JW
John Webster — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Rock-Island-County, Illinois
Our Model Tree links this John Webster across the 1930 and 1940 US Censuses in Rock-Island-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1929), then head of a 10-person household.
Age 11
b. ~1929
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Rock-Island-County, Illinois |
| Surname | Webster |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Rock Island |
| 1935 Residence (County) | Rock Island |
| Additional Details | |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same Place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Township / Ward | Rock Island |
| Est. Birth Year | ~1929 |
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.
10 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to John | Age | Birth yr |
|---|---|---|---|---|
| Helen Webster | Daughter | — | 19 | ~1921 |
| Walter Webster | Head | — | 47 | ~1893 |
| Raymond Webster | Son | — | 15 | ~1925 |
| Emma Webster | Spouse | — | 40 | ~1900 |
| John Webster | Son | — | 11 | ~1929 |
| Betty Webster | Daughter | — | 10 | ~1930 |
| Walter Webster | Son | — | 13 | ~1927 |
| George Webster | Son | — | 14 | ~1926 |
| Mary Webster | Daughter | — | 5 | ~1935 |
| Bernice Webster | Daughter | — | 9 | ~1931 |
Census Appearances
1930
Rock Island, …
Son, age 1
Rock Island, Illinois · implied b. ~1929 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Webster |
| Given Name | John L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | South Dakota |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Rock-Island-County, Illinois
Son, age 11
Rock-Island-County, Illinois · implied b. ~1929 — 10 household members
| Surname | Webster |
| Given Name | John |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | Rock Island |
| 1935 Residence (County) | Rock Island |
| Class of Worker | 0 |
| Hours Worked | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same Place |
| 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 John Webster across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
John Webster
Son · 1940 · age 11 · b. ~1929 · Illinois
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Sibling
Raymond Webster
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Webster
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Walter Webster
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Helen Webster
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Betty Webster
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Webster
Sibling · 1940 · age 14
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Bernice Webster
Sibling · 1940 · age 9
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
1940 US Federal Census — Rock-Island-County, Illinois
Open full size
1940 US Federal Census — Rock-Island-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00876-00094)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Anna Wiesman | 28 | Wife | Waitress | West Virginia |
| 42 | Elsie Betty Wiesman | 18 | Partner | Waitress | Illinois |
| 43 | Octaf De Dobbeleer | 70 | Head | — | Belgium |
| 44 | Elodie De Dobbeleer | 75 | Wife | — | Belgium |
| 45 | Joseph Hirsch | 45 | Head | Rubber Millworker | Indiana |
| 46 | Bernice Hirsch | 32 | Wife | Waitress | Illinois |
| 47 | Wayne Hirsch | 12 | Son | — | Illinois |
| 48 | Frances Decker | 35 | Lodger | Shoe Checker | Illinois |
| 49 | Salvador Brown | 32 | Lodger | Millworker | Mexico |
| 50 | Laurence Smith | 25 | Head | Shake-Out Man | Illinois |
| 51 | Alice Smith | 22 | Wife | — | Illinois |
| 52 | Beverly Smith | 2 | Daughter | 0 | Illinois |
| 53 | Ben Murray | 41 | Head | Sand Cutting Machinist | Illinois |
| 54 | Mildred Murray | 33 | Wife | — | Illinois |
| 55 | Thomas Linder | 23 | Head | Punch Press Operator | Iowa |
| 56 | Marie Linder | 21 | Wife | — | Iowa |
| 57 | Cyrhil Snoeck | 71 | Head | — | Belgium |
| 58 | Florence Snoeck | 67 | Wife | — | Belgium |
| 59 | Richard P. Arp | 70 | Head | — | Germany |
| 60 | Minnie Arp | 68 | Wife | — | Germany |
| 61 | Edward Arp | 41 | Son | Machinist | Illinois |
| 62 | Albert Frye | 40 | Head | Compound Mixer | Iowa |
| 63 | Sheila Frye | 40 | Wife | — | Iowa |
| 64 | Norma Frye | 17 | Daughter | — | Iowa |
| 65 | Jack Frye | 9 | Son | — | Iowa |
| 66 | John E. Allen | 30 | Head | Salesman | Illinois |
| 67 | Florence Allen | 27 | Wife | — | Illinois |
| 68 | John Jr. Allen | 10 | Son | — | Illinois |
| 69 | Alice Allen | 7 | Daughter | — | Illinois |
| 70 | Cheryle Allen | 3 | Daughter | 0 | Illinois |
| 71 | Walter Webster | 47 | Head | Steel Treater | South Dakota |
| 72 | Emma Webster | 40 | Wife | — | Illinois |
| 73 | Helen Webster | 19 | Daughter | — | Illinois |
| 74 | Raymond Webster | 15 | Son | — | Illinois |
| 75 | George Webster | 14 | Son | — | Illinois |
| 76 | Walter Jr. Webster | 13 | Son | — | Illinois |
| 77 | John Webster THIS PERSON | 11 | Son | — | Illinois |
| 78 | Betty Webster | 10 | Daughter | — | Illinois |
| 79 | Bernice Webster | 9 | Daughter | — | Illinois |
| 80 | Mary Ellen Webster | 5 | Daughter | — | Illinois |
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 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)