JM
James Mclean — 1930 US Census Record
Linked across censuses1930 United States Federal Census · Denver, Colorado
Our Model Tree links this James Mclean across the 1920 and 1930 US Censuses in Denver, Colorado (XGBoost, ~Confirmed) — first a son (b.~1917), then head of a 7-person household.
Age 13
b. ~1917
Male
Son
Born: Colorado
Single
1930 Census Record Details
| Census Year | 1930 |
| Location | Denver, Colorado |
| Surname | McLean |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Colorado |
| Mother's Birthplace | Colorado |
| Additional Details | |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
| Est. Birth Year | ~1917 |
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.
7 people recorded at the same address in the 1930 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Marion Mclean | Daughter | — | 6 | ~1924 |
| Eula Mclean | Daughter | — | 15 | ~1915 |
| James Mclean | Head | — | 40 | ~1890 |
| James Mclean | Son | — | 13 | ~1917 |
| John Mclean | Son | — | 9 | ~1921 |
| Thomas Mclean | Son | — | 11 | ~1919 |
| Sarah Mclean | Spouse | — | 38 | ~1892 |
Census Appearances
1920
Arapahoe, Colorado
Son, age 2
Arapahoe, Colorado · implied b. ~1918 — 4 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | MacLean |
| Given Name | James S. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 2 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Colorado |
| Mother's Birthplace | Colorado |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
1930
Denver, Colorado
Son, age 13
Denver, Colorado · implied b. ~1917 — 7 household members
| Surname | McLean |
| Given Name | James |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 13 |
| Marital Status | Single |
| Birthplace | Colorado |
| Father's Birthplace | Colorado |
| Mother's Birthplace | Colorado |
| Occupation | none |
| Can Read/Write | Yes |
| Birth State | Colorado |
| Birth Country | United States |
| Birthplace (normalized) | colorado |
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 James Mclean across 2 US Census years (1920 and 1930) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
James Mclean
Son · 1930 · age 13 · b. ~1917 · Colorado
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Sibling
John Mclean
Sibling · 1930 · age 9
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Thomas Mclean
Sibling · 1930 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Eula Mclean
Sibling · 1930 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Marion Mclean
Sibling · 1930 · age 6
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 — Denver, Colorado
Open full size
1930 US Federal Census — Denver, Colorado
Page Contents
12 people indexed on this census page (ia:1930:15thcensus233unit:0794)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 51 | Charles W Hawkinson | 63 | Head | None | Sweden |
| 52 | Gertrude H Hawkinson | 37 | Wife | Housekeeper | Colorado |
| 53 | Herbert Conover | 11 | Son | None | Illinois |
| 54 | James Mclean | 40 | Head | Shipping Clerk | Colorado |
| 55 | Sarah Rose Mclean | 38 | Wife | None | Colorado |
| 56 | Eula Mclean | 15 | Daughter | None | Colorado |
| 57 | James Mclean THIS PERSON | 13 | Son | None | Colorado |
| 58 | Thomas Mclean | 11 | Son | None | Colorado |
| 59 | John Mclean | 9 | Son | None | Colorado |
| 60 | Marion Mclean | 6 | Daughter | None | Colorado |
| 62 | Clare E Leesveld | 47 | Head | Granite Cutter | Colorado |
| 63 | Bessie M Leesveld | 44 | Wife | None | Wisconsin |
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)