EJ
Evelyn Johnson — 1940 US Census Record
Model Tree available1940 United States Federal Census · District-Of-Columbia-County, District of Columbia
Our Model Tree links this Evelyn Johnson across the 1920, 1930 and 1940 US Censuses in District-Of-Columbia-County, District of Columbia (XGBoost, ~Confirmed), with identified parents Marion & Marion — first a daughter (b.~1915), then head of a 7-person household.
Age 25
b. ~1915
Female
Daughter
Born: Maryland
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | District-Of-Columbia-County, District of Columbia |
| Surname | Johnson |
| Given Name | Evelyn |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Washington |
| 1935 Residence (County) | District Of Columbia |
| Additional Details | |
| Occupation | Stenographer |
| Industry | Real Estate |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 780 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
| Occupation | Stenographer |
| Township / Ward | Washington |
| 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.
7 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to Evelyn | Age | Birth yr |
|---|---|---|---|---|
| Evelyn Johnson | Daughter | — | 25 | ~1915 |
| Hazel Johnson | Daughter | — | 28 | ~1912 |
| William Johnson | Head | — | 56 | ~1884 |
| Barbara Johnson | Other | — | 6 | ~1934 |
| Edgar Johnson | Other | — | 10 | ~1930 |
| Harry Johnson | Son | — | 44 | ~1896 |
| Marion Johnson | Spouse | — | 64 | ~1876 |
Census Appearances
1920
Montgomery, Maryland
Daughter, age 5
Montgomery, Maryland · implied b. ~1915 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Evelyn E |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 5 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Occupation | none |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1930
None, District …
Daughter, age 15
None, District of Columbia · implied b. ~1915 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Johnson |
| Given Name | Evelyn E. |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 15 |
| Marital Status | Single |
| Birthplace | Maryland |
| Father's Birthplace | Maryland |
| Mother's Birthplace | Maryland |
| Can Read/Write | Yes |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
1940
District-Of-Columbia-County, District …
Daughter, age 25
District-Of-Columbia-County, District of Columbia · implied b. ~1915 — 7 household members
| Surname | Johnson |
| Given Name | Evelyn |
| Relationship to Head | Daughter |
| Sex | F |
| Color / Race | Black |
| Age | 25 |
| Marital Status | Single |
| Birthplace | Maryland |
| 1935 Residence (City) | Washington |
| 1935 Residence (County) | District Of Columbia |
| Occupation | Stenographer |
| Industry | Real Estate |
| Class of Worker | PW |
| Hours Worked | 44 |
| Income (1939) | 780 |
| Highest Grade | H 4 |
| 1935 Residence | Same house |
| Birth State | Maryland |
| Birth Country | United States |
| Birthplace (normalized) | maryland |
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 Evelyn Johnson across 3 US Census years (1920, 1930 and 1940) in 3 locations, using XGBoost record linkage. Identified parents: mother Marion Johnson (~0.92 confidence) and mother Marion Johnson (~0.92 confidence) and mother Marion Johnson (~0.92 confidence) and father William Johnson (~0.92 confidence) and father William Johnson (~0.92 confidence) and father William Johnson (~0.92 confidence). The pedigree spans 1 generation with 6 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Mother
Marion Johnson
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Marion Johnson
b. ~1876
Source mother
● Household
· direct · ~0.92
Mother
Marion Johnson
b. ~1878
Source mother
● Household
· direct · ~0.92
Father
William Johnson
b. ~1883
Source father
● Household
· direct · ~0.92
Father
William Johnson
b. ~1884
Source father
● Household
· direct · ~0.92
Father
William Johnson
b. ~1884
Source father
● Household
· direct · ~0.92
This person
Anchor record
Evelyn Johnson
Daughter · 1940 · age 25 · b. ~1915 · District of Columbia
★ You are viewing this record
Sibling
Hazel Johnson
Sibling · 1940 · age 28
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Harry Johnson
Sibling · 1940 · age 44
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 — District-Of-Columbia-County, District of Columbia
Open full size
1940 US Federal Census — District-Of-Columbia-County, District of Columbia
Page Contents
40 people indexed on this census page (nara:1940:m-t0627-00571-00316)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 41 | Kathryn Brown | 27 | Wife | Nurse | Virginia |
| 42 | Harold Potter | 35 | Head | Painter | New York |
| 43 | Jeannette Potter | 38 | Wife | Secretary | New York |
| 44 | Bernice Quaites | 45 | Head | Clerk | Texas |
| 45 | Sara Quaites | 69 | Mother | — | Kentucky |
| 46 | Caleb B. Bell | 30 | Head | Photogrammetrist | No. Carolina |
| 47 | Virginia Bell | 26 | Wife | — | No. Carolina |
| 48 | Leo W. Harrington | 30 | Head | Lawyer | Montana |
| 49 | Hilda Harrington | 30 | Wife | — | New York |
| 50 | Patrick Harrington | 3 | Son | — | D.C. |
| 51 | Michael Harrington | 2 | Son | — | D.C. |
| 52 | Robert Scott | 40 | Lodger | Bricklayer | Ireland |
| 53 | Harold Attenburg | 35 | Lodger | Clerk | Illinois |
| 54 | Sylvester Parrish | 62 | Lodger | Tailor | Italy |
| 55 | Phillip Horring | 30 | Lodger | Clerk | Illinois |
| 56 | Joseph Young | 54 | Head | Broker | Georgia |
| 57 | Ann M. Young | 41 | Wife | — | Georgia |
| 58 | Josephine Young | 18 | Son | — | Georgia |
| 59 | Conrad Anderson | 40 | Head | Dressmaker | Virginia |
| 60 | Bessie Anderson | 37 | Sister | — | Virginia |
| 61 | William Wilson | 30 | Head | Handyman | D.C. |
| 62 | Esther Wilson | 32 | Wife | Marker | D.C. |
| 63 | Catherine Wedge | 46 | Mother-in-law | — | Maryland |
| 64 | Moses Livingston | 32 | Head | Handyman | Virginia |
| 65 | Martha Livingston | 30 | Wife | Servant | Virginia |
| 66 | Maude Andrews | 39 | Head | Servant | No. Carolina |
| 67 | Lester Andrews | 13 | Son | — | D.C. |
| 68 | Maude Collins | 34 | Head | Stenographer | D.C. |
| 69 | Raymond Davis | 27 | Head | Handyman | D.C. |
| 70 | Emma Davis | 24 | Wife | Servant | Virginia |
| 71 | William Johnson | 56 | Head | Night Watchman | Maryland |
| 72 | Marion Johnson | 64 | Wife | Servant | Maryland |
| 73 | Harry Johnson | 44 | Son | Laborer | Maryland |
| 74 | Evelyn Johnson THIS PERSON | 25 | Daughter | Stenographer | Maryland |
| 75 | Hazel Johnson | 28 | Daughter | Servant | Maryland |
| 76 | Edgar Johnson | 10 | Grandson | — | D.C. |
| 77 | Barbara Johnson | 6 | Granddaughter | — | D.C. |
| 78 | Mary Russell | 39 | Head | Domestic | Penn. |
| 79 | Yvonne Russell | 11 | Daughter | — | Penn. |
| 80 | Avery Williams | 29 | Head | Washer | So. Carolina |
Pedigree Summary
Evelyn + 2 siblings
Gen 1 · 6 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)