Saturation ranking

Where law offices is most and least saturated in California

Every California market with sourced Law Firm data, ranked on how much provision it already has. Counties are measured per 10,000 residents. Cities are measured as a share of the businesses in the same ZIP codes, because a city’s establishment counts cover its ZIP codes rather than its city limits and cannot be divided by its municipal population. Neither measure says anything about revenue or profitability, and a crowded market is not automatically a bad one: it is also where the most businesses come up for sale.

Statewide establishments
22,821
2023 County Business Patterns
State median density
2.8
Per 10,000 residents, counties
Counties ranked
51
of 53 with data
Cities ranked
255
of 307 with data

Most saturated counties for law firm

51 of 53 counties with sourced data qualify for this ranking. Markets with fewer than 5 establishments are excluded at both levels, because a single opening or closing would move them enough to dominate the list. Counties under 2,000 residents are also excluded, where a per-capita figure is arithmetically true and analytically useless.

#CountyEstablishmentsPer 10kVs state medianReading
1San Francisco County826,079 residents1,17114.2+415%Densely served
2Orange County3,149,507 residents2,8699.1+231%Densely served
3Marin County253,694 residents2268.9+224%Densely served
4Los Angeles County9,694,934 residents8,4618.7+217%Densely served
5San Diego County3,282,248 residents2,5367.7+181%Densely served
6Mono County12,505 residents86.4+132%Densely served
7Santa Barbara County442,065 residents2435.5+100%Densely served
8Ventura County830,851 residents4505.4+97%Densely served
9Nevada County101,911 residents555.4+96%Densely served
10Sacramento County1,618,460 residents8695.4+95%Densely served
11Placer County442,081 residents2235.0+83%Densely served
12Sonoma County486,444 residents2415.0+80%Densely served
13San Luis Obispo County282,367 residents1374.9+76%Densely served
14San Mateo County743,568 residents3584.8+75%Densely served
15Butte County209,211 residents964.6+67%Densely served

State median for this industry: 2.8 establishments per 10,000 residents. A high figure means more provision per resident, not more demand.

Least saturated counties for law firm

The same 51 counties, read from the bottom of the ordering upward. Thin provision is worth checking against the neighbouring counties before treating it as an opening.

#CountyEstablishmentsPer 10kVs state medianReading
1Madera County167,927 residents130.8-72%Thinly served
2Calaveras County46,605 residents51.1-61%Thinly served
3Lake County67,772 residents81.2-57%Thinly served
4Tehama County64,665 residents81.2-55%Thinly served
5Merced County297,260 residents391.3-52%Thinly served
6Yuba County88,691 residents121.4-51%Thinly served
7Kings County154,327 residents211.4-51%Thinly served
8San Benito County70,082 residents101.4-48%Thinly served
9Imperial County181,411 residents261.4-48%Thinly served
10Tulare County485,146 residents781.6-42%Thinly served
11Solano County455,376 residents751.6-40%Thinly served
12San Joaquin County823,815 residents1391.7-39%Below average
13Sutter County98,787 residents181.8-34%Below average
14Del Norte County26,410 residents51.9-31%Below average
15Kern County927,068 residents1822.0-29%Below average

State median for this industry: 2.8 establishments per 10,000 residents. A low figure can mean a genuine gap, or a market served from the next county over.

Most saturated cities for law firm

255 of 307 cities with sourced data qualify for this ranking. Markets with fewer than 5 establishments are excluded at both levels, because a single opening or closing would move them enough to dominate the list. Cities with fewer than 500 businesses in total are also excluded, because on a base that small the industry’s share moves on rounding.

#CityEstablishmentsShare of localVs state shareReading
1Beverly HillsLos Angeles, 6,870 businesses in total5397.85%+260%Densely served
2Westlake VillageLos Angeles, 1,669 businesses in total1247.43%+240%Densely served
3Newport BeachOrange, 6,234 businesses in total3986.38%+193%Densely served
4CalabasasLos Angeles, 2,108 businesses in total1326.26%+187%Densely served
5Walnut CreekContra Costa, 4,012 businesses in total2355.86%+168%Densely served
6PasadenaLos Angeles, 7,697 businesses in total4005.20%+138%Densely served
7GlendaleLos Angeles, 7,130 businesses in total3655.12%+135%Densely served
8IrvineOrange, 14,947 businesses in total7615.09%+133%Densely served
9Manhattan BeachLos Angeles, 2,055 businesses in total1035.01%+130%Densely served
10Santa AnaOrange, 8,181 businesses in total3764.60%+111%Densely served
11ClaremontLos Angeles, 1,094 businesses in total504.57%+109%Densely served
12El SegundoLos Angeles, 2,288 businesses in total984.28%+96%Densely served
13San DiegoSan Diego, 42,106 businesses in total1,7524.16%+91%Densely served
14Los AngelesLos Angeles, 77,828 businesses in total3,0513.92%+80%Densely served
15Solana BeachSan Diego, 1,032 businesses in total383.68%+69%Densely served
16San RafaelMarin, 3,160 businesses in total1163.67%+68%Densely served
17Seal BeachOrange, 766 businesses in total283.66%+67%Densely served
18SacramentoSacramento, 19,687 businesses in total6903.50%+61%Densely served
19San FranciscoSan Francisco, 33,575 businesses in total1,1703.48%+60%Densely served
20TustinOrange, 3,361 businesses in total1153.42%+57%Densely served
21OaklandAlameda, 10,328 businesses in total3533.42%+57%Densely served
22Santa MonicaLos Angeles, 7,320 businesses in total2453.35%+53%Densely served
23Del MarSan Diego, 840 businesses in total283.33%+53%Densely served
24Laguna HillsOrange, 1,901 businesses in total633.31%+52%Densely served
25South PasadenaLos Angeles, 1,030 businesses in total343.30%+51%Densely served

Statewide, 2.18% of California businesses are in this industry. A higher local share means the industry takes up more of the local business base than it does statewide.

City figures are aggregated over the ZIP codes the Postal Service assigns to each place, which do not follow municipal boundaries. That is why the comparison here is a share of the businesses in those same ZIP codes rather than a figure per resident: both sides then cover the same ground, so a city that loses establishments to a separately named ZIP loses its denominator with them.

Most underserved cities for law firm

The bottom of the same ordering. These are the California cities carrying the least law firm provision per resident among those that clear both floors.

#CityEstablishmentsShare of localVs state shareReading
1La PuenteLos Angeles, 2,119 businesses in total50.24%-89%Thinly served
2MilpitasSanta Clara, 2,220 businesses in total60.27%-88%Thinly served
3LivermoreAlameda, 2,640 businesses in total80.30%-86%Thinly served
4South El MonteLos Angeles, 1,852 businesses in total60.32%-85%Thinly served
5Baldwin ParkLos Angeles, 1,638 businesses in total60.37%-83%Thinly served
6GilroySanta Clara, 1,551 businesses in total60.39%-82%Thinly served
7RichmondContra Costa, 1,549 businesses in total60.39%-82%Thinly served
8TracySan Joaquin, 2,464 businesses in total100.41%-81%Thinly served
9CarsonLos Angeles, 1,696 businesses in total70.41%-81%Thinly served
10Apple ValleySan Bernardino, 1,125 businesses in total50.44%-80%Thinly served
11VacavilleSolano, 2,017 businesses in total90.45%-80%Thinly served
12MaderaMadera, 1,525 businesses in total70.46%-79%Thinly served
13El CajonSan Diego, 4,089 businesses in total190.46%-79%Thinly served
14WalnutLos Angeles, 2,341 businesses in total110.47%-78%Thinly served
15West SacramentoYolo, 1,439 businesses in total70.49%-78%Thinly served
16HaywardAlameda, 4,289 businesses in total210.49%-78%Thinly served
17HawthorneLos Angeles, 1,403 businesses in total70.50%-77%Thinly served
18TurlockStanislaus, 1,800 businesses in total90.50%-77%Thinly served
19InglewoodLos Angeles, 2,000 businesses in total100.50%-77%Thinly served
20SebastopolSonoma, 987 businesses in total50.51%-77%Thinly served
21Santa Fe SpringsLos Angeles, 2,171 businesses in total120.55%-75%Thinly served
22PittsburgContra Costa, 1,059 businesses in total60.57%-74%Thinly served
23ChinoSan Bernardino, 3,295 businesses in total190.58%-74%Thinly served
24VallejoSolano, 1,732 businesses in total100.58%-74%Thinly served
25WoodlandYolo, 1,353 businesses in total80.59%-73%Thinly served

Statewide, 2.18% of California businesses are in this industry. A lower local share can mean a genuine gap, or a market served from the next town over.

How to read these rankings

  • Both measures are supply measures. They say nothing about how much each business earns, how large it is, or how much demand comes from outside the market.
  • The two levels are not directly comparable to each other. A county figure is establishments per resident; a city figure is this industry’s share of the local business base against the statewide share. Compare counties to counties and cities to cities.
  • A thinly served market can be a genuine gap or a market already served from a neighbouring town. The individual market pages list the nearest comparable places for exactly this check.
  • A densely served market means competition, but it is also where the largest pool of existing businesses sits, and therefore where the most owners reach retirement each year.
  • Counties are the more stable measure. City figures rest on ZIP code geography, which the Postal Service redraws as it pleases, so a city can gain or lose a ZIP between years.

Full law firm data for California/All industry rankings/Methodology

Sources

  1. U.S. Census Bureau, 2023 County Business Patterns. Establishment counts, employment and annual payroll by NAICS. Retrieved 2026-09-08.
  2. U.S. Bureau of Labor Statistics, Quarterly Census of Employment and Wages (2026Q1). Quarterly establishment counts and employment for employers covered by unemployment insurance. Retrieved 2026-09-08.
  3. U.S. Census Bureau, 2023 ZIP Code Business Patterns. Establishment counts by ZIP code and NAICS, aggregated over the ZIP codes assigned to each city, including the all-industry totals used as the local business base. Retrieved 2026-09-10.