WD
William Decker — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Adams, Illinois
Our Model Tree links this William Decker across the 1910, 1920, 1930 and 1940 US Censuses in Adams, Illinois (XGBoost, ~Confirmed) — first a head (b.~1871), then head of a 3-person household.
Age 59
b. ~1871
Male
Head
Born: Ohio
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Adams, Illinois |
| Surname | Decker |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 28 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Additional Details | |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | $10 |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
| Occupation | Farm Laborer |
| Township / Ward | Mendon Village |
| Est. Birth Year | ~1871 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to William | Age | Birth yr |
|---|---|---|---|---|
| William Decker | Head | — | 59 | ~1871 |
| Jennie Decker | Other | — | 51 | ~1879 |
| Hollis Decker | Daughter | — | 12 | ~1918 |
Census Appearances
1910
Adams, Illinois
Head, age 37
Adams, Illinois · implied b. ~1873 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Decker |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Ohio |
| Years Married | 1 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farmer |
| Industry | General farm |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1920
Adams, Illinois
Head, age 49
Adams, Illinois · implied b. ~1871 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Decker |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Ohio |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farmer |
| Industry | General Farm |
| Class of Worker | O |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1930
Adams, Illinois
Head, age 59
Adams, Illinois · implied b. ~1871 — 3 household members
| Surname | Decker |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 59 |
| Marital Status | Married |
| Birthplace | Ohio |
| Age at First Marriage | 28 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Germany |
| Occupation | Farm Laborer |
| Industry | Farm |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | $10 |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
1940
Adams-County, Illinois
Head, age 69
Adams-County, Illinois · implied b. ~1871 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Deckers |
| Given Name | William |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 69 |
| Marital Status | Married |
| Birthplace | Ohio |
| 1935 Residence (City) | Mendon village |
| 1935 Residence (County) | Adams |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Ohio |
| Birth Country | United States |
| Birthplace (normalized) | ohio |
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 Decker across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Decker
Head · 1930 · age 59 · b. ~1871 · 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 — Adams, Illinois
Open full size
1930 US Federal Census — Adams, Illinois
Page Contents
50 people indexed on this census page (ia:1930:illinoiscensus00reel405:0333)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Chud A La Master | 55 | Head | Salesman | Illinois |
| 2 | Emma R La Master | 46 | Wife | — | Indiana |
| 3 | Doris La Master | 18 | Daughter | — | Illinois |
| 4 | Stella M Oliver | 31 | Lodger | Professor | Illinois |
| 5 | Bernice M Shawn | 27 | Lodger | Professor | Iowa |
| 6 | Sarah A Taylor | 78 | Head-H | — | Illinois |
| 7 | Charles E French | 80 | Head | — | Illinois |
| 8 | Mary E French | 75 | Wife-H | — | Illinois |
| 9 | Foster M French | 37 | Son | Plasterer | Illinois |
| 10 | Dudley H Myers | 62 | Head | — | Illinois |
| 11 | Cora Myers | 60 | Wife-H | — | Kansas |
| 12 | Mary C Bray | 54 | Sister-in-law | Cashier | Illinois |
| 13 | Lawrence E Davis | 45 | Head | Carpenter | Illinois |
| 14 | Anna E Davis | 57 | Wife-H | — | Missouri |
| 15 | Elizabeth Washburn | 77 | Sister-in-law | — | Indiana |
| 16 | Emery Davis | 60 | Brother | Carpenter | Illinois |
| 17 | George E Parrick | 34 | Head | Contractor | Illinois |
| 18 | Ada M Parrick | 31 | Wife-H | — | Illinois |
| 19 | Edgar E Hedrick | 53 | Head | Plasterer | Illinois |
| 20 | C Lena K Hedrick | 53 | Wife-H | — | Illinois |
| 21 | Nellie C Hedrick | 18 | Daughter | — | Illinois |
| 22 | Mildred I Hedrick | 15 | Daughter | — | Illinois |
| 23 | Sarah W Seward | 79 | Head-H | — | Kentucky |
| 24 | William Decker THIS PERSON | 59 | Head | Farm Laborer | Ohio |
| 25 | Jennie Decker | 51 | Wife-H | — | Illinois |
| 26 | Hollis M Decker | 12 | Daughter | — | Illinois |
| 27 | Frances M Chidsey | 76 | Head-H | — | Connecticut |
| 28 | David M Kraft | 59 | Head | Med. Doctor | Canada-English |
| 29 | Olive E Kraft | 51 | Wife-H | — | Illinois |
| 30 | L Elizabeth Kraft | 21 | Daughter | — | Illinois |
| 31 | Esther Ely | 46 | Sister-in-law | — | Illinois |
| 32 | Ora E Spencer | 29 | Head | Pastor | Kentucky |
| 33 | Elizabeth A Spencer | 29 | Wife-H | — | Wisconsin |
| 34 | John R Spencer | 6 | Son | — | Illinois |
| 35 | Dorothy G Spencer | 3 | Daughter | — | Minnesota |
| 36 | Lewis Shupe | 81 | Head | — | Illinois |
| 37 | Virgil L Teter | 29 | Head | Salesman | Missouri |
| 38 | Maxine E Teter | 24 | Wife-H | — | Missouri |
| 39 | V Eugene Teter | 4 | Son | — | Missouri |
| 40 | Anna Louise Teter | 0 | Daughter | — | Missouri |
| 41 | Ralph J Jarrett | 28 | Head | Manager | Illinois |
| 42 | David M Baumback | 24 | Head | Manager | Missouri |
| 43 | O Belle Baumback | 22 | Wife-H | — | Missouri |
| 44 | Cornelius Austin | 86 | Head | — | Illinois |
| 45 | Carrie E Austin | 57 | Daughter-H | — | Illinois |
| 46 | John A Asher | 37 | Head | Truck-Driver | Illinois |
| 47 | Eddie M Asher | 33 | Wife-H | — | Illinois |
| 48 | Milton E Asher | 13 | Son | — | Illinois |
| 49 | Lillian L Asher | 8 | Daughter | — | Illinois |
| 50 | William H Olders | 69 | Head | — | Illinois |
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)