CW
Charles Welch — 1930 US Census Record
Linked across censuses1930 United States Federal Census · San Juan, Washington
Our Model Tree links this Charles Welch across the 1930 and 1940 US Censuses in San Juan, Washington (XGBoost, ~Confirmed) — first a head (b.~1876), then head of a 8-person household.
Age 54
b. ~1876
Male
Head
Born: Massachusetts
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | San Juan, Washington |
| Surname | Welch |
| Given Name | Charles H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 22 |
| Father's Birthplace | United States |
| Mother's Birthplace | United States |
| Additional Details | |
| Occupation | Laborer |
| Industry | Odd jobs |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
| Occupation | Laborer |
| Township / Ward | Friday Harbor Town |
| Est. Birth Year | ~1876 |
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.
8 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to Charles | Age | Birth yr |
|---|---|---|---|---|
| Charles Welch | Head | — | 54 | ~1876 |
| Joseph Welch | Son | — | 4 | ~1926 |
| Bertha Welch | Spouse | — | 34 | ~1896 |
| John Welch | Son | — | 9 | ~1921 |
| S Welch | Son | — | 7 | ~1923 |
| C Welch | Son | — | 5 | ~1925 |
| Olive Welch | Daughter | — | 10 | ~1920 |
| Edith Welch | Daughter | — | 1 | ~1929 |
Census Appearances
1930
San Juan, …
Head, age 54
San Juan, Washington · implied b. ~1876 — 8 household members
| Surname | Welch |
| Given Name | Charles H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 54 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| Age at First Marriage | 22 |
| Father's Birthplace | United States |
| Mother's Birthplace | United States |
| Occupation | Laborer |
| Industry | Odd jobs |
| Class of Worker | W |
| Can Read/Write | Yes |
| Home Owned/Rented | O |
| Home Value / Rent | 3000 |
| Radio Set | R |
| Veteran | No |
| Birth State | Massachusetts |
| Birth Country | United States |
| Birthplace (normalized) | massachusetts |
1940
San-Juan-County, Washington
Head, age 65
San-Juan-County, Washington · implied b. ~1875 — 7 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Walch |
| Given Name | Charles H. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 65 |
| Marital Status | Married |
| Birthplace | Massachusetts |
| 1935 Residence (City) | San Juan Election Precinct #2 |
| 1935 Residence (County) | San Juan |
| Occupation | Farmer |
| Industry | Own Farm |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | No 8 |
| 1935 Residence | Same place |
| 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 Charles Welch across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
Charles Welch
Head · 1930 · age 54 · b. ~1876 · Washington
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Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1930 US Federal Census — San Juan, Washington
Open full size
1930 US Federal Census — San Juan, Washington
Page Contents
50 people indexed on this census page (ia:1930:15thcensus2507unit:1050)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | E. Ernest Dougherty | 27 | Head | Farmer | Washington |
| 2 | Marcella Dougherty | 21 | Wife | — | Washington |
| 3 | J. Oscar Bergman | 49 | Head | Retail Merchant | Sweden |
| 4 | Mary E. Bergman | 46 | Wife | — | Washington |
| 5 | David A. Bergman | 18 | Son | Laborer | Washington |
| 6 | Edith L. Bergman | 12 | Daughter | — | Washington |
| 7 | Anna M. Hodgson | 25 | Daughter | Saleslady | Washington |
| 8 | Norman V. Hodgson | 23 | Son-in-law | Laborer | Washington |
| 9 | Raymond F. Marsh | 17 | Boarder | Farm Laborer | Washington |
| 10 | Benjamin F. Boyce | 25 | Head | Laborer | Washington |
| 11 | May A. Boyce | 24 | Wife | — | Washington |
| 12 | Robert F. Boyce | 6 | Son | — | Washington |
| 13 | Gloria May Boyce | 0 | Daughter | — | Washington |
| 14 | George B. Boyce | 74 | Head | — | California |
| 15 | Sarah E. Boyce | 72 | Wife | — | Minnesota |
| 16 | Truitt R. Robe | 61 | Head | Manager | Missouri |
| 17 | Ella D. Robe | 55 | Wife | — | Kansas |
| 18 | Patricia C. Lee | 5 | Granddaughter | — | Washington |
| 19 | Harry Walks | 49 | Head | Road Laborer | England |
| 20 | Anna J. Walks | 43 | Wife | — | Germany |
| 21 | Harry A. Walks | 14 | Son | — | Washington |
| 22 | Winona Walks | 11 | Daughter | — | Washington |
| 23 | Christian Anderson | 61 | Head | Fisherman | Norway |
| 24 | Amanda Anderson | 57 | Wife | Farmer | Sweden |
| 25 | Amanda J. Anderson | 14 | Daughter | — | Washington |
| 26 | Myladie Bergman | 71 | Head | — | Switzerland |
| 27 | George Mcconnell | 65 | Head | Farmer | Massachusetts |
| 28 | Grace L. Paulson | 32 | Daughter | — | Washington |
| 29 | Richard V. Paulson | 9 | Grandson | — | Washington |
| 30 | Helen C. Paulson | 7 | Granddaughter | — | Washington |
| 31 | Evelyn Halsell | 58 | Sister-in-law | — | Minnesota |
| 32 | Henry Maxwell | 79 | Head | Farmer | Canada English |
| 33 | Charles V. Maxwell | 65 | Brother | Farm Laborer | Iowa |
| 34 | Clara M. Maxwell | 50 | Sister-in-law | — | Iowa |
| 35 | Charles V. Peterson | 55 | Head | Farmer | Washington |
| 36 | Caroline Peterson | 47 | Wife | — | Texas |
| 37 | P. Oscar Peterson | 19 | Son | Farm Laborer | Washington |
| 38 | Dorothy M. Peterson | 15 | Daughter | — | Washington |
| 39 | Juanita Peterson | 13 | Daughter | — | Washington |
| 40 | Arthur Fleming | 44 | Head | Laborer | Washington |
| 41 | Effie Fleming | 54 | Wife | — | Norway |
| 42 | Charles H. Welch THIS PERSON | 54 | Head | Laborer | Massachusetts |
| 43 | Bertha E. Welch | 34 | Wife | — | Alabama |
| 44 | Olive A. Welch | 10 | Daughter | — | Idaho |
| 45 | John H. Welch | 9 | Son | — | Washington |
| 46 | S. Robert Welch | 7 | Son | — | Washington |
| 47 | C. Albert Welch | 5 | Son | — | Washington |
| 48 | Joseph A. Welch | 4 | Son | — | Washington |
| 49 | Edith L. Welch | 1 | Daughter | — | Washington |
| 50 | George E. Brown | 65 | Head | Farmer | Pennsylvania |
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)