Alto

Population: 866
Median home value: $2,000,001

Alto, a community in Marin County, California, has 866 residents. At $2,000,001, its median home value sits above Marin County's $1,390,000.

Between 2019 and 2023, Alto's population grew 41.7% from 611 to 866, while its median home value was little changed from $2,000,001 to $2,000,001.

The typical home was built around 1956. 4.2% of residents live below the poverty line.

Demographics

ACS 2019–2023

Population: 866
Median age: 45.4 yrs
Median household income: —
Median home value: $2,000,001
Median gross rent: —
Housing units: 402
Homeownership rate: 45.7%
Bachelor's degree or higher: 66.4%
Unemployment rate: 5.9%

Trends

ACS 5-year · 2019–2023

Population

611866

Median household income

$185,395$216,495

Median home value

$2,000,001$2,000,001

Median gross rent

$2,367$3,500

Year	Population	Median household income	Median home value	Median gross rent
2019	611	$185,395	$2,000,001	$2,367
2020	818	$189,025	$2,000,001	$2,931
2021	900	$185,000	$2,000,001	$2,848
2022	659	$216,495	$2,000,001	$3,500
2023	866	—	$2,000,001	—

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 52.5%

5 to 1723.0%

18 to 240.0%

25 to 3412.6%

35 to 449.8%

45 to 5416.7%

55 to 6425.4%

65 to 749.9%

75 and over0.0%

	Count	Share
Under 5	22	2.5%
5 to 17	199	23.0%
18 to 24	0	0.0%
25 to 34	109	12.6%
35 to 44	85	9.8%
45 to 54	145	16.7%
55 to 64	220	25.4%
65 to 74	86	9.9%
75 and over	0	0.0%

Race & ethnicity

	Count	Share
White (non-Hispanic)	674	77.8%
Black or African American	16	1.8%
American Indian & Alaska Native	0	0.0%
Asian	80	9.2%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	0	0.0%
Two or more races	0	0.0%
Hispanic or Latino (any race)	96	11.1%

Educational attainment (age 25+)

No high school diploma0.0%

High school graduate16.9%

Some college or associate's16.7%

Bachelor's degree20.5%

Graduate or professional degree45.9%

	Count	Share
No high school diploma	0	0.0%
High school graduate	109	16.9%
Some college or associate's	108	16.7%
Bachelor's degree	132	20.5%
Graduate or professional degree	296	45.9%

Commute to work

Mean travel time to work: 16 min

Drove alone90.0%

Carpooled0.0%

Public transit0.0%

Walked0.0%

Bicycle0.0%

Worked from home10.0%

Other means0.0%

How workers get to work

	Count	Share
Drove alone	386	90.0%
Carpooled	0	0.0%
Public transit	0	0.0%
Walked	0	0.0%
Bicycle	0	0.0%
Worked from home	43	10.0%
Other means	0	0.0%

Travel time

	Count	Share
Under 15 min	161	41.7%
15 to 29 min	192	49.7%
30 to 44 min	33	8.5%
45 to 59 min	0	0.0%
60+ min	0	0.0%

Households

Average household size: 2.21
Poverty rate: 4.2% (36 of 866)

	Count	Share
Family households	310	79.1%
Nonfamily households	82	20.9%

Housing

Median year structure built: 1956

Occupancy

	Count	Share
Occupied	392	97.5%
Vacant	10	2.5%

Tenure (of occupied units)

	Count	Share
Owner-occupied	179	45.7%
Renter-occupied	213	54.3%

1-unit, detached56.7%

1-unit, attached0.0%

2 to 4 units12.9%

5 to 19 units30.3%

20 or more units0.0%

Mobile home & other0.0%

Units in structure

	Count	Share
1-unit, detached	228	56.7%
1-unit, attached	0	0.0%
2 to 4 units	52	12.9%
5 to 19 units	122	30.3%
20 or more units	0	0.0%
Mobile home & other	0	0.0%

Geography

Place GEOID: 0601416
Type (LSAD): 57
Land area: 0.13 sq mi
Water area: 0 sq mi
Center point: 37.9056, -122.5187