Neptune Park, New London, Connecticut presents a mixed investment profile with a gross yield of 5.6 and prices in line with New London but about 14% below Connecticut. Prices have risen 10.2 over the past year, while the Red Flag score of 66 points to moderate risk. Walkability is 27, and education is in the 6th percentile, indicating limited school-district test-score performance relative to the broader benchmark.
AI Summary•Updated May 2026
Area
5.19 mi²
ZIP Code
06320
County
Southeastern Connecticut Planning Region
State
Connecticut
Redfin — median sale & volumeZillow ZORI — asking rentFEMA National Risk Index v1.20OpenStreetMap — POIFBI UCR — state crimeEPA FRS / BTS — hazard screeningUS Census ACS / TIGER 2024
Verified Price · Median Sale
$339,899
YoY+10.2%
Gross Rental Yield
5.6%
Listed rent · ZORI annualized
Red Flag Index
High
66 / 100
Walkability Score
27
Car-Dependent
OpenStreetMap POI density · national percentile
Education Score
6 / 100
Limited · better than 6% of U.S. districts
Pre-pandemic SEDA (2018/19) · district proxy
AI Score
48
Fair
DistrictScore attractiveness · national model
Neptune Park Property Prices & Rental Yield
Verified Redfin sale data and Zillow ZORI asking rent for Neptune Park, New London.
Market Trend (12-Month)
12 Months
$368K$349K$329K$310K$291K
Verified Sale Price (Median)
Jun '25May '26
Verified = Redfin median sale price (MLS). Rolling 3-month series.
Unlock the Neptune Park 12-month price trend
See the full Verified vs Listed price history — free with a DistrictScore account.
FEMA National Risk Index composite across eight hazards, plus inherited Connecticut crime context.
Red Flag Breakdown
66 / 100
High Risk
Composite is weighted by expected impact — frequent low-damage hazards (hail, wind) weigh less than flood or wildfire.
Flood100Very High
Hurricane100Very High
Wildfire60High
Earthquake60High
Tornado40Moderate
Strong Wind40Moderate
Hail40Moderate
Heat20Low
8/8 hazards scored · FEMA NRI v1.20
Crime (state-level): Connecticut averaged 15.0 crimes and 1.4 violent per 1,000 residents (-11.7% YoY) in 2024(FBI UCR). Compare the state to the country, not states as a ranking — full Safety & Crime data lives on the state page.
Active transaction volume — 41 homes sold last period
Flood risk is Very High (100/100)
Hurricane risk is Very High (100/100)
Insights are generated from Neptune Park's live DistrictScore metrics.
Neptune Park Environment & Safety
Satellite PM2.5 air-quality history, FBI UCR crime trend (Connecticut-level, the finest official aggregation), EPA radon potential and point-source hazard screening.
Connecticut Crime Trend
FBI UCR
22110
20132024
All crimes / 1k
Violent / 1k
Year
Crimes / 1k
Violent / 1k
YoY
2024
15.0
1.4
-11.7%
2023
17.2
1.5
+3.8%
2022
16.6
1.5
-1.4%
2021
16.9
1.7
-1.6%
2020
17.5
1.8
+7.8%
2019
16.2
1.9
—
Reported at the state level — the finest official US crime aggregation; Neptune Park inherits the Connecticut figures.
Environmental Hazards
EPA / BTS
Industrial odor2 nearbyVery High
Point-source screening near Neptune Park: EPA Superfund National Priorities List & Facility Registry (2026), BTS aviation noise (2020, 24-hour average level). Superfund shows distance to the nearest listed site; odor shows detected sources within the screening radius. Only detected sources are listed; the bar shows severity vs. all U.S. neighborhoods.
Walkability & Amenities in Neptune Park
Amenity density and pedestrian access from OpenStreetMap points of interest.
Walkability & Amenities
OpenStreetMap POI
27
Car-Dependent
Walkability Score
0
Grocery
7
Dining
2
Schools
2
Universities
1
Hospitals
0
Pharmacies
4
Parks
0
Rail Transit
0
Coworking
POI counts are amenities within Neptune Park's boundary plus a 400 m walk buffer. Rail transit excludes bus stops.
Neptune Park vs New London vs Connecticut
How Neptune Park benchmarks against its city and state medians.
Benchmark vs City & State
Across Neptune Park, the median sale price sits in line with the median for New London neighborhoods and about 15% below the statewide median. Gross rental yield is 5.6%, against 5.6% for New London neighborhoods and 6.1% statewide. Over the past 12 months, prices rose 10.2%. Transaction liquidity sits in line with the median for New London neighborhoods and above the statewide median.
Neptune Park, New London, Connecticut shows a mixed profile for investors. Gross yield is 5.6, prices are in line with New London and about 14% below Connecticut, and values have risen 10.2 over the past year. The Red Flag score is 66, with walkability of 27 and education in the 6th percentile.
Neighborhoods near Neptune Park
Compare Neptune Park with nearby neighborhoods in New London.