William Roach — 1930 US Census Record

Linked across censuses

1930 United States Federal Census · Suffolk, Massachusetts

Our Model Tree links this William Roach across the 1930 and 1940 US Censuses in Suffolk, Massachusetts (XGBoost, ~Confirmed) — first a son (b.~1920), then head of a 5-person household.

Age 10 b. ~1920 Male Son Born: Massachusetts Single

1930 Census Record Details

Census Year	1930
Location	Suffolk, Massachusetts
Surname	Roach
Given Name	William
Relationship to Head	Son
Sex	M
Color / Race	White
Age	10
Marital Status	Single
Birthplace	Massachusetts
Father's Birthplace	Ireland
Mother's Birthplace	Maryland
Additional Details
Can Read/Write	Yes
Birth State	Massachusetts
Birth Country	United States
Birthplace (normalized)	massachusetts
Township / Ward	Boston City
Est. Birth Year	~1920

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.

5 people recorded at the same address in the 1930 census.

Name	Relation to head	Relative to William	Age	Birth yr
Maurice Roach	Son	—	8	~1922
William Roach	Son	—	10	~1920
Elizabeth Roach	Spouse	—	32	~1898
Michael Roach	Head	—	43	~1887
Thomas Roach	Son	—	5	~1925

Census Appearances

1930

Suffolk, Massachusetts

Son, age 10

Suffolk, Massachusetts · implied b. ~1920 — 5 household members

Surname	Roach
Given Name	William
Relationship to Head	Son
Sex	M
Color / Race	White
Age	10
Marital Status	Single
Birthplace	Massachusetts
Father's Birthplace	Ireland
Mother's Birthplace	Maryland
Can Read/Write	Yes
Birth State	Massachusetts
Birth Country	United States
Birthplace (normalized)	massachusetts

1940

Suffolk-County, Massachusetts

Son, age 20

Suffolk-County, Massachusetts · implied b. ~1920 — 5 household members

● Primary link · ~Confirmed · 2 sources

XGBoost Household

Surname	Roche
Given Name	William
Relationship to Head	Son
Sex	M
Color / Race	White
Age	20
Marital Status	Single
Birthplace	Massachusetts
1935 Residence (City)	Boston city
1935 Residence (County)	Suffolk
Occupation	operator
Industry	X-ray city hospital
Class of Worker	GW
Hours Worked	15
Income (1939)	400
Highest Grade	Hs 4
1935 Residence	Same place
Birth State	Massachusetts
Birth Country	United States
Birthplace (normalized)	massachusetts

Model Tree

Linked across censuses

Our Model Tree links William Roach across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.

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This person

Anchor record

William Roach

Son · 1930 · age 10 · b. ~1920 · Massachusetts

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Sibling

Thomas Roach

Sibling · 1930 · age 5

Source co-child of head (derived)

● Co-child · derived · ~0.88

Sibling

Maurice Roach

Sibling · 1930 · age 8

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

1930 US Federal Census — Suffolk, Massachusetts Open full size

Page Contents

50 people indexed on this census page (ia:1930:massachusettscensus00reel941:0794)

Line	Name	Age	Relation	Occupation	Birthplace
1	Walter H Miles	60	Head	Carpenter	Maine
2	Catherine C Miles	55	Wife	—	Canada English
3	Lillian Miles	24	Daughter	Inspector	Massachusetts
4	Sylvester C Miles	19	Son	Clerk	Massachusetts
5	Ruth E Miles	18	Daughter	—	Massachusetts
6	Aura Miles	32	Son	Tool Maker	Massachusetts
7	Dorothy R Miles	29	Daughter-in-law	—	Massachusetts
8	Aura Jr Miles	6	Grandson	—	Massachusetts
9	Ellen Laskey	61	Head	—	Massachusetts
10	Lawrence Laskey	23	Son	Chauffeur	Massachusetts
11	Raymond Laskey	17	Son	—	Massachusetts
12	George Hemmenway	44	Head	Gas-Fitter	New York
13	Gertrude Hemmenway	34	Wife	—	Massachusetts
14	George Hemmenway	15	Son	—	Massachusetts
15	Gertrude Hemmenway	13	Daughter	—	Massachusetts
16	Grace Hemmenway	12	Daughter	—	Massachusetts
17	Arnold Hemmenway	11	Son	—	Massachusetts
18	Gordon Hemmenway	10	Son	—	Massachusetts
19	Arthur J Page	70	Head	Book-Keeper	England
20	Sarah M Page	66	Wife	—	England
21	Ruth E Page	26	Daughter	Stenographer	Massachusetts
22	Dorothy J Page	24	Daughter	Teacher	Massachusetts
23	Thomas Rich	30	Head	Sales Lady	Massachusetts
24	Louise J Rich	7	Daughter	—	Massachusetts
25	Mary S Chubbuck	63	Mother-in-law	—	Massachusetts
26	Rose C Grace	48	Head	Sales Lady	Massachusetts
27	Jessie H Grace	18	Daughter	—	Massachusetts
28	Lloyd Laskey	29	Head	Policeman	Massachusetts
29	Alice Laskey	27	Wife	—	Massachusetts
30	Virginia Laskey	5	Daughter	—	Massachusetts
31	Michael Roach	43	Head	Manager	Ireland
32	Elizabeth M Roach	32	Wife	—	Maryland
33	William Roach THIS PERSON	10	Son	—	Massachusetts
34	Maurice Roach	8	Son	—	Massachusetts
35	Thomas Roach	5	Son	—	Massachusetts
36	John Mcwilliams	23	Head	Iron-Worker	Massachusetts
37	Margaret Mcwilliams	18	Wife	—	Massachusetts
38	Charles H Scoon	41	Head	Machinist	Massachusetts
39	Rose L Scoon	37	Wife	—	Connecticut
40	Charles W Scoon	91	Father	—	New Jersey
41	Amelia Swanson	69	Head	Housework	Sweden
42	Selma Sjostrom	53	Head	—	Sweden
43	Albert Sjostrom	30	Son	Blacksmith	Massachusetts
44	Edward Le Blanc	45	Boarder	Iceman	Canada French
45	James W Hewitt	62	Head	Carpenter	Canada English
46	Margaret Hewitt	60	Wife	—	Canada English
47	Clarence S Hewitt	21	Son	Clerk	Massachusetts
48	Mary A Blinn	68	Head	—	Massachusetts
49	George A Blinn	41	Son	Seaman	Massachusetts
50	Chester Barnard	39	Head	Mechanic	Massachusetts

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About This Record & Model Tree

This record was independently indexed by YourRoots from the 1930 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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