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Richard Cook — 1940 US Census Record

Linked across censuses

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

Our Model Tree links this Richard Cook across the 1930 and 1940 US Censuses in District-Of-Columbia-County, District of Columbia (XGBoost, ~Confirmed) — first a head (b.~1901), then head of a 8-person household.

Age 39 b. ~1901 Male Head Born: Maryland Married

1940 Census Record Details

Census Year1940
LocationDistrict-Of-Columbia-County, District of Columbia
SurnameCook
Given NameRichard
Relationship to HeadHead
SexM
Color / RaceBlack
Age39
Marital StatusMarried
BirthplaceMaryland
1935 Residence (City)Washington
1935 Residence (County)District Of Columbia
Additional Details
OccupationChauffeur
IndustryPrivate Family
Class of WorkerPW
Hours Worked9
Income (1939)860
Highest GradeNo 2
1935 ResidenceSame Place
Birth StateMaryland
Birth CountryUnited States
Birthplace (normalized)maryland
OccupationChauffeur
Township / WardWashington
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.

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

Name Relation to head Relative to Richard Age Birth yr
Leroy Cook Son — 12 ~1928
Leola Cook Daughter — 16 ~1924
Delorse Cook Daughter — 14 ~1926
Warren Cook Son — 18 ~1922
Richard Cook Head — 39 ~1901
Victoria Cook Spouse — 38 ~1902
Augustus Cook Son — 10 ~1930
Shirley Cook Daughter — 7 ~1933

Census Appearances

1930
None, District …
Head, age 30
None, District of Columbia · implied b. ~1900
●  Primary link · ~Confirmed · 1 source
XGBoost
Surname Cook
Given Name Richard
Relationship to Head Head
Sex M
Color / Race Black
Age 30
Marital Status Married
Birthplace Maryland
Age at First Marriage 21
Father's Birthplace Maryland
Mother's Birthplace Maryland
Occupation Mechanic
Industry Garage
Class of Worker W
Can Read/Write Yes
Home Owned/Rented R
Home Value / Rent 18.50
Birth State Maryland
Birth Country United States
Birthplace (normalized) maryland
1940
District-Of-Columbia-County, District …
Head, age 39
District-Of-Columbia-County, District of Columbia · implied b. ~1901 — 8 household members
Surname Cook
Given Name Richard
Relationship to Head Head
Sex M
Color / Race Black
Age 39
Marital Status Married
Birthplace Maryland
1935 Residence (City) Washington
1935 Residence (County) District Of Columbia
Occupation Chauffeur
Industry Private Family
Class of Worker PW
Hours Worked 9
Income (1939) 860
Highest Grade No 2
1935 Residence Same Place
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.
Linked across censuses
Our Model Tree links Richard Cook across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Richard Cook
Head · 1940 · age 39 · b. ~1901 · District of Columbia
★ 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 — District-Of-Columbia-County, District of Columbia Open full size

Page Contents

40 people indexed on this census page (nara:1940:m-t0627-00554-00298)

Line Name Age Relation Occupation Birthplace
1 Phillip Low 4 Son — Dist. of Col.
2 Norman Low 3 Son — Dist. of Col.
3 Constance Low 4 Daughter — Dist. of Col.
4 Lamont Low 0 Son — Dist. of Col.
5 John Smith 40 Head Cook Virginia
6 Agnes Smith 37 Wife 0 Maryland
7 Florence Smith 16 Daughter 0 Dist. of Col.
8 Harriet Smith 15 Daughter 0 Dist. of Col.
9 Lucelle Smith 12 Daughter — Dist. of Col.
10 Grace Washington 45 Lodger Cook Maryland
11 Clementine Young 57 Head 0 Dist. of Col.
12 Leroy Jackson 23 Nephew Laborer Dist. of Col.
13 William Smith 30 Lodger Timekeeper Dist. of Col.
14 Lodger Hattie None F Private Family —
15 Roy Williams 41 Head Truck-Driver Maryland
16 Minnie Williams 55 Mother 0 Maryland
17 Daniel Queen 62 Uncle 0 Maryland
18 Irene Marge 40 Cousin Domestic Maryland
19 Golden Marge 48 Cousin Laborer Virginia
20 George Davis 32 Lodger Elevator Operator South Carolina
21 Lula King 46 Lodger Day Work Virginia
22 Oscar Williams 62 Head 0 Virginia
23 Elizabeth Williams 53 Wife 0 Virginia
24 Elizabeth Davis 27 Daughter Domestic Virginia
25 Clarence Davis 35 Son-in-law Laborer Virginia
26 James Bassey 34 Lodger Laborer Dist. of Col.
27 William Hilbert 32 Head Baggage-Man South Carolina
28 Lillian Hilbert 27 Wife 0 South Carolina
29 Gladys Hilbert 9 Daughter — Dist. of Col.
30 Dorothy Hilbert 6 Daughter — Dist. of Col.
31 Shirley Hilbert 3 Daughter — Dist. of Col.
32 Susie Chapman 50 Head 0 Dist. of Col.
33 Richard Cook THIS PERSON 39 Head Chauffeur Maryland
34 Victoria Cook 38 Wife Cook Dist. of Col.
35 Warren Cook 18 Son 0 Dist. of Col.
36 Leola Cook 16 Daughter 0 Dist. of Col.
37 Delorse Cook 14 Daughter 0 Dist. of Col.
38 Leroy Cook 12 Son — Dist. of Col.
39 Augustus Cook 10 Son — Dist. of Col.
40 Shirley Cook 7 Daughter — Dist. of Col.

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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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