EJ
Ella Johnson — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Clinton-County, Iowa
Our Model Tree links this Ella Johnson across the 1920, 1930 and 1940 US Censuses in Clinton-County, Iowa (XGBoost, ~Confirmed) — first a spouse (b.~1870), then head of a 3-person household.
Age 70
b. ~1870
Female
Spouse
Born: Sweden
Married
1940 Census Record Details
| Census Year | 1940 |
| Location | Clinton-County, Iowa |
| Surname | Johnson |
| Given Name | Ella O |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Clinton City |
| 1935 Residence (County) | Clinton |
| Naturalization Status | Naturalized |
| Additional Details | |
| Hours Worked | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
| Township / Ward | Clinton City |
| Est. Birth Year | ~1870 |
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 Ella | Age | Birth yr |
|---|---|---|---|---|
| Nels Johnson | Head | — | 76 | ~1864 |
| Leonard Johnson | Son | — | 35 | ~1905 |
| Ella Johnson | Spouse | — | 70 | ~1870 |
Census Appearances
1920
Clinton, Iowa
Spouse, age 49
Clinton, Iowa · implied b. ~1871 — 2 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Ella |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 49 |
| Marital Status | Married |
| Birthplace | Sweden |
| Year of Immigration | 1888 |
| Naturalization Status | Naturalized |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | Swedish |
| Birth Country | Sweden |
| Year of Naturalization | 1890 |
| Birthplace (normalized) | sweden |
1930
Clinton, Iowa
Spouse, age 60
Clinton, Iowa · implied b. ~1870 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Ella |
| Relationship to Head | Wife |
| Sex | F |
| Color / Race | White |
| Age | 60 |
| Marital Status | Married |
| Birthplace | Sweden |
| Naturalization Status | Naturalized |
| Year of Immigration | 1884 |
| Age at First Marriage | 32 |
| Father's Birthplace | Sweden |
| Mother's Birthplace | Sweden |
| Can Read/Write | Yes |
| Mother Tongue | Swedish |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
1940
Clinton-County, Iowa
Spouse, age 70
Clinton-County, Iowa · implied b. ~1870 — 3 household members
| Surname | Johnson |
| Given Name | Ella O |
| Relationship to Head | wife |
| Sex | F |
| Color / Race | White |
| Age | 70 |
| Marital Status | Married |
| Birthplace | Sweden |
| 1935 Residence (City) | Clinton City |
| 1935 Residence (County) | Clinton |
| Naturalization Status | Naturalized |
| Hours Worked | 0 |
| Highest Grade | No 4 |
| 1935 Residence | Same place |
| Birth Country | Sweden |
| Birthplace (normalized) | sweden |
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 Ella Johnson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Ella Johnson
Spouse · 1940 · age 70 · b. ~1870 · Iowa
★ 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 — Clinton-County, Iowa
Open full size
1940 US Federal Census — Clinton-County, Iowa
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-01150-00248)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Katherine M Krongard | 56 | wife | — | Denmark |
| 42 | Mildred V Krongard | 22 | daughter | Stenographer | Iowa |
| 43 | Gerald W Krongard | 16 | son | Salesman | Iowa |
| 44 | William A Maty | 58 | head | Plasterer | Iowa |
| 45 | Mary A Maty | 55 | wife | — | Iowa |
| 46 | Mary M Maty | 13 | daughter | — | Iowa |
| 47 | Nels J Johnson | 76 | head | — | Sweden |
| 48 | Ella O Johnson THIS PERSON | 70 | wife | — | Sweden |
| 49 | Leonard E Johnson | 35 | son | Steam Fitter | Iowa |
| 50 | Charles Bruehlman | 78 | head | — | Switzerland |
| 51 | Anna F Bruehlman | 68 | wife | — | Switzerland |
| 52 | Birdie C Buckley | 67 | head | — | Iowa |
| 53 | Clara F King | 48 | head | Plumber | Illinois |
| 54 | Bessiem King | 47 | wife | — | Illinois |
| 55 | John J Bornhoeft | 76 | head | Drayman | Denmark |
| 56 | Ingrid Bornhoeft | 43 | daughter | Teacher | Iowa |
| 57 | Meta Dierks | 62 | head | — | Iowa |
| 58 | Vernon E Dierks | 34 | son | Laborer | Iowa |
| 59 | Eugene F Mcgovern | 26 | son | Laborer | Iowa |
| 60 | Margaret A Mcgovern | 24 | daughter in law | — | Iowa |
| 61 | Marcia G Mcgovern | 1 | granddaughter | — | Iowa |
| 62 | William H Culmary | 64 | head | Woodworker | Iowa |
| 63 | Pauline Culmary | 59 | wife | — | Denmark |
| 64 | John A Werner | 36 | head | Proprietor | Iowa |
| 65 | Viola M Werner | 35 | wife | — | Iowa |
| 66 | John E Werner | 4 | son | — | Iowa |
| 67 | Ledonna M Werner | 3 | daughter | — | Iowa |
| 68 | Donald J Werner | 3 | son | — | Iowa |
| 69 | Sylvester W Zirves | 21 | brother in law | Laborer | Iowa |
| 70 | Donald E Zirves | 19 | brother in law | Apprentice Furniture Maker | Iowa |
| 71 | Arnold C Lundstead | 31 | head | Timekeeper | Iowa |
| 72 | Esther J Lundstead | 30 | wife | Stenographer | Iowa |
| 73 | Marvin E Lander | 38 | head | Mechanic | Iowa |
| 74 | Alice C Lander | 38 | wife | — | Iowa |
| 75 | Maxine P Carlingame | 18 | sister in law | Stenographer | Iowa |
| 76 | Carl H Kreiger | 48 | head | Construction Foreman | Iowa |
| 77 | Ruby M Kreiger | 44 | wife | — | Illinois |
| 78 | Edward T Kreiger | 21 | son | — | Iowa |
| 79 | Andrew C Zerrion | 29 | head | Barber | Iowa |
| 80 | Lillian M Zerrion | 25 | wife | — | 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)