CA
Clifford Anderson — 1940 US Census Record
Model Tree available1940 United States Federal Census · Worth-County, Iowa
Our Model Tree links this Clifford Anderson across the 1920, 1930 and 1940 US Censuses in Worth-County, Iowa (XGBoost, ~Confirmed), with identified parents Cornelius & R — first a son (b.~1913), then head of a 5-person household.
Age 27
b. ~1913
Male
Son
Born: Iowa
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Worth-County, Iowa |
| Surname | Anderson |
| Given Name | Clifford |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Silver Lake Twp |
| 1935 Residence (County) | Worth |
| Additional Details | |
| Occupation | Station attendant |
| Industry | gas station |
| Class of Worker | PW |
| Hours Worked | 84 |
| Income (1939) | 520 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
| Occupation | Station Attendant |
| Township / Ward | Silver Lake Twp |
| Est. Birth Year | ~1913 |
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.
5 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Clifford | Age | Birth yr |
|---|---|---|---|---|
| Ragna Anderson | Head | — | 54 | ~1886 |
| Andrew Anderson | Son | — | 17 | ~1923 |
| Clifford Anderson | Son | — | 27 | ~1913 |
| Russell Anderson | Son | — | 19 | ~1921 |
| Ingwald Anderson | Son | — | 21 | ~1919 |
Census Appearances
1920
Freeborn, Minnesota
Son, age 6
Freeborn, Minnesota · implied b. ~1914 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Clifford |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 6 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Speaks English | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1930
Worth, Iowa
Son, age 17
Worth, Iowa · implied b. ~1913 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Anderson |
| Given Name | Clifford |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Iowa |
| Father's Birthplace | Norway |
| Mother's Birthplace | Norway |
| Can Read/Write | Yes |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
1940
Worth-County, Iowa
Son, age 27
Worth-County, Iowa · implied b. ~1913 — 5 household members
| Surname | Anderson |
| Given Name | Clifford |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Iowa |
| 1935 Residence (City) | Silver Lake Twp |
| 1935 Residence (County) | Worth |
| Occupation | Station attendant |
| Industry | gas station |
| Class of Worker | PW |
| Hours Worked | 84 |
| Income (1939) | 520 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| Birth State | Iowa |
| Birth Country | United States |
| Birthplace (normalized) | iowa |
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 Clifford Anderson across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: father Cornelius Anderson (~0.92 confidence) and father R Anderson (~0.92 confidence) and mother Ragna Anderson (~0.92 confidence) and mother Randi Anderson (~0.92 confidence) and mother Regna Anderson (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Cornelius Anderson
b. ~1863
Source father
● Household
· direct · ~0.92
Father
R Anderson
b. ~1864
Source father
● Household
· direct · ~0.92
Mother
Ragna Anderson
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Randi Anderson
b. ~1886
Source mother
● Household
· direct · ~0.92
Mother
Regna Anderson
b. ~1882
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Clifford Anderson
Son · 1940 · age 27 · b. ~1913 · Iowa
★ You are viewing this record
Sibling
Russell Anderson
Sibling · 1940 · age 19
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Andrew Anderson
Sibling · 1940 · age 17
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Ingwald Anderson
Sibling · 1940 · age 21
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 — Worth-County, Iowa
Open full size
1940 US Federal Census — Worth-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01217-00313)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Ragna Anderson | 54 | Head | — | Norway |
| 2 | Clifford Anderson THIS PERSON | 27 | Son | Station Attendant | Iowa |
| 3 | Ingwald Anderson | 21 | Son | — | Minnesota |
| 4 | Russell Anderson | 19 | Son | Hired Hand | Minnesota |
| 5 | Andrew Anderson | 17 | Son | — | Minnesota |
| 6 | Lewis Johnson | 54 | Head | Farmer | Iowa |
| 7 | Hazel Piety | 49 | Servant | Servant | Iowa |
| 8 | Ole Eastvold | 63 | Hired hand | Hired Hand | Minnesota |
| 9 | James Hermanson | 32 | Head | Farmer | Iowa |
| 10 | Olga Hermanson | 31 | Wife | — | Iowa |
| 11 | Villa J. Hermanson | 12 | Daughter | — | Iowa |
| 12 | Roger J. Hermanson | 7 | Son | — | Iowa |
| 13 | Kenneth D. Hermanson | 3 | Son | — | Iowa |
| 14 | Oliver Roatvam | 40 | Head | Hired Hand | Iowa |
| 15 | Ida J. Roatvam | 38 | Sister | Servant | Iowa |
| 16 | Lewis Horvei | 60 | Head | Farmer | Iowa |
| 17 | Anna Horvei | 61 | Wife | — | Iowa |
| 18 | Andrew Horvei | 26 | Son | Assistant Buttermaker | Iowa |
| 19 | Joseph G. Horvei | 24 | Son | Farmer | Iowa |
| 20 | Ruth A. Horvei | 23 | Daughter | Teacher | Iowa |
| 21 | George G. Dahl | 52 | Head | Farmer | Iowa |
| 22 | Anne Dahl | 51 | Wife | — | Iowa |
| 23 | Gaylord H. Dahl | 30 | Son | Hired Hand | Iowa |
| 24 | Albert Peterson | 16 | Cousin | Laborer | North Dakota |
| 25 | John M. Bjelland | 42 | Head | Farmer | Iowa |
| 26 | Esther Bjelland | 37 | Wife | — | Wisconsin |
| 27 | Thayne J. Bjelland | 15 | Son | — | Iowa |
| 28 | Helen Mae Bjelland | 13 | Daughter | — | Iowa |
| 29 | Anna Norgaard | 26 | Lodger | Teacher | Iowa |
| 30 | Melvin O. Thompson | 35 | Head | Farmer | Iowa |
| 31 | Olga H. Thompson | 31 | Wife | — | Iowa |
| 32 | Marlin O. Thompson | 10 | Son | — | Iowa |
| 33 | Ardyce L. Thompson | 7 | Daughter | — | Iowa |
| 34 | Donald R. Thompson | 6 | Son | — | Iowa |
| 35 | Darlene M. Thompson | 4 | Daughter | — | Iowa |
| 36 | Roger K. Thompson | 3 | Son | — | Iowa |
| 37 | Alpha G. Trigen | 18 | Servant | — | Iowa |
| 38 | Harold G. Belville | 40 | Head | Farmer | Kansas |
| 39 | Richard Belville | 17 | Son | — | Minnesota |
| 40 | Donald R. Belville | 16 | Son | — | Minnesota |
Pedigree Summary
Clifford + 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)