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Harry Watson — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Los Angeles, California
Our Model Tree links this Harry Watson across the 1920, 1930 and 1940 US Censuses in Los Angeles, California (XGBoost, ~Confirmed) — first a head (b.~1866), then head of a 3-person household.
Age 64
b. ~1866
Male
Head
Born: England
Married
1930 Census Record Details
| Census Year | 1930 |
| Location | Los Angeles, California |
| Surname | Watson |
| Given Name | Harry B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | First papers filed |
| Year of Immigration | 1924 |
| Age at First Marriage | 29 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Additional Details | |
| Occupation | Architect |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 40.00 |
| Birth Country | England |
| Birthplace (normalized) | england |
| Occupation | Architect |
| Township / Ward | Los Angeles City |
| Est. Birth Year | ~1866 |
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 Harry | Age | Birth yr |
|---|---|---|---|---|
| Harry Watson | Head | — | 64 | ~1866 |
| Harry Watson | Son | — | 29 | ~1901 |
| Margaret Watson | Spouse | — | 60 | ~1870 |
Census Appearances
1920
Los Angeles, …
Head, age 53
Los Angeles, California · implied b. ~1867 — 3 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Watson |
| Given Name | Henry |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 53 |
| Marital Status | Married |
| Birthplace | England |
| Year of Immigration | 1880 |
| Naturalization Status | Naturalized |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Birth Country | England |
| Birthplace (normalized) | england |
1930
Los Angeles, …
Head, age 64
Los Angeles, California · implied b. ~1866 — 3 household members
| Surname | Watson |
| Given Name | Harry B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 64 |
| Marital Status | Married |
| Birthplace | England |
| Naturalization Status | First papers filed |
| Year of Immigration | 1924 |
| Age at First Marriage | 29 |
| Father's Birthplace | England |
| Mother's Birthplace | England |
| Occupation | Architect |
| Class of Worker | OA |
| Can Read/Write | Yes |
| Mother Tongue | English |
| Home Owned/Rented | R |
| Home Value / Rent | 40.00 |
| Birth Country | England |
| Birthplace (normalized) | england |
1940
Los-Angeles-County, California
Head, age 71
Los-Angeles-County, California · implied b. ~1869
●
Primary link
· ~Confirmed · 1 source
XGBoost
| Surname | Watson |
| Given Name | Henry B. |
| Relationship to Head | Head |
| Sex | M |
| Color / Race | White |
| Age | 71 |
| Marital Status | Married |
| Birthplace | England |
| 1935 Residence (City) | Los Angeles |
| 1935 Residence (County) | Los Angeles |
| Naturalization Status | Naturalized |
| Occupation | Architect |
| Industry | Office |
| Class of Worker | OA |
| Hours Worked | 48 |
| Income (1939) | 0 |
| Highest Grade | C 4 |
| 1935 Residence | Same Place |
| Birth Country | England |
| Birthplace (normalized) | england |
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 Harry Watson across 3 US Census years (1920, 1930 and 1940) in 2 locations, using XGBoost record linkage.
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This person
Anchor record
Harry Watson
Head · 1930 · age 64 · b. ~1866 · California
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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 — Los Angeles, California
Open full size
1930 US Federal Census — Los Angeles, California
Page Contents
50 people indexed on this census page (ia:1930:californiacensus00reel163:0884)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Edith T. Branson | 32 | Sister | Seamstress | Nevada |
| 52 | Yvonne Branson | 11 | Neice | — | Nevada |
| 53 | Barbara Branson | 5 | Neice | — | California |
| 54 | Rufus E. Wright | 25 | Head | Clerk | Ohio |
| 55 | Doris E. Wright | 31 | Wife | — | Utah |
| 56 | Harold Johnson | 26 | Head | Tile Designer | Illinois |
| 57 | Marie Johnson | 27 | Wife | — | Iowa |
| 58 | Lee C. Jennings | 37 | Head | Commercial Artist | Colorado |
| 59 | Ellen S. Jennings | 34 | Wife | — | Kansas |
| 60 | Mariana Jennings | 75 | Mother | — | Massachusetts |
| 61 | Delah Barnhouse | 40 | Sister-in-law | Designer | Kansas |
| 62 | Florence E. Hanna | 65 | Head | — | Ohio |
| 63 | Cordino Sharlin | 41 | Head | Finisher | Montana |
| 64 | Ellen N. Sharlin | 69 | Mother | — | Ireland |
| 65 | Frank E. Sharlin | 30 | Brother | Painter | Montana |
| 66 | Charles E. Sharlin | 28 | Brother | Engineer | Montana |
| 67 | John E. Bomberger | 36 | Head | Salesman | Pennsylvania |
| 68 | Florence J. Bomberger | 35 | Wife | — | Ohio |
| 69 | Tom Bomberger | 0 | Son | — | California |
| 70 | Josie W. Gibson | 70 | Mother-in-law | — | Ohio |
| 71 | Harry B. Watson THIS PERSON | 64 | Head | Architect | England |
| 72 | Margaret J. Watson | 60 | Wife | — | England |
| 73 | Harry W. Watson | 29 | Son | Bookkeeper | England |
| 74 | Paul M. Swartz | 35 | Head | Accountant | Pennsylvania |
| 75 | Zella M. Swartz | 31 | Wife | — | Indiana |
| 76 | Patricia K. Swartz | 6 | Daughter | — | Pennsylvania |
| 77 | William Spiess | 73 | Head | — | Pennsylvania |
| 78 | Vera P. Smith | 30 | Daughter | Clerk | Oklahoma |
| 79 | Nevin M. Swartz | 26 | Head | Clerk | Ohio |
| 80 | Alta Swartz | 25 | Wife | — | Russia |
| 81 | John C. Hines | 72 | Head | Minister | Tennessee |
| 82 | Maryann Hines | 59 | Wife | — | Texas |
| 83 | Emory T. Hines | 26 | Son | Operator | Texas |
| 84 | Louie M. Hines | 21 | Son | Operator | Texas |
| 85 | Alexander F. Aird | 68 | Head | Scale Inspector | California |
| 86 | Alice F. Aird | 60 | Wife | — | Indiana |
| 87 | Francis R. Adam | 70 | Head | Linotype Operator | Indiana |
| 88 | Laura J. Adam | 64 | Wife | — | Indiana |
| 89 | Clara M. Pepper | 42 | Daughter | Hairdresser | Indiana |
| 90 | Hale W. Johnston | 88 | Mother-in-law | — | Indiana |
| 91 | George Graham | 66 | Head | Boat Builder | Scotland |
| 92 | Mary Graham | 68 | Sister | — | Scotland |
| 93 | Fred Oldham | 35 | Head | Mechanic | Massachusetts |
| 94 | Mildred Oldham | 33 | Wife | — | Rhode Island |
| 95 | John E. Furreaux | 46 | Head | Watch Maker | Canada English |
| 96 | Mary Furreaux | 45 | Wife | — | Canada English |
| 97 | Jack S. Furreaux | 15 | Son | — | Canada English |
| 98 | Edwin H. Furreaux | 12 | Son | — | Canada English |
| 99 | Gladys Urquhart | 34 | Head | Baker | England |
| 100 | Gladys M. Urquhart | 11 | Daughter | — | England |
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)