FH
Fred Harris — 1940 US Census Record
Model Tree available1940 United States Federal Census · San-Bernardino-County, California
Our Model Tree links this Fred Harris across the 1920, 1930 and 1940 US Censuses in San-Bernardino-County, California (XGBoost, ~Confirmed), with identified parents Milton & Addie — first a head (b.~1903), then head of a 3-person household.
Age 37
b. ~1903
Male
Head
Born: Colorado
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | San-Bernardino-County, California |
| Surname | Harris |
| Given Name | Fred A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Upland City |
| 1935 Residence (County) | San Bernardino |
| Additional Details | |
| Occupation | Water Well Driller |
| Industry | Well Drilling Industry |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1300 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Water Well Driller |
| Township / Ward | Upland City |
| Est. Birth Year | ~1903 |
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 1940 census.
| Name | Relation to head | Relative to Fred | Age | Birth yr |
|---|---|---|---|---|
| Helen Harris | Daughter | — | 14 | ~1926 |
| Fred Harris | Head | — | 37 | ~1903 |
| Naomi Harris | Spouse | — | 36 | ~1904 |
Census Appearances
1920
San Bernardino, …
Son, age 17
San Bernardino, California · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Fred |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Arkansas |
| Occupation | Farmer |
| Industry | Citrus Farm |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
San Bernardino, …
Head, age 27
San Bernardino, California · implied b. ~1903 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Harris |
| Given Name | Fred J |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Married |
| Birthplace | Colorado |
| Age at First Marriage | 21 |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Arkansas |
| Occupation | Well Driller |
| Industry | Well Construction |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | R |
| Home Value / Rent | 2500 |
| Veteran | No |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
San-Bernardino-County, California
Head, age 37
San-Bernardino-County, California · implied b. ~1903 — 3 household members
| Surname | Harris |
| Given Name | Fred A. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 37 |
| Marital Status | Married |
| Birthplace | Colorado |
| 1935 Residence (City) | Upland City |
| 1935 Residence (County) | San Bernardino |
| Occupation | Water Well Driller |
| Industry | Well Drilling Industry |
| Class of Worker | PW |
| Hours Worked | 48 |
| Income (1939) | 1300 |
| Highest Grade | Hs 4 |
| 1935 Residence | Same place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 Harris across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Milton Harris (~0.92 confidence) and mother Addie Harris (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Milton Harris
b. ~1862
Source father
● Household
· direct · ~0.92
Mother
Addie Harris
b. ~1871
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Fred Harris
Head · 1940 · age 37 · b. ~1903 · California
★ 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 — San-Bernardino-County, California
Open full size
1940 US Federal Census — San-Bernardino-County, California
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00294-00339)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Arthur Granger | 65 | Head | — | Kansas |
| 42 | Thomas R. Robertson | 67 | Head | — | Arkansas |
| 43 | Pearle Robertson | 60 | Wife | — | Oklahoma |
| 44 | Ramon R. Rodriguez | 23 | Head | Fruit Picker | Mexico |
| 45 | Frances Rodriguez | 21 | Wife | — | California |
| 46 | Francisco Soto | 37 | Head | Fruit Picker | Mexico |
| 47 | Hortia Soto | 31 | Wife | — | Mexico |
| 48 | Mary Soto | 10 | Daughter | — | California |
| 49 | Acebes Jesus | 42 | Head | Fruit Picker | Mexico |
| 50 | Lupe Jesus | 33 | Wife | — | Mexico |
| 51 | Joe Hernandez | 37 | Head | House Keeper | Mexico |
| 52 | Gabriel Hernandez | 37 | Wife | Fruit Picker | Mexico |
| 53 | Isabel Hernandez | 15 | Daughter | — | California |
| 54 | Joe Jr. Hernandez | 13 | Son | — | California |
| 55 | Dolores Hernandez | 11 | Daughter | — | California |
| 56 | John Hernandez | 9 | Son | — | California |
| 57 | Manuel Hernandez | 8 | Son | — | California |
| 58 | Angelina Hernandez | 6 | Daughter | — | California |
| 59 | Santiago Hernandez | 4 | Son | — | California |
| 60 | Benjamin Hernandez | 2 | Son | — | California |
| 61 | Silverio Prado | 44 | Head | Fruit Picker | Mexico |
| 62 | Cruz Prado | 26 | Wife | — | Mexico |
| 63 | Maria Prado | 15 | Daughter | — | California |
| 64 | Angelina Prado | 2 | Daughter | — | California |
| 65 | Albert Ambries | 26 | Head | Fruit Picker | Texas |
| 66 | Cruz Ambries | 26 | Wife | — | California |
| 67 | Robert Ambries | 2 | Son | — | California |
| 68 | Albert Ambries | 6 | Son | — | California |
| 69 | Ernest Ambries | 4 | Son | — | California |
| 70 | Frank Ambries | 3 | Son | — | California |
| 71 | Lupe Ambries | 12 | Sister | — | California |
| 72 | Raymond Ambries | 11 | Brother | — | California |
| 73 | Amy R. Wing | 77 | Head | — | Kentucky |
| 74 | Fred A. Harris THIS PERSON | 37 | Head | Water Well Driller | Colorado |
| 75 | Naomi Harris | 36 | Wife | — | Missouri |
| 76 | Helen Harris | 14 | Daughter | — | California |
| 77 | Edna M. Hoag | 69 | Head | — | Kansas |
| 78 | William M. Parks | 80 | Head | — | Arkansas |
| 79 | Alice Parks | 83 | Wife | — | Arkansas |
| 80 | Edwin Chapman | 31 | Head | Maintenance Foreman | California |
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)