FD
Fred Davis — 1940 US Census Record
Model Tree available1940 United States Federal Census · Otero-County, Colorado
Our Model Tree links this Fred Davis across the 1910, 1920, 1930 and 1940 US Censuses in Otero-County, Colorado (XGBoost, ~Confirmed), with identified parents James & Ella — first a head (b.~1887), then head of a 4-person household.
Age 53
b. ~1887
Male
Head
Born: Kansas
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Otero-County, Colorado |
| Surname | Davis |
| Given Name | Fred L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | La Junta |
| 1935 Residence (County) | Otero |
| Additional Details | |
| Occupation | Locomotive engineer |
| Industry | railroad |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 1800 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
| Occupation | Locomotive Engineer |
| Township / Ward | La Junta |
| Est. Birth Year | ~1887 |
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 |
|---|---|---|---|---|
| Portia Davis | Daughter | — | 23 | ~1917 |
| Fred Davis | Head | — | 53 | ~1887 |
| Wayne Davis | Son | — | 21 | ~1919 |
| Mary Davis | Spouse | — | 52 | ~1888 |
Census Appearances
1910
Otero, Colorado
Son, age 23
Otero, Colorado · implied b. ~1887 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Fred L. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 23 |
| Marital Status | Single |
| Birthplace | Kansas |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Indiana |
| Occupation | Fireman |
| Industry | Locomotive |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1920
Otero, Colorado
Head, age 34
Otero, Colorado · implied b. ~1886 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Fred L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 34 |
| Marital Status | Married |
| Birthplace | Kansas |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Indiana |
| Occupation | Engineer |
| Industry | Steam Railroad |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Home Owned/Rented | O |
| Home Free/Mortgaged | M |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1930
Otero, Colorado
Head, age 43
Otero, Colorado · implied b. ~1887 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Davis |
| Given Name | Fred L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 43 |
| Marital Status | Married |
| Birthplace | Kansas |
| Age at First Marriage | 24 |
| Father's Birthplace | Ohio |
| Mother's Birthplace | Indiana |
| Occupation | locomotive engineer |
| Industry | railroad |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 2600 |
| Veteran | No |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
1940
Otero-County, Colorado
Head, age 53
Otero-County, Colorado · implied b. ~1887 — 4 household members
| Surname | Davis |
| Given Name | Fred L. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | Kansas |
| 1935 Residence (City) | La Junta |
| 1935 Residence (County) | Otero |
| Occupation | Locomotive engineer |
| Industry | railroad |
| Class of Worker | PW |
| Hours Worked | 24 |
| Income (1939) | 1800 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Kansas |
| Birth Country | United States |
| Birthplace (normalized) | kansas |
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 Davis across 4 US Census years (1910, 1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father James Davis (~0.92 confidence) and mother Ella Davis (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Davis
b. ~1858
Source father
● Household
· direct · ~0.92
Mother
Ella Davis
b. ~1861
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Fred Davis
Head · 1940 · age 53 · b. ~1887 · Colorado
★ 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 — Otero-County, Colorado
Open full size
1940 US Federal Census — Otero-County, Colorado
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-00473-00202)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Donald Lee Younkin | 11 | nephew | — | Kansas |
| 2 | Mary J. Hart | 73 | Head | — | Illinois |
| 3 | Timothy Yoder | 21 | lodger | Pasturing Milk | Colorado |
| 4 | Robert G. Morris | 51 | Head | Conductor | Kansas |
| 5 | Maude E. Morris | 43 | wife | — | Kansas |
| 6 | Marcella E. Morris | 13 | daughter | — | Kansas |
| 7 | Edward B. Bulger | 39 | Head | Brakeman | Kansas |
| 8 | Beatrice M. Bulger | 38 | wife | — | Kansas |
| 9 | Elsie E. Bulger | 20 | daughter | Book Keeper | Kansas |
| 10 | Julia J. Bradish | 48 | Head | — | Colorado |
| 11 | Norma M. Bradish | 74 | mother | — | Illinois |
| 12 | John F. Bradish | 33 | brother | Laborer | Colorado |
| 13 | Robert A. Bulger | 24 | lodger | Hydrographic Engineer | Colorado |
| 14 | Frank Schweniger | 61 | Head | Engineer | Ohio |
| 15 | Frances M. Schweniger | 56 | wife | — | Indiana |
| 16 | Marion A. Schweniger | 22 | daughter | — | Colorado |
| 18 | Clara L. Mcfarland | 70 | Head | — | Kansas |
| 19 | Alice B. Burwell | 68 | lodger | — | Indiana |
| 20 | Wilson O. Bergey | 53 | Head | Clerk-Mdse | Pennsylvania |
| 21 | Katherine R. Bergey | 52 | wife | — | Pennsylvania |
| 22 | Fern E. Osborne | 29 | lodger | Note Teller & Stenographer | Colorado |
| 23 | Enoch B. Needham | 48 | Head | Manager | Oklahoma |
| 24 | Esther M. Needham | 41 | wife | — | Oklahoma |
| 25 | Joseph T. Bicknell | 58 | Head | Engineer | Kansas |
| 26 | Jessie M. Bicknell | 63 | wife | — | Illinois |
| 27 | Harry H. Waskowitz | 52 | Head | Owner | Russia |
| 28 | Anna S. Waskowitz | 49 | wife | — | Russia |
| 29 | Martha A. Waskowitz | 15 | daughter | — | Colorado |
| 30 | Fred L. Davis THIS PERSON | 53 | Head | Locomotive Engineer | Kansas |
| 31 | Mary F. Davis | 52 | wife | — | Kansas |
| 32 | Portia A. R. Davis | 23 | daughter | Punch Card Operator | Colorado |
| 33 | Wayne Davis | 21 | son | — | Colorado |
| 34 | Morris Bloom | 45 | Head | Tailor | Russia |
| 35 | Sadie Bloom | 42 | wife | — | Russia |
| 36 | Ben R. Bloom | 20 | son | Grocer | Colorado |
| 37 | Estell M. Bloom | 4 | daughter | — | Colorado |
| 38 | Marion F. Miller | 70 | Head | Lawyer | Ohio |
| 39 | Kathleen N. Miller | 66 | wife | — | Maine |
| 40 | Helen Bosworth | 40 | lodger | Clerk | New York |
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)