MJ
Melvin Jones — 1940 US Census Record
Model Tree available1940 United States Federal Census · Peoria-County, Illinois
Our Model Tree links this Melvin Jones across the 1920, 1930 and 1940 US Censuses in Peoria-County, Illinois (XGBoost, ~Confirmed), with identified parents John & John — first a head (b.~1914), then head of a 4-person household.
Age 26
b. ~1914
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Peoria-County, Illinois |
| Surname | Jones |
| Given Name | Melvin E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Peoria city |
| 1935 Residence (County) | Peoria |
| Additional Details | |
| Occupation | Advertising Man |
| Industry | Retail Grocery Store |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 100 |
| Highest Grade | H 4 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Advertising Man |
| Township / Ward | Peoria City |
| Est. Birth Year | ~1914 |
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.
4 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Melvin | Age | Birth yr |
|---|---|---|---|---|
| Melvin Jones | Head | — | 26 | ~1914 |
| Richard Jones | Son | — | 2 | ~1938 |
| Dorothy Jones | Spouse | — | 27 | ~1913 |
| Robert Jones | Son | — | ~1940 |
Census Appearances
1920
Peoria, Illinois
Son, age 6
Peoria, Illinois · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Melvin |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Peoria, Illinois
Son, age 16
Peoria, Illinois · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Jones |
| Given Name | Melvin |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| 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
Head, age 26
Peoria-County, Illinois · implied b. ~1914 — 4 household members
| Surname | Jones |
| Given Name | Melvin E |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 26 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Peoria city |
| 1935 Residence (County) | Peoria |
| Occupation | Advertising Man |
| Industry | Retail Grocery Store |
| Class of Worker | PW |
| Hours Worked | 42 |
| Income (1939) | 100 |
| Highest Grade | H 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 Melvin Jones across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Jones (~0.92 confidence) and father John Jones (~0.92 confidence) and mother Jennie Jones (~0.92 confidence) and mother Leonie Jones (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Jones
b. ~1886
Source father
● Household
· direct · ~0.92
Father
John Jones
b. ~1896
Source father
● Household
· direct · ~0.92
Mother
Jennie Jones
b. ~1892
Source mother
● Household
· direct · ~0.92
Mother
Leonie Jones
b. ~1892
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Melvin Jones
Head · 1940 · age 26 · b. ~1914 · Illinois
★ You are viewing this record
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
39 people indexed on this census page (nara:1940:m-t0627-00920-00018)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | James W Potter | 71 | Head | Carpenter | Illinois |
| 42 | Emma J Potter | 72 | Wife | — | Illinois |
| 43 | V Ross | 31 | Lodger | Telegrapher | Illinois |
| 44 | Gertrude Brown | 35 | Lodger | Bookkeeper | Illinois |
| 45 | Edwin O Wener | 63 | Head | — | Germany |
| 46 | Henrietta M Wener | 60 | Wife | — | Iowa |
| 47 | Herman W Wener | 19 | Son | Clerk | Illinois |
| 48 | James Vaughan | 55 | Head | Laborer | England |
| 49 | Katherine Vaughan | 52 | Wife | — | Kansas |
| 50 | Katherine M Vaughan | 23 | Daughter | Teacher | Illinois |
| 51 | William L Moran | 58 | Head | Foreman Construction | Illinois |
| 52 | Mary E Moran | 44 | Wife | — | Illinois |
| 53 | Josephine Trentmiller | 65 | Head | Telephone Operator | Illinois |
| 54 | Jessie Trentmiller | 60 | Wife | — | Germany |
| 55 | Bruno Block | 70 | Brother-in-law | — | Germany |
| 56 | William M Callaway | 67 | Head | Yard Locomotive Engineer | Illinois |
| 57 | Christine J Callaway | 66 | Wife | — | Illinois |
| 58 | Admiral D White | 41 | Head | Grinder | Kentucky |
| 59 | Pearl L White | 42 | Wife | — | Illinois |
| 60 | Dorothy E White | 12 | Daughter | — | Illinois |
| 61 | James E White | 11 | Son | — | Illinois |
| 62 | Raymond E Reighard | 60 | Head | Machinist | Pennsylvania |
| 63 | Grace Reighard | 54 | Wife | — | Kansas |
| 64 | Beth G Reighard | 31 | Daughter | Beauty Operator | Kansas |
| 65 | Benjamin H Neal | 48 | Head | Construction Worker | Illinois |
| 66 | Edna V Neal | 48 | Wife | — | Illinois |
| 67 | Lois W Neal | 13 | Daughter | — | Illinois |
| 68 | Shirley O Neal | 11 | Daughter | — | Illinois |
| 69 | Benjamin F Neal | 10 | Son | — | Illinois |
| 70 | Gustave Butsch | 62 | Head | Brick Layer | Illinois |
| 71 | Mary Butsch | 59 | Wife | — | Germany |
| 72 | Melvin E Jones THIS PERSON | 26 | Head | Advertising Man | Illinois |
| 73 | Dorothy Jones | 27 | Wife | — | Illinois |
| 74 | Richard M Jones | 2 | Son | — | Illinois |
| 75 | Robert W Jones | 0 | Son | — | Illinois |
| 76 | Frank W Magnuson | 43 | Head | Car Repair | Illinois |
| 77 | Nina C Magnuson | 42 | Wife | — | Sweden |
| 78 | Dale W Magnuson | 6 | Son | — | Illinois |
| 79 | Howard F Magnuson | 3 | Son | — | Illinois |
Pedigree Summary
Melvin
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
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)