RH
Robert Hammond — 1930 US Census Record
Model Tree available1930 United States Federal Census · Essex, Massachusetts
Our Model Tree links this Robert Hammond across the 1910, 1920 and 1930 US Censuses in Essex, Massachusetts (XGBoost, ~Confirmed), with identified parents Robert & Robert — first a son (b.~1906), then head of a 6-person household.
Age 24
b. ~1906
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Essex, Massachusetts |
| Surname | Hammond |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Additional Details | |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Township / Ward | Marblehead Town |
| Est. Birth Year | ~1906 |
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 Robert | Age | Birth yr |
|---|---|---|---|---|
| Harold Hammond | Son | — | 22 | ~1908 |
| Robert Hammond | Head | — | 56 | ~1874 |
| Florence Hammond | Daughter | — | 16 | ~1914 |
| Carrie Hammond | Daughter | — | 20 | ~1910 |
| Mildred Hammond | Daughter | — | 11 | ~1919 |
| Robert Hammond | Son | — | 24 | ~1906 |
Census Appearances
1910
Essex, Massachusetts
Son, age 3
Essex, Massachusetts · implied b. ~1907 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hammond |
| Given Name | Robert Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 3 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Occupation | none |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Essex, Massachusetts
Son, age 13
Essex, Massachusetts · implied b. ~1907 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Hammond |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| 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 24
Essex, Massachusetts · implied b. ~1906 — 6 household members
| Surname | Hammond |
| Given Name | Robert |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 24 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Massachusetts |
| Can Read/Write | 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 Robert Hammond across 3 US Census years (1910, 1920 and 1930) in Essex, Massachusetts, using XGBoost record linkage. Identified parents: father Robert Hammond (~0.92 confidence) and father Robert Hammond (~0.92 confidence) and mother Ella Hammond (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Robert Hammond
b. ~1880
Source father
● Household
· direct · ~0.92
Father
Robert Hammond
b. ~1874
Source father
● Household
· direct · ~0.92
Mother
Ella Hammond
b. ~1889
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Robert Hammond
Son · 1930 · age 24 · b. ~1906 · Massachusetts
★ You are viewing this record
Sibling
Harold Hammond
Sibling · 1930 · age 22
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mildred Hammond
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Florence Hammond
Sibling · 1930 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Carrie Hammond
Sibling · 1930 · age 20
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:massachusettscensus00reel901:0153)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Arthur Haines | 70 | Head | Sexton | Canada English |
| 52 | Rebecca W. Haines | 69 | Wife | — | Massachusetts |
| 53 | Grace Green | 71 | Head | Seamstress | Massachusetts |
| 54 | Albert W. Sargent | 40 | Head | Shoe Stitcher | Massachusetts |
| 55 | Edith M. Sargent | 36 | Wife | Fish Buyer | Massachusetts |
| 56 | Edith E. Sargent | 19 | Daughter | — | Massachusetts |
| 57 | Evelyn Sargent | 17 | Daughter | Typist | Massachusetts |
| 58 | Kenneth M. Sargent | 14 | Son | Waitress | Massachusetts |
| 59 | Julia F. Wright | 65 | Head | — | Massachusetts |
| 60 | Joseph T. Wright | 25 | Son | Shoe Stitcher | Massachusetts |
| 61 | Carl E. Humphrey | 51 | Head | Finisher | Massachusetts |
| 62 | Martha B. Humphrey | 48 | Wife | Contractor | Massachusetts |
| 63 | Edward A. Humphrey | 21 | Head | — | Massachusetts |
| 64 | Viola A. Humphrey | 20 | Wife | Apprentice | Massachusetts |
| 65 | William B. Brown | 47 | Head | Plumber | Massachusetts |
| 66 | Hannah H. Brown | 81 | Mother | — | Massachusetts |
| 67 | Carrie M. Cruff | 67 | Head | Egg Dealer | Massachusetts |
| 68 | Rosemary Cruff | 12 | Daughter | — | Massachusetts |
| 69 | Harriet R. Nutting | 50 | Head | — | Massachusetts |
| 70 | Helen T. Nutting | 49 | Wife | — | Massachusetts |
| 71 | Harriet P. Pritchard | 81 | Aunt | Secretary | Massachusetts |
| 72 | Samuel C. Knight | 77 | Head | — | Massachusetts |
| 73 | Robert Hammond | 56 | Head | — | Massachusetts |
| 74 | Robert Hammond THIS PERSON | 24 | Son | — | Massachusetts |
| 75 | Harold T. Hammond | 22 | Son | Shoe Cutter | Massachusetts |
| 76 | Carrie T. Hammond | 20 | Daughter | — | Massachusetts |
| 77 | Florence Hammond | 16 | Daughter | Clerk | Massachusetts |
| 78 | Mildred S. Hammond | 11 | Daughter | Nursemaid | Massachusetts |
| 79 | Edith Eastland | 39 | Head | — | Massachusetts |
| 80 | Marjorie Eastland | 13 | Daughter | — | Massachusetts |
| 81 | Harold F. Brown | 36 | Head | — | Massachusetts |
| 82 | Hattie S. Hammond | 67 | Head | — | Massachusetts |
| 83 | Harry Hammond | 40 | Brother in law | Shoeworker | Massachusetts |
| 84 | Clifford J. Boggio | 39 | Head | — | Australia |
| 85 | Bertha C. Boggio | 34 | Wife | Clerk | Massachusetts |
| 86 | Porter B. Boggio | 12 | Son | Chef | Massachusetts |
| 87 | Clifford G. Boggio | 10 | Son | — | Massachusetts |
| 88 | Mary L. Boggio | 5 | Daughter | — | Massachusetts |
| 89 | Irving Stacey | 48 | Head | — | Massachusetts |
| 90 | Sadie F. Stacey | 50 | Wife | — | Massachusetts |
| 91 | Ethel M. Stacey | 19 | Daughter | Driver | Massachusetts |
| 92 | Gertrude B. Stacey | 10 | Daughter | — | Massachusetts |
| 93 | Sumner J. Bailey | 32 | Head | Clerk | Massachusetts |
| 94 | Marguerite R. Bailey | 35 | Wife | — | Massachusetts |
| 95 | Sumner J. Bailey | 3 | Son | Chauffeur | Massachusetts |
| 96 | Roger G. Bailey | 1 | Son | — | Massachusetts |
| 97 | William Lane | 71 | Head | — | Massachusetts |
| 98 | Martha J. Atkins | 60 | Head | — | Massachusetts |
| 99 | Herman Dodd | 45 | Head | Laborer | Massachusetts |
| 100 | Annie H. Dodd | 41 | Wife | Dressmaker | Massachusetts |
Related Census Records
Pedigree Summary
Robert + 4 siblings
Gen 1 · 3 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)