94 | Harriett Endres | 67 | Wife | — | Illinois |
| 95 | Julius L. Nelson | 65 | Head | Farmer | Sweden |
| 96 | Julia Nelson | 57 | Wife | — | Missouri |
| 97 | Willard J. Nelson | 25 | Son | Laborer | Illinois |
| 98 | Corrine C. Cugger | 17 | Stepdaughter | — | Illinois |
| 99 | Ulysses S. Jones | 51 | Head | Farmer | New York |
| 100 | Mabel Jones | 46 | Wife | — | Iowa |
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)