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Directory · Company · Updated 2026-10-18

Hartford Insurance Company of the Midwest · NAIC 37478

Where Hartford Insurance Company of the Midwest is admitted, where it's eligible for surplus lines, the lines it's licensed for and how much of each it writes, from state regulators' public lists and market share reports.

Hartford Insurance Company of the Midwest (NAIC 37478) is a property and casualty insurer domiciled in Indiana, part of Hartford Fire & Casualty Group. State regulators list it as licensed (admitted) in Alaska, California, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Iowa, Idaho, Illinois, Kentucky, Massachusetts, Maryland, Minnesota, Missouri, Mississippi, North Carolina, North Dakota, Nebraska, New Jersey, Nevada, New York, Ohio, Oklahoma, Oregon, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Washington, Wisconsin, Wyoming. It ranked #1 of 128 in Illinois flood in 2025 (7.0% share). It ranked #3 of 73 in California flood in 2025 (10.6% share). It ranked #3 of 124 in North Carolina flood in 2025 (8.4% share). The U.S. Treasury lists it as a certified surety with a $40.8M underwriting limit.

By Sam Alishahi, independent insurance broker · All companies

By state

Where it's licensed

States whose regulator lists are loaded: Alaska, California, Colorado, Connecticut, Delaware, Florida, Georgia, Hawaii, Iowa, Idaho, Illinois, Kentucky, Massachusetts, Maryland, Minnesota, Missouri, Mississippi, Montana, North Carolina, North Dakota, Nebraska, New Jersey, Nevada, New York, Ohio, Oklahoma, Oregon, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Washington, Wisconsin, West Virginia, Wyoming. Not on the lists we have for Montana, West Virginia, which doesn't by itself mean it isn't licensed there.

StateStatusLines licensedSinceSource
AlaskaAdmitted (licensed)——Alaska, 2026-10-18
CaliforniaAdmitted (licensed)Commercial auto, Commercial package (BOP, CMP), Flood, Inland marine, General liability, Surety bonds, Workers' compensation—California Department of Insurance, 2026-10-17
ColoradoAdmitted (licensed)Personal auto, Commercial auto, Commercial package (BOP, CMP), Flood, Homeowners, General liability, Surety bonds, Workers' compensation—Colorado, 2026-10-18
ConnecticutAdmitted (licensed)——Connecticut, 2026-10-18
DelawareAdmitted (licensed)——Delaware, 2026-10-18
FloridaAdmitted (licensed)Aircraft and aviation, Personal auto, Commercial auto, Commercial package (BOP, CMP), Earthquake, Farm and crop, Fidelity bonds, Homeowners, Inland marine, General liability, Medical malpractice, Mobile home, Ocean marine, Commercial property (fire and allied lines), Surety bonds, Workers' compensation—Florida Office of Insurance Regulation, 2026-10-18
GeorgiaAdmitted (licensed)General liability, Commercial property (fire and allied lines), Surety bonds, Workers' compensation—Georgia, 2026-10-18
HawaiiAdmitted (licensed)——Hawaii, 2026-10-18
IdahoAdmitted (licensed)Fidelity bonds, General liability, Ocean marine, Commercial property (fire and allied lines), Surety bonds, Workers' compensation—Idaho, 2026-10-18
IllinoisAdmitted (licensed)Personal auto, Commercial auto, Commercial package (BOP, CMP), Earthquake, Flood, Homeowners, Inland marine, General liability, Commercial property (fire and allied lines), Surety bonds, Workers' compensation—Illinois, 2026-10-18
IowaAdmitted (licensed)——Iowa, 2026-10-18
KentuckyAdmitted (licensed)——Kentucky Department of Insurance, 2026-10-17
MarylandAdmitted (licensed)——Maryland Insurance Administration, 2026-10-17
MassachusettsAdmitted (licensed)Personal auto, Fidelity bonds, General liability, Surety bonds, Workers' compensation—Massachusetts, 2026-10-18
MinnesotaAdmitted (licensed)——Minnesota, 2026-10-18
MississippiAdmitted (licensed)Aircraft and aviation, Personal auto, Equipment breakdown, Farm and crop, Fidelity bonds, Glass, Homeowners, Inland marine, General liability, Ocean marine, Commercial property (fire and allied lines), Surety bonds, Workers' compensation08-01-1989Mississippi Insurance Department, 2026-10-17
MissouriAdmitted (licensed)Personal auto, Commercial auto, Commercial package (BOP, CMP), Earthquake, Fidelity bonds, Homeowners, Inland marine, General liability, Commercial property (fire and allied lines), Surety bonds, Workers' compensation—Missouri, 2026-10-18
NebraskaAdmitted (licensed)——Nebraska, 2026-10-18
NevadaAdmitted (licensed)General liability, Ocean marine, Commercial property (fire and allied lines), Surety bonds, Workers' compensation—Nevada Division of Insurance, 2026-10-17
New JerseyAdmitted (licensed)——New Jersey, 2026-10-18
New YorkAdmitted (licensed)——Excess Line Association of New York (DFS-licensed and eligible excess line insurers), 2026-10-17
North CarolinaAdmitted (licensed)Personal auto, Equipment breakdown, Commercial auto, Commercial package (BOP, CMP), Earthquake, Flood, Homeowners, Inland marine, General liability, Surety bonds, Workers' compensation—North Carolina, 2026-10-18
North DakotaAdmitted (licensed)——North Dakota, 2026-10-18
OhioAdmitted (licensed)——Ohio Department of Insurance, 2026-10-17
OklahomaAdmitted (licensed)Personal auto, Flood, Homeowners, Inland marine, General liability, Commercial property (fire and allied lines), Workers' compensation—Oklahoma, 2026-10-18
OregonAdmitted (licensed)Personal auto, Commercial auto, Commercial package (BOP, CMP), Earthquake, Flood, Homeowners, Inland marine, General liability, Commercial property (fire and allied lines), Surety bonds, Workers' compensation—Oregon, 2026-10-18
Rhode IslandAdmitted (licensed)——Rhode Island, 2026-10-18
South CarolinaAdmitted (licensed)——South Carolina, 2026-10-18
South DakotaAdmitted (licensed)Personal auto, Commercial auto, Flood, General liability, Workers' compensation—South Dakota, 2026-10-18
TennesseeAdmitted (licensed)——Tennessee, 2026-10-18
TexasAdmitted (licensed)Aircraft and aviation, Personal auto, Equipment breakdown, Commercial auto, Commercial package (BOP, CMP), Crime (burglary and theft), Farm and crop, Fidelity bonds, Flood, Glass, Homeowners, Inland marine, General liability, Ocean marine, Commercial property (fire and allied lines), Surety bonds, Workers' compensation1982/08/06Texas Department of Insurance, 2026-10-17
UtahAdmitted (licensed)——Utah, 2026-10-18
WashingtonAdmitted (licensed)Flood—Washington Office of the Insurance Commissioner and the Surplus Line Association of Washington, 2026-10-17
WisconsinAdmitted (licensed)Personal auto, Commercial auto, Commercial package (BOP, CMP), Homeowners, General liability, Surety bonds, Workers' compensation—Wisconsin, 2026-10-18
WyomingAdmitted (licensed)——Wyoming, 2026-10-18
What it writes

Premium and rank by line

From the regulators that publish every company's direct premium by line.

Line and stateRankPremium writtenShareYear
Flood in California#3 of 73$20.2M10.64%2025
Commercial package (BOP, CMP) in California#125 of 207$2.9M0.05%2025
Surety bonds in California#137 of 148$1,3300.00%2025
Workers' compensation in California#188 of 245$1.8M0.01%2025
Commercial auto in California#229 of 232$4610.00%2025
Inland marine in California#233 of 248$7,9290.00%2025
General liability in California#287 of 353$219,8660.00%2025
Flood in Illinois#1 of 128$3.6M6.95%2025
Workers' compensation in Illinois#44 of 375$16.6M0.68%2025
Homeowners in Illinois#143 of 183$168,2730.00%2025
Surety bonds in Illinois#151 of 157$3000.00%2025
Commercial auto in Illinois#305 of 448$445,9770.01%2025
Commercial package (BOP, CMP) in Illinois#348 of 400$81,6280.00%2025
Commercial property (fire and allied lines) in Illinois#380 of 387$2970.00%2025
Inland marine in Illinois#422 of 452$3,0520.00%2025
General liability in Illinois#452 of 695$442,6770.01%2025
Flood in North Carolina#3 of 124$11.0M8.43%2025
Personal auto in North Carolina#39 of 129$17.5M0.18%2025
Workers' compensation in North Carolina#53 of 347$8.1M0.54%2025
Homeowners in North Carolina#64 of 135$7.0M0.13%2025
Earthquake in North Carolina#68 of 180$29,0850.14%2025
Surety bonds in North Carolina#143 of 152$5000.00%2025
Equipment breakdown in North Carolina#216 of 219$230.00%2025
Inland marine in North Carolina#249 of 420$108,2480.01%2025
Commercial auto in North Carolina#351 of 408$35,5580.00%2025
General liability in North Carolina#470 of 621$141,2540.00%2025
Flood in South Dakota#7 of 60$180,3465.47%2025
Personal auto in South Dakota#82 of 98$130,4840.01%2025
Workers' compensation in South Dakota#146 of 284$162,2300.08%2025
Commercial auto in South Dakota#229 of 237$1,2780.00%2025
General liability in South Dakota#315 of 356$2,0940.00%2025
Flood in Texas#6 of 91$25.6M5.15%2025
Workers' compensation in Texas#58 of 327$8.3M0.33%2025
Personal auto in Texas#123 of 155$1.3M0.00%2025
Homeowners in Texas#148 of 148$2080.00%2025
Equipment breakdown in Texas#171 of 173$220.00%2025
Commercial package (BOP, CMP) in Texas#249 of 260$54,4840.00%2025
Commercial auto in Texas#257 of 329$732,2250.01%2025
Flood in Washington#3 of 52$3.0M9.98%2025
Homeowners in Wisconsin#105 of 161$930,7290.04%2024
Surety bonds in Wisconsin#105 of 117$1,4000.00%2024
Commercial package (BOP, CMP) in Wisconsin#239 of 276$27,2220.00%2024
Commercial auto in Wisconsin#247 of 312$81,3550.01%2024
Workers' compensation in Wisconsin#260 of 312$56,5730.00%2024
Standing

Where it's a top-10 writer

Hartford Fire & Casualty Group (NAIC group 00091), the group Hartford Insurance Company of the Midwest belongs to, ranks in the top 10 for these lines and states. Top 10 insurer groups by direct premium written in 2025, from the NAIC's Market Share Reports for Property/Casualty Groups and Companies by State. A group is the parent and its insurance companies together; share is the group's part of the state total for the line; loss ratio is losses incurred over premium earned.

Line and stateRankPremium writtenShareYear
Workers' compensation in Connecticut
Workers Compensation
#1$104.9M14.35%2025
Ocean marine in Delaware
Ocean Marine
#1$2.6M13.98%2025
Workers' compensation in Delaware
Workers Compensation
#1$18.3M10.62%2025
Workers' compensation in District of Columbia
Workers Compensation
#1$25.8M17.39%2025
Credit in District of Columbia
Credit
#1$11.1M33.13%2025
Flood in Illinois
Federal Flood
#1$3.6M15.88%2025
Workers' compensation in Massachusetts
Workers Compensation
#1$144.3M11.57%2025
Flood in Montana
Federal Flood
#1$947,00034.62%2025
Flood in Nevada
Federal Flood
#1$1.4M20.61%2025
Workers' compensation in Nevada
Workers Compensation
#1$40.5M8.02%2025
Workers' compensation in North Carolina
Workers Compensation
#1$113.3M7.53%2025
Commercial package (BOP, CMP) in Texas
Total Commercial Multiple Peril
#1$509.5M9.54%2025
Workers' compensation in Virginia
Workers Compensation
#1$88.9M9.15%2025
Workers' compensation in Washington
Workers Compensation
#1$8.7M32.26%2025
Ocean marine in Colorado
Ocean Marine
#2$2.9M9.47%2025
Workers' compensation in Colorado
Workers Compensation
#2$69.4M6.34%2025
Commercial package (BOP, CMP) in Connecticut
Total Commercial Multiple Peril
#2$91.9M9.28%2025
Commercial package (BOP, CMP) in District of Columbia
Total Commercial Multiple Peril
#2$28.5M11.39%2025
Commercial package (BOP, CMP) in Georgia
Total Commercial Multiple Peril
#2$127.4M6.55%2025
Flood in Idaho
Federal Flood
#2$507,00012.98%2025
Workers' compensation in Illinois
Workers Compensation
#2$178.1M7.29%2025
Flood in Kentucky
Federal Flood
#2$2.2M15.62%2025
Workers' compensation in Maine
Workers Compensation
#2$10.6M3.99%2025
Workers' compensation in Maryland
Workers Compensation
#2$99.5M11.54%2025
Fidelity bonds in Maryland
Fidelity
#2$2.6M10.10%2025
Flood in Massachusetts
Federal Flood
#2$13.2M21.10%2025
Commercial package (BOP, CMP) in Nevada
Total Commercial Multiple Peril
#2$53.8M9.39%2025
Commercial package (BOP, CMP) in New Jersey
Total Commercial Multiple Peril
#2$217.6M9.29%2025
Workers' compensation in New Jersey
Workers Compensation
#2$303.7M11.71%2025
Flood in Oregon
Federal Flood
#2$3.1M19.35%2025
Workers' compensation in Oregon
Workers Compensation
#2$22.5M2.81%2025
Ocean marine in Pennsylvania
Ocean Marine
#2$8.8M8.45%2025
Commercial package (BOP, CMP) in Rhode Island
Total Commercial Multiple Peril
#2$26.6M9.15%2025
Workers' compensation in Rhode Island
Workers Compensation
#2$25.5M10.97%2025
Commercial package (BOP, CMP) in South Carolina
Total Commercial Multiple Peril
#2$84.7M8.32%2025
Workers' compensation in South Carolina
Workers Compensation
#2$73.8M7.50%2025
Workers' compensation in Tennessee
Workers Compensation
#2$52.6M6.61%2025
Workers' compensation in Texas
Workers Compensation
#2$143.6M5.78%2025
Workers' compensation in Alabama
Workers Compensation
#3$35.8M8.53%2025
Workers' compensation in Arizona
Workers Compensation
#3$61.2M7.27%2025
Surety bonds in Arkansas
Surety
#3$5.1M7.18%2025
Flood in California
Federal Flood
#3$20.2M14.55%2025
Commercial package (BOP, CMP) in California
Total Commercial Multiple Peril
#3$622.2M8.01%2025
General liability in California
Products Liability
#3$51.0M6.68%2025
Flood in Colorado
Federal Flood
#3$1.5M12.59%2025
Flood in Connecticut
Federal Flood
#3$5.7M13.87%2025
General liability in Connecticut
Other Liability
#3$91.3M4.77%2025
Workers' compensation in Florida
Workers Compensation
#3$159.8M5.01%2025
Workers' compensation in Georgia
Workers Compensation
#3$114.7M6.22%2025
Flood in Kansas
Federal Flood
#3$600,00011.03%2025
Workers' compensation in Kansas
Workers Compensation
#3$26.9M6.25%2025
General liability in Kansas
Products Liability
#3$3.9M4.79%2025
Ocean marine in Louisiana
Ocean Marine
#3$12.7M6.02%2025
Commercial package (BOP, CMP) in Maryland
Total Commercial Multiple Peril
#3$76.7M7.65%2025
General liability in Maryland
Products Liability
#3$5.5M9.15%2025
General liability in Massachusetts
Products Liability
#3$10.3M6.35%2025
Flood in Michigan
Federal Flood
#3$1.2M9.26%2025
Workers' compensation in Michigan
Workers Compensation
#3$55.6M5.35%2025
General liability in Mississippi
Products Liability
#3$2.3M7.62%2025
Workers' compensation in Missouri
Workers Compensation
#3$71.5M6.70%2025

Showing the best 60 of 346 top-10 placements.

Bonds

Treasury-certified surety

On the U.S. Treasury's Circular 570 (updated August 01, 2026) with an underwriting limit of $40.8M per bond, licensed to write surety in 51 states and territories: AK, AL, AR, AZ, CA, CO, CT, DC, DE, FL, GA, HI, IA, ID, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, VT, WA, WI, WV, WY.

Method and source

Each row comes from the named regulator's public company list on the date shown, joined by NAIC number. "Admitted" means licensed by the state and backed by its guaranty fund; "surplus lines" means eligible to take risks the admitted market declines, without rate or form approval or guaranty fund protection. Premium and rank come from state market share reports that list every company. This is a public-records directory, not a rating or recommendation; for the company's own filings use the NAIC's Consumer Information Source.

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