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Dorothy Jones — 1940 US Census Record

Linked across censuses

1940 United States Federal Census · District-Of-Columbia-County, District of Columbia

Our Model Tree links this Dorothy Jones across the 1930 and 1940 US Censuses in District-Of-Columbia-County, District of Columbia (XGBoost, ~Confirmed) — first a daughter (b.~1924), then head of a 10-person household.

Age 16 b. ~1924 Female Daughter Born: Dist of Columbia Single

1940 Census Record Details

Census Year1940
LocationDistrict-Of-Columbia-County, District of Columbia
SurnameJones
Given NameDorothy
Relationship to HeadDaughter
SexF
Color / RaceBlack
Age16
Marital StatusSingle
BirthplaceDist of Columbia
1935 Residence (City)Washington
1935 Residence (County)District Of Columbia
Additional Details
Class of Worker0
Highest GradeNo 7
1935 ResidenceSame place
Birthplace (normalized)dist of columbia
Township / WardWashington
Est. Birth Year~1924

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.

10 people recorded at the same address in the 1940 census.

Name Relation to head Relative to Dorothy Age Birth yr
Dorothy Jones Daughter — 16 ~1924
Margaret Jones Daughter — 5 ~1935
Edna Jones Daughter — 7 ~1933
Eleven Jones Daughter — 15 ~1925
Madeline Jones Daughter — 10 ~1930
Howard Jones Head — 38 ~1902
Charles Jones Son — ~1940
Jessie Jones Son — 13 ~1927
Phillip Jones Son — 18 ~1922
Blanche Jones Spouse — 37 ~1903

Census Appearances

1930
None, District …
Other, age 7
None, District of Columbia · implied b. ~1923 — 4 household members
●  Primary link · ~Confirmed · 2 sources
XGBoost Household
Surname Jones
Given Name Dorothy
Relationship to Head Granddaughter
Sex F
Color / Race Black
Age 7
Marital Status Single
Birthplace Dist of Columbia
Father's Birthplace Virginia
Mother's Birthplace Dist of Columbia
Birthplace (normalized) dist of columbia
1940
District-Of-Columbia-County, District …
Daughter, age 16
District-Of-Columbia-County, District of Columbia · implied b. ~1924 — 10 household members
Surname Jones
Given Name Dorothy
Relationship to Head Daughter
Sex F
Color / Race Black
Age 16
Marital Status Single
Birthplace Dist of Columbia
1935 Residence (City) Washington
1935 Residence (County) District Of Columbia
Class of Worker 0
Highest Grade No 7
1935 Residence Same place
Birthplace (normalized) dist of columbia

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.
Linked across censuses
Our Model Tree links Dorothy Jones across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Dorothy Jones
Daughter · 1940 · age 16 · b. ~1924 · District of Columbia
★ You are viewing this record
Sibling
Charles Jones
Sibling · 1940 · age
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Edna Jones
Sibling · 1940 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Jessie Jones
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Margaret Jones
Sibling · 1940 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eleven Jones
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Phillip Jones
Sibling · 1940 · age 18
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Madeline Jones
Sibling · 1940 · age 10
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

Page Contents

31 people indexed on this census page (nara:1940:m-t0627-00557-00776)

Line Name Age Relation Occupation Birthplace
41 Willie, X Warwick 43 Head Laborer Virginia
42 Eva Warwick 33 Wife — Virginia
43 Glacie Brown 54 Lodger Laborer Virginia
44 Mattie, X Cook 49 Head Maid Maryland
45 Shirley Cook 12 Daughter — Maryland
46 Stanley Elieen|Elieer 52 Lodger Cement Finisher Maryland
47 Lee, X Daniels 56 Head Laborer Virginia
48 Cecil Daniels 56 Wife — Dist of Columbia
49 Joseph Holt 18 Grandson New Worker Dist of Columbia
50 Howard, X Jones 38 Head Laborer North Carolina
51 Blanche Jones 37 Wife — North Carolina
52 Phillip Jones 18 Son Helper Virginia
53 Dorothy Jones THIS PERSON 16 Daughter — Dist of Columbia
54 Eleven Jones 15 Daughter — Dist of Columbia
55 Jessie Jones 13 Son — Dist of Columbia
56 Madeline Jones 10 Daughter — Dist of Columbia
57 Edna Jones 7 Daughter — Dist of Columbia
58 Margaret Jones 5 Daughter — Dist of Columbia
59 Charles Jones 0 Son — Dist of Columbia
60 Mary, X Conway 50 Head Maid Virginia
61 Francis Bates 5 Adopted — Virginia
62 John Conway 31 Son Helper Virginia
63 John Herrington 65 Lodger — Maryland
64 Bessie, X Scott 47 Head Cook Dist of Columbia
65 Molly Marsh 60 Mother — Virginia
66 Robert Scott 72 Cousin Pension North Carolina
67 Ida Moore 48 Lodger Cook Virginia
68 Thomas Horne 49 Lodger Helper Virginia
69 Jerome Lewis 31 Lodger Truck Driver Dist of Columbia
70 Robert Baylor 30 Lodger Laborer Virginia
71 Mary Baylor 25 Lodger — Dist of Columbia

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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)

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