HB
Harold Brown — 1930 US Census Record
Model Tree available1930 United States Federal Census · Essex, Massachusetts
Our Model Tree links this Harold Brown across the 1900, 1910, 1920 and 1930 US Censuses in Essex, Massachusetts (XGBoost, ~Confirmed), with identified parents George & George — first a son (b.~1897), then head of a 3-person household.
Age 33
b. ~1897
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Essex, Massachusetts |
| Surname | Brown |
| Given Name | Harold P |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Occupation | credit |
| Industry | Dry Goods |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Credit |
| Township / Ward | Swampscott Mass |
| Est. Birth Year | ~1897 |
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.
3 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Harold | Age | Birth yr |
|---|---|---|---|---|
| George Brown | Head | — | 65 | ~1865 |
| Mary Brown | Other | — | 65 | ~1865 |
| Harold Brown | Son | — | 33 | ~1897 |
Census Appearances
1900
Essex, Massachusetts
Son, age 4
Essex, Massachusetts · implied b. ~1896 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Harold K |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 4 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Birth Month | May |
| Birth Year | 1896 |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1910
Essex, Massachusetts
Son, age 12
Essex, Massachusetts · implied b. ~1898 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Harold W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 12 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | English |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Essex, Massachusetts
Son, age 22
Essex, Massachusetts · implied b. ~1898 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Brown |
| Given Name | Harold W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 22 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Essex, Massachusetts
Son, age 33
Essex, Massachusetts · implied b. ~1897 — 3 household members
| Surname | Brown |
| Given Name | Harold P |
| Relationship to Head | son |
| Sex | M |
| Color / Race | White |
| Age | 33 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | credit |
| Industry | Dry Goods |
| Class of Worker | W |
| Can Read/Write | Yes |
| Veteran | Yes |
| 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 Brown across 4 US Census years (1900, 1910, 1920 and 1930) in Essex, Massachusetts, using XGBoost record linkage. Identified parents: father George Brown (~0.92 confidence) and father George Brown (~0.92 confidence) and mother Helen Brown (~0.92 confidence) and mother Lillian Brown (~0.92 confidence) and mother Lillian Brown (~0.92 confidence). The pedigree spans 1 generation with 5 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
George Brown
b. ~1865
Source father
● Household
· direct · ~0.92
Father
George Brown
b. ~1866
Source father
● Household
· direct · ~0.92
Mother
Helen Brown
b. ~1874
Source mother
● Household
· direct · ~0.92
Mother
Lillian Brown
b. ~1878
Source mother
● Household
· direct · ~0.92
Mother
Lillian Brown
b. ~1879
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Harold Brown
Son · 1930 · age 33 · b. ~1897 · Massachusetts
★ You are viewing this record
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:massachusettscensus00reel903:0870)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Glenn M Allen | 1 | son | None | Massachusetts |
| 52 | Phillip H Brown | 41 | Head | Dealer | Massachusetts |
| 53 | Gladys L Brown | 34 | Wife-H | None | Massachusetts |
| 54 | Clair A Warren | 36 | Head | Lawyer | Massachusetts |
| 55 | Alice Warren | 35 | Wife-H | None | Massachusetts |
| 56 | Charles E Warren | 1 | adopted | None | Massachusetts |
| 57 | Daniel B | 44 | Head | Machinist | Canada English |
| 58 | Mary E Vickery | 35 | Wife-H | None | Massachusetts |
| 59 | Mary E Vickery | 14 | daughter | None | Massachusetts |
| 60 | Dorothy E Vickery | 4 | daughter | None | Massachusetts |
| 61 | Howard T Brosseau | 52 | boarder | Carpenter | Canada English |
| 62 | George H Stone | 50 | Head | Plumber | Massachusetts |
| 63 | Mary G Stone | 45 | Wife-H | None | Irish Free State |
| 64 | Kathryn T Waldron | 24 | boarder | Secretary | Massachusetts |
| 65 | Mary T King | 12 | boarder | None | Irish Free State |
| 66 | Ursula A King | 10 | boarder | None | Irish Free State |
| 67 | Oscar C Hambridge | 38 | Head | Salesman | Massachusetts |
| 68 | Eliza G Hambridge | 32 | Wife-H | None | Massachusetts |
| 69 | Claire R Hambridge | 9 | daughter | None | Massachusetts |
| 70 | Elinor N Hambridge | 7 | daughter | None | Massachusetts |
| 71 | George R Hambridge | 1 | son | None | Massachusetts |
| 72 | Kaspar A Mohn | 51 | Head | Physician | Norway |
| 73 | Hedwig A Mohn | 49 | Wife-H | None | Norway |
| 74 | John A Mohn | 17 | son | None | Massachusetts |
| 75 | Charles E Haggie | 44 | Head | Clerk | New Hampshire |
| 76 | Jessie E Haggie | 37 | Wife-H | None | Massachusetts |
| 77 | Herbert C Haggie | 7 | son | None | Massachusetts |
| 78 | Nicholas G Haggie | 4 | son | None | Massachusetts |
| 79 | George H Brown | 65 | Head | Proprietor | Massachusetts |
| 80 | Mary W Brown | 65 | Wife-H | None | Massachusetts |
| 81 | Harold P Brown THIS PERSON | 33 | son | Credit | Massachusetts |
| 82 | Scott C Bonna | 45 | Head | Laster | New Hampshire |
| 83 | Angie M Bonna | 44 | Wife-H | None | New Hampshire |
| 84 | Luke E Thompson | 34 | Head | Fireman | Massachusetts |
| 85 | Jennie I Thompson | 34 | Wife-H | None | Massachusetts |
| 86 | Luke E Jr Thompson | 7 | son | None | Massachusetts |
| 87 | William J Thompson | 5 | son | None | Massachusetts |
| 88 | Charles Smyth | 18 | nephew | Clerk | Massachusetts |
| 89 | Margaret L King | 36 | sister in law | Inspector | Massachusetts |
| 90 | Delia F Kidder | 52 | Head | None | Massachusetts |
| 91 | Walter F Kershaw | 59 | boarder | Machinist | Massachusetts |
| 92 | Elizabeth Hill | 70 | mother | None | Irish Free State |
| 93 | Emery D Dykeman | 36 | Head | Fireman | Maine |
| 94 | Mabel B Dykeman | 34 | Wife-H | None | Massachusetts |
| 95 | Elmer S Dykeman | 14 | son | None | Massachusetts |
| 96 | Adeline B Dykeman | 66 | mother | None | Massachusetts |
| 97 | Albert F Fanning | 55 | Head | Proprietor | Massachusetts |
| 98 | Grace A Fanning | 53 | Wife-H | None | Illinois |
| 99 | Ruth G Fanning | 23 | daughter | Clerk | Massachusetts |
| 100 | Hazel S Fanning | 20 | daughter | None | Massachusetts |
Pedigree Summary
Harold
Gen 1 · 5 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)