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Where am ILOCATED

What County Is Pomona, California In?

Pomona is in Los Angeles County, California. About 147,943 people live there (2020–2024 estimate). It uses Pacific Time and covers 23 sq mi (59.5 km²) of land. The nearest larger city or town is Ontario, 9.0 mi east.

Los AngelesSan DiegoSan Jose
Pomona in California
MontclairSan DimasWalnut
Pomona and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Population, 2020–2024 estimate
147,943 ± 74
Land area
23 sq mi (59.5 km²)
Time zone
Pacific TimeUTC-08:00 in January; UTC-07:00 in July
Sun today
Sunrise and sunset for the year
Elevation
845 ft 258 m, ground height at the central point
Median household income
$79,479 ± $3,248
Median home value
$593,800 ± $8,747
Median rent, with utilities
$1,810 ± $38
Homes lived in by their owners
54% ± 1.8 points
Water area
0.01 sq mi (0.03 km²)
State
California
Census place code
0658072
Coordinates (central point)
34.058494, -117.761091
Open this point in the location finder

These coordinates mark a central point for the area, not a street address. Population, income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.

County boundaries in Pomona

For a point close to the city or county boundary, check the address with the office responsible for your form. Check a point on the county map.

Coordinates of Pomona

34.058494, -117.761091 is a central point for Pomona, not a street address. Convert these coordinates or share a map link.

Elevation in Pomona

845 ft (258 m), the USGS ground height at Pomona’s central point (3DEP terrain, 1 m grid, NAVD 88). Ground height varies across town. Check elevation at another spot.

Sunrise and sunset in Pomona

Longest day
14 hours 25 minutes around June 21
Shortest day
9 hours 53 minutes around December 21
Earliest sunrise
5:39 AM around June 12
Latest sunrise
7:15 AM the day before clocks go back in November
Earliest sunset
4:41 PM around December 4
Latest sunset
8:06 PM around June 29

Clocks go forward an hour on the second Sunday in March and back on the first Sunday in November, so sunrise and sunset jump an hour later in March and an hour earlier in November.

Sunrise and sunset on the 15th of each month
DaySunriseSunsetDaylight
Jan 156:56 AM5:04 PM10 h 8 min
Feb 156:35 AM5:34 PM10 h 59 min
Mar 157:01 AM6:58 PM11 h 57 min
Apr 156:20 AM7:22 PM13 h 2 min
May 155:49 AM7:45 PM13 h 56 min
Jun 155:39 AM8:04 PM14 h 25 min
Jul 155:50 AM8:03 PM14 h 13 min
Aug 156:12 AM7:38 PM13 h 26 min
Sep 156:34 AM6:57 PM12 h 23 min
Oct 156:56 AM6:16 PM11 h 20 min
Nov 156:23 AM4:47 PM10 h 24 min
Dec 156:49 AM4:43 PM9 h 54 min

Approximate times for a flat horizon at the central point; the days move by a day or so from year to year. Hills and weather can change what you see.

Time zones in Pomona

Pomona uses Pacific Time (America/Los_Angeles).

Time zoneLocal time and UTC offsetNext clock change
Pacific TimeAmerica/Los_AngelesUTC-08:00 in January; UTC-07:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.

ZIP Code areas, largest first

  1. 9170978,006 people
  2. 9176669,327 people
  3. 9176749,152 people
  4. 9176544,502 people
  5. 9178940,298 people
  6. 9171137,529 people
  7. 9176834,200 people
  8. 9177333,598 people

8 ZIP Code areas overlap Pomona. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Montclair, California (city)3.7 mi east
  2. La Verne, California (city)4.3 mi north
  3. San Dimas, California (city)4.4 mi northwest
  4. Diamond Bar, California (city)5.1 mi southwest
  5. Claremont, California (city)5.3 mi northeast
  6. Walnut, California (city)5.6 mi west
  7. Chino, California (city)7.8 mi southeast
  8. Chino Hills, California (city)8.2 mi south
  9. Industry, California (city)11 mi west

Before using this answer on a form

A city boundary, a CDP and a mailing city can mean different things.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this place on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.