RB
Ralph Baker — 1930 US Census Record
Model Tree available1930 United States Federal Census · Middlesex, Massachusetts
Our Model Tree links this Ralph Baker across the 1910, 1920 and 1930 US Censuses in Middlesex, Massachusetts (XGBoost, ~Confirmed), with identified parents Frederick & Edith — first a son (b.~1903), then head of a 4-person household.
Age 27
b. ~1903
Male
Son
Born: Massachusetts
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Middlesex, Massachusetts |
| Surname | Baker |
| Given Name | Ralph W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | England |
| Additional Details | |
| Occupation | Plumber |
| Industry | Plumbing Shop |
| Class of Worker | W |
| Can Read/Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Plumber |
| Township / Ward | Waltham City |
| Est. Birth Year | ~1903 |
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.
4 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Ralph | Age | Birth yr |
|---|---|---|---|---|
| Edith Baker | Other | — | 48 | ~1882 |
| Frederick Baker | Head | — | 59 | ~1871 |
| Ralph Baker | Son | — | 27 | ~1903 |
| Earl Baker | Son | — | 29 | ~1901 |
Census Appearances
1910
Middlesex, Massachusetts
Son, age 7
Middlesex, Massachusetts · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baker |
| Given Name | Ralph W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | Eng English |
| Can Read | Yes |
| Can Write | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1920
Middlesex, Massachusetts
Son, age 17
Middlesex, Massachusetts · implied b. ~1903 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Baker |
| Given Name | Ralph W. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1930
Middlesex, Massachusetts
Son, age 27
Middlesex, Massachusetts · implied b. ~1903 — 4 household members
| Surname | Baker |
| Given Name | Ralph W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 27 |
| Marital Status | Single |
| Birthplace | Massachusetts |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | England |
| Occupation | Plumber |
| Industry | Plumbing Shop |
| Class of Worker | W |
| 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 Ralph Baker across 3 US Census years (1910, 1920 and 1930) in Middlesex, Massachusetts, using XGBoost record linkage. Identified parents: father Frederick Baker (~0.92 confidence) and mother Edith Baker (~0.92 confidence) and mother Edith Baker (~0.92 confidence). The pedigree spans 1 generation with 3 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
Frederick Baker
b. ~1871
Source father
● Household
· direct · ~0.92
Mother
Edith Baker
b. ~1873
Source mother
● Household
· direct · ~0.92
Mother
Edith Baker
b. ~1876
Source mother
● Household
· direct · ~0.92
This person
Anchor record
Ralph Baker
Son · 1930 · age 27 · b. ~1903 · Massachusetts
★ You are viewing this record
Sibling
Earl Baker
Sibling · 1930 · age 29
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 — Middlesex, Massachusetts
Open full size
1930 US Federal Census — Middlesex, Massachusetts
Page Contents
50 people indexed on this census page (ia:1930:massachusettscensus00reel930:0435)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Margaret Pierce | 54 | Wife H | — | Massachusetts |
| 52 | Willard Pierce | 20 | Son | Asst Salesman | Massachusetts |
| 53 | Helen A Pierce | 16 | Daughter | — | Massachusetts |
| 54 | Loren P Cluff | 6 | Gr-Son | — | California |
| 55 | J Pluffer Peirce | 28 | Head | Florist | Massachusetts |
| 56 | Charlotte H Peirce | 26 | Wife H | — | Massachusetts |
| 57 | Joseph La Fond | 53 | Head | Cutter | Canada French |
| 58 | Albina La Fond | 52 | Wife H | — | Canada French |
| 59 | Eli La Fond | 25 | Son | Chauffeur | Canada French |
| 60 | Frederick H Baker | 59 | Head | Mechanic | Massachusetts |
| 61 | Edith V Baker | 48 | Wife H | — | England |
| 62 | Earl C Baker | 29 | Son | Asst Manager | Massachusetts |
| 63 | Ralph W Baker THIS PERSON | 27 | Son | Plumber | Massachusetts |
| 64 | Henry A Guba | 30 | Head | Engineer | Massachusetts |
| 65 | Dorothy Guba | 25 | Wife H | — | Illinois |
| 66 | Henry Jr Guba | 0 | Son | — | Massachusetts |
| 67 | Herbert W Peirce | 58 | Head | Partner | Massachusetts |
| 68 | Alice M Peirce | 55 | Wife H | — | New York |
| 69 | Byron S Peirce | 23 | Son | — | Massachusetts |
| 70 | Susanna A Peirce | 18 | Daughter | — | Massachusetts |
| 71 | Margaret Hall | 87 | Mother-in-law | — | New York |
| 72 | Thomas W Riley | 31 | Head | Sales Mgr | Connecticut |
| 73 | Margaret R Riley | 36 | Wife H | — | Connecticut |
| 74 | Thomas Riley | 6 | Son | — | Connecticut |
| 75 | Robert Riley | 4 | Son | — | Connecticut |
| 76 | Paul J Riley | 2 | Son | — | Connecticut |
| 77 | Marguerite Riley | 0 | Daughter | — | Massachusetts |
| 78 | Margaret A Rafferty | 60 | Mother-in-law | — | Connecticut |
| 79 | John G Power | 48 | Head | Carpenter | Canada English |
| 80 | Alvina A M Power | 49 | Wife H | — | Canada English |
| 81 | Mary Power | 26 | Daughter | Stenographer | Canada English |
| 82 | Doris Power | 11 | Daughter | — | Massachusetts |
| 83 | William J Foster | 59 | Head | Carpenter | Canada English |
| 84 | Mary A Foster | 59 | Wife H | — | Irish Free State |
| 85 | William Bandon | 20 | Lodger | Chauffeur | Massachusetts |
| 86 | Bridget Ruane | 71 | Head | — | Irish Free State |
| 87 | Ellen Ruane | 38 | Daughter | Time Lady | Massachusetts |
| 88 | Annie Ruane | 36 | Daughter | Bookkeeper | Massachusetts |
| 89 | John J Sanderson | 37 | Head | Machinist | Massachusetts |
| 90 | Nora J Sanderson | 33 | Wife H | — | Rhode Island |
| 91 | Gloria Sanderson | 11 | Daughter | — | Massachusetts |
| 92 | Arthur E Sanderson | 7 | Son | — | Massachusetts |
| 93 | John E Skinner | 63 | Head | Carpenter | New York |
| 94 | Edith Skinner | 53 | Wife H | — | Massachusetts |
| 95 | William Drawbridge | 45 | Head | Meat Cutter | Vermont |
| 96 | Alice P Drawbridge | 44 | Wife H | — | Vermont |
| 97 | Merle E Drawbridge | 18 | Son | Mechanic | Massachusetts |
| 98 | Hazel S Manton | 25 | Daughter | Bookkeeper | Massachusetts |
| 99 | John H Manton | 29 | Son-in-law | Examiner | Vermont |
| 100 | Verna Drawbridge | 22 | Daughter | Stenographer | Massachusetts |
Pedigree Summary
Ralph + 1 sibling
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)