Photo: Editorofthewiki · CC BY-SA 4.0More hazard damage per building is expected in Cinnaminson Township than in 87% of U.S. towns, mostly from river and rain flooding
On FEMA’s National Risk Index, Cinnaminson Township gets a D for hazard risk: higher expected damage per building than 87% of U.S. towns, #420 of 468 in New Jersey. Most of that expected damage is river and rain flooding (81%). Flood insurance has paid 140 claims here since 1978.
Graded on FEMA’s expected yearly building damage per dollar of building value (NRI v1.20, December 2025), weighted by where residents live; flood claims are shown, not graded. How hazard risk is graded
What stands out about Cinnaminson Township’s natural hazards
From FEMA’s model and FEMA’s records, below.
What Cinnaminson Township faces
Each hazard’s share of the building damage FEMA expects here, and how its rate compares with the rest of the country.
River and rain flooding
Coastal flooding
Shares are of FEMA’s expected building damage, the measure the grade uses; ranks compare each hazard’s building-damage rate with all 85,154 U.S. census tracts. In FEMA’s terms, river and rain flooding is FEMA’s “Inland Flooding” (rivers and streams overflowing their banks, or rain overwhelming drainage). FEMA defines coastal flooding as high or rising tides and storm surge, so surge damage is counted there. Drought isn’t listed: FEMA counts its losses in crops only.
What’s behind Cinnaminson Township’s grade
River and rain flooding is 81% of the building damage FEMA expects in Cinnaminson Township, and Cinnaminson Township’s rate of river and rain flooding damage is in the top 8% of U.S. census tracts. Coastal flooding adds 8%, at a rate in the top 2% of U.S. census tracts.
D #420 of 468 in New Jersey; higher expected damage per building than 87% of U.S. towns (21,298).
Cinnaminson Township’s residents live in 5 census tracts; FEMA’s figures are combined by where they live.
The typical New Jersey town has higher expected damage than 56% of U.S. towns; within the state, Cinnaminson Township has more expected damage per building than 90% of New Jersey towns.
In dollars, FEMA expects about $9.9M a year in losses across Cinnaminson Township: $8.9M to buildings, the rest to people and crops.
Does Cinnaminson Township flood? Yes: 140 flood claims since 1978
Every paid claim on a federal flood insurance policy in Cinnaminson Township, from FEMA’s records: 22.2 per 1,000 homes, more than 85% of the 13,809 U.S. towns with a flood insurance record.
- Hurricane Irene16 claims · $204K
- The Mid-spring storms9 claims · $113K
- The April 2007 nor’easter8 claims · $30K
Cinnaminson Township isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.
Insurance rates: Burlington County.9 federal disasters brought FEMA money to Cinnaminson Township
Disasters that paid out in Cinnaminson Township itself (aid to households or repair grants to Cinnaminson Township), newest first, with that year’s flood claims.
- 2016Severe Winter Storm and Snowstorm$80K to Cinnaminson Township for repairs
- 2015Severe Storm$46K to Cinnaminson Township for repairs
- 2012Hurricane Sandy18 households applied for aid$12K aid approved$203K to Cinnaminson Township for repairs7 flood claims paid that year
- 2011Hurricane Irene72 households applied for aid$141K aid approved$30K to Cinnaminson Township for repairs16 flood claims paid for it, $204K
- 2010Severe Winter Storm and Snowstorm$33K to Cinnaminson Township for repairs
- 2010Severe Winter Storm and Snowstorm$45K to Cinnaminson Township for repairs
Show all 9
- 2009Snowstorm$48K to Cinnaminson Township for repairs2 flood claims paid that year
- 2007Severe Storms and Inland and Coastal Flooding30 households applied for aid$12K aid approved8 flood claims paid that year
- 2004Severe Storms and Flooding4 households applied for aid$10K aid approved1 flood claim paid that year
Burlington County has had 22 natural disasters declared by the President since 1953, most often severe storms, then winter storms. Not counted: the 2005 Hurricane Katrina evacuee emergency, which covered counties that took in evacuees; the 2001 World Trade Center declarations.
Also 1 FEMA wildfire suppression grant (Fire Management Assistance, not a disaster declaration) for fires in Burlington County, 2007–2007.
Old photos of Cinnaminson Township after a storm or flood belong in the town’s history. Add one, or share what you remember below.
Add to the Cinnaminson Township archive →Cinnaminson Township and its neighbors
Cinnaminson Township is 6th of the 8 graded towns here, from least expected damage per building to most. Tap a town to see its hazards.
| Town | Hazard risk | Mostly (buildings) | Flood claims |
|---|---|---|---|
| Pennsauken Township | B+less damage than 66% | river and rain flooding | 108 |
| Philadelphia | B−less damage than 54% | river and rain flooding | 1,177 |
| Moorestown Township | B−more damage than 50% | river and rain flooding | 26 |
| Delran Township | Cmore damage than 66% | river and rain flooding | 67 |
| Maple Shade Township | C−more damage than 83% | river and rain flooding | 6 |
| Cinnaminson Township | Dmore damage than 87% | river and rain flooding | 140 |
| Palmyra | D−more damage than 96% | river and rain flooding | 30 |
| Riverton | D−more damage than 97% | river and rain flooding | 1 |
Hazard risk = FEMA’s expected yearly building damage per dollar of building value, vs. the 21,298 U.S. towns we grade; the map is shaded by fifths of the same scale. Flood claims = paid federal flood insurance claims on record.
Get ready for what Cinnaminson Township faces
A short kit for the hazards that drive the building damage here, what to check before you buy, and where neighbors get alerts.
- Turn around at flooded roads: a foot of moving water can carry off a car.
- Flood insurance usually takes 30 days to start, so buy it before the forecast.
- Keep papers and medicines up high, in a grab-and-go bag.
- Know your evacuation zone and the way off the coast.
- Storm surge comes fast: leave when you’re told, not when the water arrives.
- Move cars to high ground before king tides and nor’easters.
- Look up the address on FEMA’s flood map.
- Ask the seller or landlord whether it has ever flooded, and what flood insurance costs there.
- Get a flood insurance quote early: policies usually start 30 days after you buy.
Know where neighbors sign up for alerts? Add it to the Handbook so everyone has it.
Questions about natural hazards in Cinnaminson Township
Is Cinnaminson Township at risk for natural disasters?
On FEMA’s National Risk Index, Cinnaminson Township has higher expected damage per building than 87% of U.S. towns: D for hazard risk, #420 of 468 in New Jersey. Most of the expected damage is river and rain flooding (81%) and coastal flooding (8%). This is FEMA’s model of an average year for today’s buildings, not a forecast.
Does Cinnaminson Township flood?
Flood insurance has paid 140 claims in Cinnaminson Township since 1978, $1.8M in all, or 22.2 per 1,000 homes, more than 85% of U.S. towns with a flood insurance record. 19 properties have flooded more than once. The most claims came from Hurricane Irene (16).
Is Cinnaminson Township in a flood zone?
Flood zones are drawn street by street, so the answer depends on the address: look it up on FEMA’s flood map. In Burlington County, 55% of homes in mapped flood zones carry federal flood insurance, and 2.2% of all homes do.
How much is flood insurance in Cinnaminson Township?
FEMA’s Community Rating System list shows no discount for Cinnaminson Township’s flood program. Premiums depend on the building; policies usually start 30 days after you buy, so get a quote early.
What was the biggest storm in Cinnaminson Township?
By FEMA money that reached Cinnaminson Township, Hurricane Sandy (2012): 18 households applied for aid, $12K approved, and $203K to Cinnaminson Township for repairs. By flood claims, Hurricane Irene: 16 paid, $204K.
Is Cinnaminson Township at risk from river and rain flooding?
It is the largest share of the building damage FEMA expects here (81%), and Cinnaminson Township’s rate for it is in the top 8% of U.S. census tracts.
Storm stories
Memories, warnings and help from neighbors in Cinnaminson Township.
Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where Cinnaminson Township’s residents lived in the 2020 census; OpenFEMA: NFIP redacted claims, multiple-loss properties, community status book and residential penetration rates, housing assistance (owners and renters), public assistance funded projects, hazard mitigation properties and disaster declarations. Homes: Census ACS 2020–24. Preparedness tips: Ready.gov. FEMA’s model is an average of expected damage, not a forecast. How hazard risk is graded.