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Fred Adams — 1940 US Census Record
Model Tree available1940 United States Federal Census · Denver-County, Colorado
Our Model Tree links this Fred Adams across the 1920, 1930 and 1940 US Censuses in Denver-County, Colorado (XGBoost, ~Confirmed), with identified parents Fred & Fred — first a son (b.~1915), then head of a 6-person household.
Age 25
b. ~1915
Male
Son
Born: Colorado
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Denver-County, Colorado |
| Surname | Adams |
| Given Name | Fred |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Denver City |
| 1935 Residence (County) | Denver |
| Additional Details | |
| Occupation | oil dealer |
| Industry | oil co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 156 |
| Highest Grade | C 4 |
| 1935 Residence | Same Place |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Occupation | Oil Dealer |
| Township / Ward | Denver City |
| Est. Birth Year | ~1915 |
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.
6 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Fred | Age | Birth yr |
|---|---|---|---|---|
| Fred Adams | Head | — | 59 | ~1881 |
| Fred Adams | Son | — | 25 | ~1915 |
| Robert Adams | Son | — | 20 | ~1920 |
| Addison Adams | Son | — | 18 | ~1922 |
| Nina Adams | Spouse | — | 54 | ~1886 |
| Peggy Adams | Daughter | — | 15 | ~1925 |
Census Appearances
1920
Denver, Colorado
Son, age 6
Denver, Colorado · implied b. ~1914 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | Fred T Jr |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Illinois |
| Occupation | none |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Denver, Colorado
Son, age 16
Denver, Colorado · implied b. ~1914 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | Fred T |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Illinois |
| Mother's Birthplace | Wisconsin |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1940
Denver-County, Colorado
Son, age 25
Denver-County, Colorado · implied b. ~1915 — 6 household members
| Surname | Adams |
| Given Name | Fred |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Colorado |
| 1935 Residence (City) | Denver City |
| 1935 Residence (County) | Denver |
| Occupation | oil dealer |
| Industry | oil co |
| Class of Worker | PW |
| Hours Worked | 40 |
| Income (1939) | 156 |
| Highest Grade | C 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 Adams across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage. Identified parents: father Fred Adams (~0.92 confidence) and father Fred Adams (~0.92 confidence) and father Fred Adams (~0.92 confidence) and mother Nina Adams (~0.92 confidence) and mother Nina Adams (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Fred Adams
b. ~1873
Source father
● Household
· direct · ~0.92
Father
Fred Adams
b. ~1879
Source father
● Household
· direct · ~0.92
Father
Fred Adams
b. ~1881
Source father
● Household
· direct · ~0.92
Mother
Nina Adams
b. ~1881
Source mother
● Household
· direct · ~0.92
Mother
Nina Adams
b. ~1886
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Fred Adams
Son · 1940 · age 25 · b. ~1915 · Colorado
★ You are viewing this record
Sibling
Peggy Adams
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Robert Adams
Sibling · 1940 · age 20
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Addison Adams
Sibling · 1940 · age 18
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 — Denver-County, Colorado
Open full size
1940 US Federal Census — Denver-County, Colorado
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00487-00378)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Robert La Rue | 17 | son | Student | Iowa |
| 2 | Graham Newton | 3 | grandson | — | Colorado |
| 3 | Rachel Felix | 70 | head | — | Alabama |
| 4 | Leo Felix | 41 | son | Salesman | Missouri |
| 5 | Raymond Robb | 37 | head | Cook | Missouri |
| 6 | Clara Robb | 28 | wife | Cashier | Missouri |
| 7 | Helen Robb | 9 | daughter | — | Missouri |
| 8 | Ronald Robb | 7 | son | — | Missouri |
| 9 | Winifred Bishop | 16 | lodger | Student | Colorado |
| 10 | Clement Bishop | 26 | daughter | Collector | Colorado |
| 11 | Arthur Bodland | 47 | head | Mechanic | Kansas |
| 12 | Margaret Bodland | 50 | wife | — | Kansas |
| 13 | David W Allen | 25 | head | Technician | Kansas |
| 14 | Margaret Allen | 29 | wife | Cashier | Nebraska |
| 15 | George H Arey | 30 | lodger | Collector | Colorado |
| 16 | Alberta Arey | 30 | lodger | Operator | Alabama |
| 17 | Lois Griffith | 35 | head | Operator | Nebraska |
| 18 | Thelma Griffith | 16 | daughter | Student | Nebraska |
| 19 | Floyd Griffith | 15 | son | Student | Washington |
| 20 | James Merrifield | 72 | head | — | New York |
| 21 | May E Merrifield | 48 | wife | Operator | Missouri |
| 22 | David Merrifield | 1 | son | — | Colorado |
| 23 | Hanly Hefty | 23 | head | Barber | Switzerland |
| 24 | Helen Van Arsdale | 28 | head | Clerk | Texas |
| 25 | Frances Poving | 48 | head | Clerk | Colorado |
| 26 | Charles Johnson | 32 | head | Plasterer | Colorado |
| 27 | Dorothy Johnson | 31 | wife | — | Colorado |
| 28 | Charles Johnson | 1 | son | — | Colorado |
| 29 | Clarence Gregory | 54 | head | Plastering | New Mexico |
| 30 | Clara Gregory | 52 | wife | — | Colorado |
| 31 | Genevieve Gregory | 29 | daughter | — | Colorado |
| 32 | Fred T Adams | 59 | head | Oil Worker | Illinois |
| 33 | Nina Adams | 54 | wife | — | Missouri |
| 34 | Fred Adams THIS PERSON | 25 | son | Oil Dealer | Colorado |
| 35 | Robert Adams | 20 | son | Student | Colorado |
| 36 | Addison Adams | 18 | son | Student | Colorado |
| 37 | Peggy Adams | 15 | daughter | Student | Colorado |
| 38 | G. Glenn Searle | 36 | head | Social Worker | Iowa |
| 39 | Davis Etta Searle | 68 | mother | — | New York |
| 40 | Blanche Stacy | 37 | head | Stenographer | Kansas |
Pedigree Summary
Fred + 3 siblings
Gen 1 · 5 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)