---
slug: mill-valley
title: "Mill Valley"
kind: city
status: published
hash: 3e76bd72a7f41129ec3b6c8279a4b1b0ded13045f75722a2e5578a48c56b72cb
created: 2026-11-02T06:16:02.524Z
updated: 2026-11-02T07:14:00.295Z
summary: "Mill Valley, Marin County, California. Population: 13,694 (January 1, 2026 provisional estimate)."
tags: ["marin:municipality","in:marin"]
above: ["[[marin-county]]"]
below: []
adjacent: []
nested: []
---
# Mill Valley

*Mill Valley, Marin County, California. Population: 13,694 (January 1, 2026 provisional estimate).*

```widget
{
  "type": "entity",
  "ref": "#"
}
```

Mill Valley is one of Marin County’s 11 incorporated cities and towns. The California Department of Finance estimates its population at **13,694 as of January 1, 2026**. This provisional population estimate counts residents; it is not a count of records in this directory.

[Browse records associated with Mill Valley](https://miscsubjects.com/marin?town=Mill+Valley). The collection page shows current counts by object class and links to each record.

```widget
{
  "type": "source",
  "id": "dof"
}
```

```widget
{
  "type": "source",
  "id": "dof-method"
}
```

## Facts

```json
{
  "widget": "city",
  "url": "https://www.cityofmillvalley.gov/",
  "relations": [
    {
      "ref": "marin-county",
      "label": "Marin County"
    }
  ],
  "fields": [
    [
      "County",
      "Marin County"
    ],
    [
      "State",
      "California"
    ],
    [
      "Population",
      "13,694"
    ],
    [
      "Population date",
      "January 1, 2026"
    ],
    [
      "Estimate",
      "Provisional; California Department of Finance"
    ]
  ],
  "population": {
    "value": 13694,
    "as_of": "2026-01-01",
    "status": "provisional estimate",
    "source": "dof"
  }
}
```

## Sources

1. [E-1 population estimates, January 1, 2026](https://dof.ca.gov/media/docs/forecasting/Demographics/estimates-e1/E-1_2026_InternetVersion.xlsx)
2. [E-1 estimates and methodology](https://dof.ca.gov/forecasting/demographics/estimates-e1/)

---

**above:** [[marin-county]]