BJ
Blanche Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Story-County, Iowa
Our Model Tree links this Blanche Johnson across the 1920, 1930 and 1940 US Censuses in Story-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1901), then head of a 7-person household.
Age 39
b. ~1901
Female
Spouse
Born: Oregon
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Story-County, Iowa |
| Surname | Johnson |
| Given Name | Blanche |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Oregon |
| 1935 Residence (City) | Ames City |
| 1935 Residence (County) | place |
| Additional Details | |
| Occupation | Maid |
| Industry | private home |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 300 |
| Highest Grade | 8 |
| 1935 Residence | Iowa |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
| Occupation | Maid |
| Township / Ward | Ames City |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Blanche | Age | Birth yr |
|---|---|---|---|---|
| Della Johnson | Daughter | — | 3 | ~1937 |
| Delores Johnson | Daughter | — | 18 | ~1922 |
| Virginia Johnson | Daughter | — | 12 | ~1928 |
| Ray Johnson | Son | — | 14 | ~1926 |
| Blanche Johnson | Spouse | — | 39 | ~1901 |
| Ray Johnson | Head | — | 47 | ~1893 |
| Lillian Johnson | Daughter | — | 17 | ~1923 |
Census Appearances
1920
Story, Iowa
Spouse, age 18
Story, Iowa · implied b. ~1902 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Blanche |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 18 |
| Marital Status | Married |
| Birthplace | Oregon |
| Father's Birthplace | Wisconsin |
| Mother's Birthplace | Norway |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1930
Story, Iowa
Spouse, age 29
Story, Iowa · implied b. ~1901 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Blanche S |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 29 |
| Marital Status | Married |
| Birthplace | Oregon |
| Age at First Marriage | 18 |
| Father's Birthplace | South Dakota |
| Mother's Birthplace | Norway |
| Occupation | Housewife |
| Industry | Private Home |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
1940
Story-County, Iowa
Spouse, age 39
Story-County, Iowa · implied b. ~1901 — 7 household members
| Surname | Johnson |
| Given Name | Blanche |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 39 |
| Marital Status | Married |
| Birthplace | Oregon |
| 1935 Residence (City) | Ames City |
| 1935 Residence (County) | place |
| Occupation | Maid |
| Industry | private home |
| Class of Worker | PW |
| Hours Worked | 30 |
| Income (1939) | 300 |
| Highest Grade | 8 |
| 1935 Residence | Iowa |
| Birth State | Oregon |
| Birth Country | United States |
| Birthplace (normalized) | oregon |
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 Blanche Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Blanche Johnson
Spouse · 1940 · age 39 · b. ~1901 · Iowa
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Story-County, Iowa
Open full size
1940 US Federal Census — Story-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01206-00274)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Kenneth Taylor | 20 | Head | Driver | Iowa |
| 2 | Hazel G Taylor | 18 | Wife | — | Iowa |
| 3 | Kenneth Taylor | 0 | Son | — | Iowa |
| 4 | Roy R De Moss | 21 | Head | Ice Mfg | Minnesota |
| 5 | Evelyn De Moss | 17 | Wife | — | Iowa |
| 6 | Ray De Moss | 0 | Son | — | Iowa |
| 7 | Wm Beach | 30 | Head | Driver | Missouri |
| 8 | Bessie Beach | 26 | Wife | — | Iowa |
| 9 | Iona M Beach | 7 | daughter | — | Iowa |
| 10 | Marvin L Beach | 3 | Son | — | Iowa |
| 11 | John A Lodestein | 50 | Head | Laborer | Iowa |
| 12 | Nellie Lodestein | 44 | Wife | — | Iowa |
| 13 | Marion Lodestein | 14 | Son | — | Iowa |
| 14 | Robert Lodestein | 12 | Son | — | Iowa |
| 15 | Myrtle Lodestein | 10 | Daughter | — | Iowa |
| 16 | Ray G Johnson | 47 | Head | Driver | Iowa |
| 17 | Blanche Johnson THIS PERSON | 39 | Wife | Maid | Oregon |
| 18 | Delores Johnson | 18 | daughter | — | Iowa |
| 19 | Lillian Johnson | 17 | daughter | — | So Dakota |
| 20 | Ray Johnson | 14 | Son | — | Iowa |
| 21 | Virginia Johnson | 12 | Daughter | — | Iowa |
| 22 | Della Johnson | 3 | daughter | — | Iowa |
| 23 | John E Lanning | 51 | Head | Manager | Iowa |
| 24 | Hattie M Lanning | 45 | Wife | — | Michigan |
| 25 | Mary J Parker | 20 | Daughter | — | Iowa |
| 26 | Orville Parker | 21 | Son-in-law | Clerk | Iowa |
| 27 | Frank Kilmer | 63 | Head | Painter | Iowa |
| 28 | Laura J Kilmer | 70 | Wife | — | Missouri |
| 29 | Chas M Sanger | 57 | Head | Mason | Iowa |
| 30 | Minnie J Sanger | 48 | Wife | — | Virginia |
| 31 | Wm J Buren | 23 | Head | — | Iowa |
| 32 | Elinor J Buren | 25 | Wife | Typist | Iowa |
| 33 | Clair Renard | 32 | Head | Mechanic | Iowa |
| 34 | Esther Renard | 31 | Wife | — | Iowa |
| 35 | Harold Roberts | 24 | Head | Carpenter | Illinois |
| 36 | Lorraine C Roberts | 26 | Wife | Teacher | Iowa |
| 37 | Lora C Inman | 61 | Head | Refrigeration Eng | Kansas |
| 38 | Bertha Inman | 45 | Wife | — | Iowa |
| 39 | Dell Inman | 25 | Son | Laborer | Iowa |
| 40 | Mildred Inman | 21 | daughter | — | Iowa |
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)