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Harold Adams — 1930 US Census Record
Model Tree available1930 United States Federal Census · Essex, Massachusetts
Our Model Tree links this Harold Adams across the 1900, 1910, 1920 and 1930 US Censuses in Essex, Massachusetts (XGBoost, ~Confirmed), with identified parents George & Harriet — first a son (b.~1885), then head of a 6-person household.
Age 45
b. ~1885
Male
Son
Born: Massachusetts
Divorced
1930 Census Record Details
| Census Year | 1930 |
| Location | Essex, Massachusetts |
| Surname | Adams |
| Given Name | Harold C. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Divorced |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | Plumber |
| Industry | House Plumber |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Plumber |
| Township / Ward | Newburyport City |
| Est. Birth Year | ~1885 |
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.
6 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| Harriet Adams | Head | — | 65 | ~1865 |
| William Adams | Son | — | 40 | ~1890 |
| Mildred Adams | Daughter | — | 33 | ~1897 |
| William Adams | Other | — | 19 | ~1911 |
| Harold Adams | Son | — | 45 | ~1885 |
| Cora Goodwin | Other | — | 67 | ~1863 |
Census Appearances
1900
Essex, Massachusetts
Son, age 17
Essex, Massachusetts · implied b. ~1883 — 9 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | Harold E. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 16 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Birth Month | June |
| Birth Year | 1883 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Plumber (Apprentice) |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1910
Essex, Massachusetts
Son, age 24
Essex, Massachusetts · implied b. ~1886 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | Harold |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Years Married | 5 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Plumber |
| Industry | Journeyman |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Essex, Massachusetts
Son, age 36
Essex, Massachusetts · implied b. ~1884 — 11 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Adams |
| Given Name | Harold C. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 36 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Plumber |
| Industry | Brass Foundry |
| Class of Worker | W |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Essex, Massachusetts
Son, age 45
Essex, Massachusetts · implied b. ~1885 — 6 household members
| Surname | Adams |
| Given Name | Harold C. |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 45 |
| Marital Status | Divorced |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | Plumber |
| Industry | House Plumber |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
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 Harold Adams across 4 US Census years (1900, 1910, 1920 and 1930) in Essex, Massachusetts, using XGBoost record linkage. Identified parents: father George Adams (~0.92 confidence) and mother Harriet Adams (~0.92 confidence). The pedigree spans 1 generation with 2 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Adams
b. ~1861
Source father
● Household
· direct · ~0.92
Mother
Harriet Adams
b. ~1864
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Adams
Son · 1930 · age 45 · b. ~1885 · Massachusetts
★ You are viewing this record
Sibling
Mildred Adams
Sibling · 1930 · age 33
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Adams
Sibling · 1930 · age 40
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 — Essex, Massachusetts
Open full size
1930 US Federal Census — Essex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel901:0356)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Rita R. Gosselin | 7 | daughter | None | Massachusetts |
| 52 | Raymond F. Gosselin | 5 | son | None | Massachusetts |
| 53 | Mary Anne Gosselin | 1 | daughter | None | Massachusetts |
| 54 | Lula I. Adams | 70 | Head | None | Massachusetts |
| 55 | Sarah C. Adams | 64 | sister-H | None | Massachusetts |
| 56 | Susan L. Currier | 87 | Head | Nurse | Massachusetts |
| 57 | Annie Bagnell | 60 | lodger | Nurse | Canada-Scotch |
| 58 | Harriet M. Adams | 65 | Head | None | Massachusetts |
| 59 | Harold C. Adams THIS PERSON | 45 | son | Plumber | Massachusetts |
| 60 | William B. Adams | 40 | son | Helper | Massachusetts |
| 61 | Mildred Adams | 33 | daughter | Top Stitcher | Massachusetts |
| 62 | William B. Jr. Adams | 19 | grandson | None | New Hampshire |
| 63 | Cora E. Goodwin | 67 | cousin | Seamstress | Maine |
| 64 | John C. Adams | 33 | Head | Wood Heeler | Massachusetts |
| 65 | Loretta B. Adams | 30 | wife-H | None | Massachusetts |
| 66 | John C. Jr. Adams | 6 | son | None | Massachusetts |
| 67 | Robert G. Adams | 4 | son | None | Massachusetts |
| 68 | Stanley Malyka | 36 | Head | Hatter | Poland-Milyon |
| 69 | Louise M. Malyka | 32 | wife-H | None | Poland-Milyon |
| 70 | Delia M. Malyka | 12 | daughter | None | Massachusetts |
| 71 | John J. Mullarkey | 53 | Head | Gardener | Irish Free State |
| 72 | Margaret Mullarkey | 50 | wife-H | None | Irish Free State |
| 73 | John A. Mullarkey | 28 | son | Clerk | Massachusetts |
| 74 | Hugh Mullarkey | 22 | son | Manager | Massachusetts |
| 75 | Margaret H. Mullarkey | 16 | daughter | None | Massachusetts |
| 76 | Annie L. Morton | 76 | Head | None | Massachusetts |
| 77 | Leonard E. Rogers | 34 | Head | Mechanic | Massachusetts |
| 78 | Marjorie Rogers | 29 | wife-H | None | Maine |
| 79 | Edgar W. Rogers | 12 | son | None | Massachusetts |
| 80 | Alice L. Rogers | 71 | mother | None | Massachusetts |
| 81 | Hallet J. Rogers | 50 | brother | None | Massachusetts |
| 82 | Edward M. Donahue | 35 | Head | Teamster | Massachusetts |
| 83 | Ruth A. Donahue | 34 | wife-H | Janitor | Massachusetts |
| 84 | Catherine H. Donahue | 15 | daughter | None | Massachusetts |
| 85 | Ruth P. Donahue | 13 | daughter | None | Massachusetts |
| 86 | Mary J. Donahue | 10 | daughter | None | Massachusetts |
| 87 | Clarence D. Dunlap | 51 | Head | Shoe Maker | Massachusetts |
| 88 | Margaret A. Dunlap | 39 | wife-H | None | Massachusetts |
| 89 | Berton Brownlee | 18 | step son | Button Finisher | Massachusetts |
| 90 | Ruth V. Brownlee | 17 | step daughter | Moulder | Massachusetts |
| 91 | Mildred M. Dunlap | 9 | daughter | None | Massachusetts |
| 92 | William P. Dunlap | 6 | son | None | Massachusetts |
| 93 | Alphonse Poutierie | 70 | Head | Proprietor | Canada French |
| 94 | Sophie Poutierie | 74 | wife-H | None | Canada French |
| 95 | Joseph Harrigan | 42 | son | Spinner | Massachusetts |
| 96 | Arthur W. Stevens | 61 | Head | Wood Worker | Canada English |
| 97 | Flora S. Stevens | 50 | wife-H | None | Massachusetts |
| 98 | Doris M. Stevens | 31 | daughter | Artist | Massachusetts |
| 99 | Bartholomew Creedon | 50 | Head | Finish | Massachusetts |
| 100 | Annie W. Creedon | 46 | wife-H | None | Massachusetts |
Related Census Records
Pedigree Summary
Harold + 2 siblings
Gen 1 · 2 parents
~0.92
Max depth 4 (1900–1950 window)
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)