WM
William Montgomery — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Peoria-County, Illinois
Our Model Tree links this William Montgomery across the 1930 and 1940 US Censuses in Peoria-County, Illinois (XGBoost, ~Confirmed) — first a son (b.~1921), then head of a 10-person household.
Age 19
b. ~1921
Male
Son
Born: Illinois
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Peoria-County, Illinois |
| Surname | Montgomery |
| Given Name | William E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Tazewell |
| Additional Details | |
| Occupation | miner |
| Industry | coal mining |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 400 |
| Highest Grade | No 4-1 |
| 1935 Residence | Ill |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Miner |
| Township / Ward | Peoria City |
| Est. Birth Year | ~1921 |
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 William | Age | Birth yr |
|---|---|---|---|---|
| Donna Montgomery | Daughter | — | 5 | ~1935 |
| Shirley Montgomery | Daughter | — | 2 | ~1938 |
| Ethel Montgomery | Daughter | — | 43 | ~1897 |
| Lee Montgomery | Head | — | 50 | ~1890 |
| George Montgomery | Son | — | 12 | ~1928 |
| Roy Montgomery | Son | — | 14 | ~1926 |
| Arthur Montgomery | Son | — | 16 | ~1924 |
| William Montgomery | Son | — | 19 | ~1921 |
| Marshal Montgomery | Son | — | 23 | ~1917 |
| Franklin Montgomery | Son | — | 8 | ~1932 |
Census Appearances
1930
Tazewell, Illinois
Son, age 9
Tazewell, Illinois · implied b. ~1921 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Montgomery |
| Given Name | William |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 9 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Can Read/Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Peoria-County, Illinois
Son, age 19
Peoria-County, Illinois · implied b. ~1921 — 10 household members
| Surname | Montgomery |
| Given Name | William E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 19 |
| Marital Status | Single |
| Birthplace | Illinois |
| 1935 Residence (City) | R. |
| 1935 Residence (County) | Tazewell |
| Occupation | miner |
| Industry | coal mining |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 400 |
| Highest Grade | No 4-1 |
| 1935 Residence | Ill |
| 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 William Montgomery across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
William Montgomery
Son · 1940 · age 19 · b. ~1921 · Illinois
★ You are viewing this record
Sibling
Donna Montgomery
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
George Montgomery
Sibling · 1940 · age 12
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ethel Montgomery
Sibling · 1940 · age 43
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Shirley Montgomery
Sibling · 1940 · age 2
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Arthur Montgomery
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marshal Montgomery
Sibling · 1940 · age 23
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Franklin Montgomery
Sibling · 1940 · age 8
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Roy Montgomery
Sibling · 1940 · age 14
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 — Peoria-County, Illinois
Open full size
1940 US Federal Census — Peoria-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00919-00553)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | May L Galley | 63 | Mother-in-law | — | Illinois |
| 2 | John H. Krueger | 54 | Head | Laborer | Illinois |
| 3 | Laura E. Krueger | 52 | Wife | — | Illinois |
| 4 | Mildred A. Krueger | 26 | Daughter | Bottle-Polisher | Illinois |
| 5 | Howard A. Krueger | 24 | Son | Laundry Clerk | Illinois |
| 6 | Harry L. Rice | 39 | Head | Brick Layer | Illinois |
| 7 | Ruth M. Rice | 34 | Wife | — | Illinois |
| 8 | Geraldine L. Rice | 12 | Daughter | — | Illinois |
| 9 | Thomas L. Rice | 11 | Son | — | Illinois |
| 10 | Ann C. Reynolds | 77 | Head | — | Illinois |
| 11 | Gilbert A. Ogle | 73 | Brother | — | Illinois |
| 12 | Elmer E. Smith | 52 | Head | Cigar Clerk | Illinois |
| 13 | Zita C. Smith | 39 | Wife | — | Ohio |
| 14 | Margret D. Smith | 9 | Daughter | — | Illinois |
| 15 | Mary F. Smith | 7 | Daughter | — | Illinois |
| 16 | Elmer E. Smith | 5 | Son | — | Illinois |
| 17 | Robert E. Smith | 3 | Son | — | Illinois |
| 18 | Jackie L. Smith | 1 | Son | — | Illinois |
| 19 | George J. Corey | 47 | Lodger | Laborer | Missouri |
| 20 | Alie D. Tetherell | 62 | Head | Egg Candler | Illinois |
| 21 | Belle Tetherell | 56 | Wife | — | Illinois |
| 22 | David Aline W. Tetherell | 32 | Step daughter | Punch Pr. Opr. | Illinois |
| 23 | Robert W. Ernest | 27 | Head | Chipper-Loader | Ohio |
| 24 | Margaret A. Ernest | 20 | Wife | — | Illinois |
| 25 | Robert V. Ernest | 0 | Son | — | Illinois |
| 26 | Lee D. Montgomery | 50 | Head | Miner | Illinois |
| 27 | Ethel T. Montgomery | 43 | Daughter | — | Illinois |
| 28 | Marshal H. Montgomery | 23 | Son | Mill Oiler | Illinois |
| 29 | William E. Montgomery THIS PERSON | 19 | Son | Miner | Illinois |
| 30 | Arthur F. Montgomery | 16 | Son | — | Illinois |
| 31 | Roy P. Montgomery | 14 | Son | — | Illinois |
| 32 | George J. Montgomery | 12 | Son | — | Illinois |
| 33 | Franklin W. Montgomery | 8 | Son | — | Illinois |
| 34 | Donna J. Montgomery | 5 | Daughter | — | Illinois |
| 35 | Shirley R. Montgomery | 2 | Daughter | — | Illinois |
| 36 | Caleb A. Erslow | 42 | Head | Carpenter | Illinois |
| 37 | Carrie E. Erslow | 34 | Wife | — | Illinois |
| 38 | Edna M. Erslow | 17 | Daughter | — | Illinois |
| 39 | Gerald L. Erslow | 12 | Son | — | Illinois |
| 40 | Amos C. Erslow | 8 | Son | — | Illinois |
Related Census Records
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)