FR
Fred Ross — 1940 US Census Record
Model Tree available1940 United States Federal Census · Ogle-County, Illinois
Our Model Tree links this Fred Ross across the 1920, 1930 and 1940 US Censuses in Ogle-County, Illinois (XGBoost, ~Confirmed), with identified parents John & Rosa — first a head (b.~1901), then head of a 4-person household.
Age 39
b. ~1901
Male
Head
Born: Illinois
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Ogle-County, Illinois |
| Surname | Ross |
| Given Name | Fred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Leaf River |
| 1935 Residence (County) | Ogle |
| Additional Details | |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 1935 Residence | Same place |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
| Occupation | Farmer |
| Township / Ward | Leaf River |
| Est. Birth Year | ~1901 |
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 Fred | Age | Birth yr |
|---|---|---|---|---|
| Fred Ross | Head | — | 39 | ~1901 |
| Lucille Ross | Spouse | — | 34 | ~1906 |
| Jacqueline Ross | Daughter | — | 12 | ~1928 |
| Gerald Ross | Son | — | 14 | ~1926 |
Census Appearances
1920
Stephenson, Illinois
Son, age 18
Stephenson, Illinois · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | Fred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 18 |
| Marital Status | Single |
| Birthplace | Illinois |
| Father's Birthplace | Germany |
| Mother's Birthplace | Illinois |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1930
Stephenson, Illinois
Head, age 28
Stephenson, Illinois · implied b. ~1902 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Ross |
| Given Name | Fred A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 28 |
| Marital Status | Married |
| Birthplace | Illinois |
| Age at First Marriage | 23 |
| Father's Birthplace | Germany |
| Mother's Birthplace | Illinois |
| Occupation | Operator (on Farm) |
| Industry | Gen. Farm |
| Class of Worker | O |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Veteran | No |
| Birth State | Illinois |
| Birth Country | United States |
| Birthplace (normalized) | illinois |
1940
Ogle-County, Illinois
Head, age 39
Ogle-County, Illinois · implied b. ~1901 — 4 household members
| Surname | Ross |
| Given Name | Fred |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Illinois |
| 1935 Residence (City) | Leaf River |
| 1935 Residence (County) | Ogle |
| Occupation | Farmer |
| Industry | Farm |
| Class of Worker | OA |
| Hours Worked | 60 |
| Income (1939) | 0 |
| Highest Grade | 8 |
| 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 Fred Ross across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father John Ross (~0.92 confidence) and mother Rosa Ross (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
John Ross
b. ~1870
Source father
● Household
· direct · ~0.92
Mother
Rosa Ross
b. ~1874
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Fred Ross
Head · 1940 · age 39 · b. ~1901 · 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 — Ogle-County, Illinois
Open full size
1940 US Federal Census — Ogle-County, Illinois
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00863-00411)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Leona Leithner | 11 | Daughter | — | Illinois |
| 42 | Vera Leithner | 10 | Daughter | — | Illinois |
| 43 | Russell Leithner | 3 | Son | — | Illinois |
| 44 | Eugene Leithner | 1 | Son | — | Illinois |
| 45 | Henry Clank|Clark | 69 | Head | Farmer | Maryland |
| 46 | Gertrude Clank|Clark | 66 | Wife | — | Maryland |
| 47 | Fred Ross THIS PERSON | 39 | Head | Farmer | Illinois |
| 48 | Lucille Ross | 34 | Wife | — | Illinois |
| 49 | Gerald Ross | 14 | Son | — | Illinois |
| 50 | Jacqueline Ross | 12 | Daughter | — | Illinois |
| 51 | William Ross | 54 | Head | Farmer | Illinois |
| 52 | Charlotte Ross | 48 | Wife | — | Illinois |
| 53 | Ruth Ross | 20 | Daughter | Receptionist | Illinois |
| 54 | Myron Ross | 18 | Son | Laborer | Illinois |
| 55 | Ralph Blake | 43 | Head | Farmer | Illinois |
| 56 | Lulu Blake | 39 | Wife | — | Illinois |
| 57 | Kenneth Blake | 17 | Son | — | Illinois |
| 58 | Frank Blake | 14 | Son | — | Illinois |
| 59 | Cletus Kuntzelman | 34 | Head | Laborer | Illinois |
| 60 | Norma Kuntzelman | 31 | Wife | — | Illinois |
| 61 | Donald Kuntzelman | 12 | Son | — | Illinois |
| 62 | Betty Lou Kuntzelman | 10 | Daughter | — | Illinois |
| 63 | Dorothy Kuntzelman | 8 | Daughter | — | Illinois |
| 64 | Ronald Kuntzelman | 6 | Son | — | Illinois |
| 65 | Barbara Kuntzelman | 4 | Daughter | — | Illinois |
| 66 | Harold Kuntzelman | 3 | Son | — | Illinois |
| 67 | William Weaver | 56 | Head | Farmer | Illinois |
| 68 | Alice Weaver | 53 | Wife | — | Illinois |
| 69 | Hibbard Reber | 39 | Head | Farmer | Illinois |
| 70 | Helen Reber | 35 | Wife | — | Illinois |
| 71 | Hibbard Jr. Reber | 14 | Son | — | Illinois |
| 72 | Marilyn Reber | 11 | Daughter | — | Illinois |
| 73 | Isaac Martin | 45 | Head | Farmer | Maryland |
| 74 | Silvia Martin | 44 | Wife | — | Illinois |
| 75 | Jason Martin | 18 | Son | — | Illinois |
| 76 | La Vonne Martin | 10 | Daughter | — | Illinois |
| 77 | Amelia Schreiber | 87 | Mother-in-law | — | Pennsylvania |
| 78 | Charles Newcomer | 53 | Head | Farmer | Illinois |
| 79 | Rhea Newcomer | 49 | Wife | — | Maryland |
| 80 | Herbert Tholen | 41 | Head | Farmer | Illinois |
Pedigree Summary
Fred
Gen 1 · 2 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)