JM
James Monroe — 1920 US Census Record
Model Tree available1920 United States Federal Census · Yolo, California
Our Model Tree links this James Monroe across the 1910, 1920 and 1930 US Censuses in Yolo, California (XGBoost, ~Confirmed), with identified parents James & James — first a son (b.~1909), then head of a 9-person household.
Age 11
b. ~1909
Male
Son
Born: California
Single
1920 Census Record Details
| Census Year | 1920 |
| Location | Yolo, California |
| Surname | Monroe |
| Given Name | James W. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Additional Details | |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
| Township / Ward | Woodland City |
| Est. Birth Year | ~1909 |
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.
9 people recorded at the same address in the 1920 census.
| Name | Relation to head | Relative to James | Age | Birth yr |
|---|---|---|---|---|
| Forrest Monroe | Son | — | 13 | ~1907 |
| Alice Monroe | Daughter | — | 5 | ~1915 |
| John Monroe | Son | — | 3 | ~1917 |
| Tom Monroe | Son | — | 1 | ~1919 |
| James Monroe | Son | — | 11 | ~1909 |
| Mary Monroe | Daughter | — | 16 | ~1904 |
| James Monroe | Head | — | 51 | ~1869 |
| Elvira Monroe | Spouse | — | 36 | ~1884 |
| Wyatt Monroe | Son | — | 7 | ~1913 |
Census Appearances
1910
Yolo, California
Son, age 1
Yolo, California · implied b. ~1909 — 5 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Monroe |
| Given Name | James W. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 1 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1920
Yolo, California
Son, age 11
Yolo, California · implied b. ~1909 — 9 household members
| Surname | Monroe |
| Given Name | James W. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 11 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Can Read | Yes |
| Can Write | Yes |
| Speaks English | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
1930
Yolo, California
Son, age 21
Yolo, California · implied b. ~1909 — 8 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Munroe |
| Given Name | James W |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 21 |
| Marital Status | Single |
| Birthplace | California |
| Father's Birthplace | California |
| Mother's Birthplace | California |
| Can Read/Write | Yes |
| Birth State | California |
| Birth Country | United States |
| Birthplace (normalized) | california |
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 Monroe across 3 US Census years (1910, 1920 and 1930) in Yolo, California, using XGBoost record linkage. Identified parents: father James Monroe (~0.92 confidence) and father James Monroe (~0.92 confidence) and father James Munroe (~0.92 confidence) and mother Elvira Monroe (~0.92 confidence). The pedigree spans 1 generation with 4 identified ancestors.
Show:
Gen 1
Parents
confidence ≈ 0.92
Father
James Monroe
b. ~1869
Source father
● Household
· direct · ~0.92
Father
James Monroe
b. ~1868
Source father
● Household
· direct · ~0.92
Father
James Munroe
b. ~1868
Source father
● Household
· direct · ~0.92
Mother
Elvira Monroe
b. ~1884
Source mother
● Household
· direct · ~0.92
This person
Anchor record
James Monroe
Son · 1920 · age 11 · b. ~1909 · California
★ You are viewing this record
Sibling
John Monroe
Sibling · 1920 · age 3
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Tom Monroe
Sibling · 1920 · age 1
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Wyatt Monroe
Sibling · 1920 · age 7
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Alice Monroe
Sibling · 1920 · age 5
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Monroe
Sibling · 1920 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Forrest Monroe
Sibling · 1920 · age 13
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
1920 US Federal Census — Yolo, California
Open full size
1920 US Federal Census — Yolo, California
Page Contents
50 people indexed on this census page (ia:1920:14thcensusofpopu128unit:0572)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Anna Biggs | 43 | Wife | — | California |
| 2 | Sue R. Biggs | 68 | Mother-in-law | — | Missouri |
| 3 | Eloise Biggs | 19 | Daughter | Cook | California |
| 4 | Elmer Jelks | 28 | Head | Printer | California |
| 5 | Clarissa Jelks | 27 | Wife | — | California |
| 6 | Helen Clare Jelks | 3 | Daughter | — | California |
| 7 | Pallas N. Ashley | 52 | Head | Farm Operator | Tennessee |
| 8 | Mamie C. Ashley | 47 | Wife | — | California |
| 9 | Elizabeth Ashley | 13 | Daughter | — | California |
| 10 | Prudence P. Ashley | 83 | Mother | — | Tennessee |
| 11 | James W. Monroe | 51 | Head | Sheriff | California |
| 12 | Elvira G. Monroe | 36 | Wife | — | California |
| 13 | Mary Monroe | 16 | Daughter | — | California |
| 14 | Forrest Monroe | 13 | Son | — | California |
| 15 | James W. Jr. Monroe THIS PERSON | 11 | Son | — | California |
| 16 | Wyatt Monroe | 7 | Son | — | California |
| 17 | Alice Monroe | 5 | Daughter | — | California |
| 18 | John Monroe | 3 | Son | — | California |
| 19 | Tom Monroe | 1 | Son | — | California |
| 20 | Fred R. Fairchild | 44 | Head | Surgeon | California |
| 21 | Rowena Alice Fairchild | 41 | Wife | — | California |
| 22 | Lawrence D. Stephens | 84 | Head | — | Missouri |
| 23 | John Dickson Stephens | 29 | Son | Farm | California |
| 24 | Ann Martin | 32 | Housekeeper | Housekeeper | California |
| 25 | Ah Lee | 50 | Cook | Cook | China |
| 26 | Charles M. Clark | 50 | Head | Salesman | California |
| 27 | Alice A. Clark | 48 | Wife | — | Montana |
| 28 | Alyne Clark | 21 | Daughter | — | California |
| 29 | Ashton Clark | 16 | Son | — | California |
| 30 | David D. Adams | 38 | Head | Merchant | California |
| 31 | Sadie A. Adams | 38 | Wife | — | California |
| 32 | David S. Adams | 13 | Son | — | California |
| 33 | Elizabeth L. Adams | 11 | Daughter | — | California |
| 34 | Mary W. Adams | 7 | Daughter | — | California |
| 35 | D. Sidney Adams | 5 | Son | — | California |
| 36 | Elizabeth M. Adams | 73 | Mother | — | Missouri |
| 37 | Margaret Hakansson | 20 | Cook | Cook | Sweden |
| 38 | Charles E. Dingle | 67 | Head | Sup | Missouri |
| 39 | Lina Dingle | 57 | Wife | — | Missouri |
| 40 | Oscar Dingle | 30 | Son | Engineer | California |
| 41 | Helen Stoker | 28 | Daughter | — | California |
| 42 | Patricia Stoker | 12 | Granddaughter | — | California |
| 43 | Benjamin Ely Harling | 40 | Head | Transfer | California |
| 44 | Minnie S. Harling | 40 | Wife | — | California |
| 45 | Micajah O. Harling | 15 | Son | — | California |
| 46 | Joseph G. Harling | 11 | Son | — | California |
| 47 | George A. Farish | 43 | Head | Farmer | California |
| 48 | May Farish | 41 | Wife | — | Nebraska |
| 49 | Frank Farish | 28 | Brother | Salesman | California |
| 50 | Sarah Farish | 62 | Mother | — | California |
Related Census Records
Pedigree Summary
James + 6 siblings
Gen 1 · 4 parents
~0.92
Max depth 4 (1900–1950 window)
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1920 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)